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From jun...@apache.org
Subject [2/2] git commit: kafka-1670 (followup to fix system tests); Corrupt log files for segment.bytes values close to Int.MaxInt; patched by Sriharsha Chintalapani; reviewed by Jun Rao
Date Sun, 12 Oct 2014 15:45:41 GMT
kafka-1670 (followup to fix system tests); Corrupt log files for segment.bytes values close to Int.MaxInt; patched by Sriharsha Chintalapani; reviewed by Jun Rao


Project: http://git-wip-us.apache.org/repos/asf/kafka/repo
Commit: http://git-wip-us.apache.org/repos/asf/kafka/commit/ca0a9566
Tree: http://git-wip-us.apache.org/repos/asf/kafka/tree/ca0a9566
Diff: http://git-wip-us.apache.org/repos/asf/kafka/diff/ca0a9566

Branch: refs/heads/0.8.2
Commit: ca0a95665436c9c5bb386c094d276c585f4e450d
Parents: c63e062
Author: Sriharsha Chintalapani <schintalapani@hortonworks.com>
Authored: Sun Oct 12 08:45:31 2014 -0700
Committer: Jun Rao <junrao@gmail.com>
Committed: Sun Oct 12 08:45:31 2014 -0700

----------------------------------------------------------------------
 .../testcase_15001/testcase_5001_properties.json      | 12 ++++++------
 .../testcase_15002/testcase_5002_properties.json      | 14 +++++++-------
 .../testcase_15003/testcase_5003_properties.json      | 14 +++++++-------
 .../testcase_15004/testcase_5004_properties.json      | 14 +++++++-------
 .../testcase_15005/testcase_5005_properties.json      | 14 +++++++-------
 .../testcase_15006/testcase_5006_properties.json      | 14 +++++++-------
 .../testcase_5001/testcase_5001_properties.json       | 14 +++++++-------
 .../testcase_5002/testcase_5002_properties.json       | 14 +++++++-------
 .../testcase_5003/testcase_5003_properties.json       | 14 +++++++-------
 .../testcase_5004/testcase_5004_properties.json       | 14 +++++++-------
 .../testcase_5005/testcase_5005_properties.json       | 14 +++++++-------
 .../testcase_5006/testcase_5006_properties.json       | 14 +++++++-------
 .../testcase_7001/testcase_7001_properties.json       |  8 ++++----
 .../testcase_7002/testcase_7002_properties.json       |  8 ++++----
 .../testcase_0001/testcase_0001_properties.json       |  8 ++++----
 .../testcase_0002/testcase_0002_properties.json       |  8 ++++----
 .../testcase_0003/testcase_0003_properties.json       |  8 ++++----
 .../testcase_0004/testcase_0004_properties.json       |  8 ++++----
 .../testcase_0005/testcase_0005_properties.json       |  8 ++++----
 .../testcase_0006/testcase_0006_properties.json       |  8 ++++----
 .../testcase_0007/testcase_0007_properties.json       |  8 ++++----
 .../testcase_0008/testcase_0008_properties.json       |  8 ++++----
 .../testcase_0009/testcase_0009_properties.json       |  8 ++++----
 .../testcase_0101/testcase_0101_properties.json       |  8 ++++----
 .../testcase_0102/testcase_0102_properties.json       |  8 ++++----
 .../testcase_0103/testcase_0103_properties.json       |  8 ++++----
 .../testcase_0104/testcase_0104_properties.json       |  8 ++++----
 .../testcase_0105/testcase_0105_properties.json       |  8 ++++----
 .../testcase_0106/testcase_0106_properties.json       |  8 ++++----
 .../testcase_0107/testcase_0107_properties.json       |  8 ++++----
 .../testcase_0108/testcase_0108_properties.json       |  8 ++++----
 .../testcase_0109/testcase_0109_properties.json       |  8 ++++----
 .../testcase_1/testcase_1_properties.json             |  8 ++++----
 .../testcase_10101/testcase_0101_properties.json      |  8 ++++----
 .../testcase_10102/testcase_0102_properties.json      |  8 ++++----
 .../testcase_10103/testcase_0103_properties.json      |  8 ++++----
 .../testcase_10104/testcase_0104_properties.json      |  8 ++++----
 .../testcase_10105/testcase_0105_properties.json      |  8 ++++----
 .../testcase_10106/testcase_0106_properties.json      |  8 ++++----
 .../testcase_10107/testcase_0107_properties.json      |  8 ++++----
 .../testcase_10108/testcase_0108_properties.json      |  8 ++++----
 .../testcase_10109/testcase_0109_properties.json      |  8 ++++----
 42 files changed, 203 insertions(+), 203 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/mirror_maker_testsuite/testcase_15001/testcase_5001_properties.json
----------------------------------------------------------------------
diff --git a/system_test/mirror_maker_testsuite/testcase_15001/testcase_5001_properties.json b/system_test/mirror_maker_testsuite/testcase_15001/testcase_5001_properties.json
index 287cab9..9dd3477 100644
--- a/system_test/mirror_maker_testsuite/testcase_15001/testcase_5001_properties.json
+++ b/system_test/mirror_maker_testsuite/testcase_15001/testcase_5001_properties.json
@@ -54,7 +54,7 @@
       "entity_id": "4",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -65,7 +65,7 @@
       "entity_id": "5",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_5_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -76,7 +76,7 @@
       "entity_id": "6",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_6_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -87,7 +87,7 @@
       "entity_id": "7",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_7_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -98,7 +98,7 @@
       "entity_id": "8",
       "port": "9095",
       "broker.id": "5",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_8_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -109,7 +109,7 @@
       "entity_id": "9",
       "port": "9096",
       "broker.id": "6",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_9_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/mirror_maker_testsuite/testcase_15002/testcase_5002_properties.json
----------------------------------------------------------------------
diff --git a/system_test/mirror_maker_testsuite/testcase_15002/testcase_5002_properties.json b/system_test/mirror_maker_testsuite/testcase_15002/testcase_5002_properties.json
index 5457eb1..d6495e5 100644
--- a/system_test/mirror_maker_testsuite/testcase_15002/testcase_5002_properties.json
+++ b/system_test/mirror_maker_testsuite/testcase_15002/testcase_5002_properties.json
@@ -7,7 +7,7 @@
                   "06":"At the end it verifies the log size and contents",
                   "07":"Use a consumer to verify no message loss in TARGET cluster.",
                   "08":"Producer dimensions : mode:sync, acks:-1, comp:0",
-                  "09":"Log segment size    : 10240"
+                  "09":"Log segment size    : 20480"
   },
   "testcase_args": {
     "bounce_leader": "false",
@@ -54,7 +54,7 @@
       "entity_id": "4",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -65,7 +65,7 @@
       "entity_id": "5",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_5_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -76,7 +76,7 @@
       "entity_id": "6",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_6_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -87,7 +87,7 @@
       "entity_id": "7",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_7_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -98,7 +98,7 @@
       "entity_id": "8",
       "port": "9095",
       "broker.id": "5",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_8_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -109,7 +109,7 @@
       "entity_id": "9",
       "port": "9096",
       "broker.id": "6",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_9_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/mirror_maker_testsuite/testcase_15003/testcase_5003_properties.json
----------------------------------------------------------------------
diff --git a/system_test/mirror_maker_testsuite/testcase_15003/testcase_5003_properties.json b/system_test/mirror_maker_testsuite/testcase_15003/testcase_5003_properties.json
index 98fefee..842c70e 100644
--- a/system_test/mirror_maker_testsuite/testcase_15003/testcase_5003_properties.json
+++ b/system_test/mirror_maker_testsuite/testcase_15003/testcase_5003_properties.json
@@ -7,7 +7,7 @@
                   "06":"At the end it verifies the log size and contents",
                   "07":"Use a consumer to verify no message loss in TARGET cluster.",
                   "08":"Producer dimensions : mode:async, acks:-1, comp:1",
-                  "09":"Log segment size    : 10240"
+                  "09":"Log segment size    : 20480"
   },
   "testcase_args": {
     "bounce_leader": "false",
@@ -55,7 +55,7 @@
       "entity_id": "4",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -66,7 +66,7 @@
       "entity_id": "5",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_5_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -77,7 +77,7 @@
       "entity_id": "6",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_6_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -88,7 +88,7 @@
       "entity_id": "7",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_7_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -99,7 +99,7 @@
       "entity_id": "8",
       "port": "9095",
       "broker.id": "5",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_8_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -110,7 +110,7 @@
       "entity_id": "9",
       "port": "9096",
       "broker.id": "6",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_9_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/mirror_maker_testsuite/testcase_15004/testcase_5004_properties.json
----------------------------------------------------------------------
diff --git a/system_test/mirror_maker_testsuite/testcase_15004/testcase_5004_properties.json b/system_test/mirror_maker_testsuite/testcase_15004/testcase_5004_properties.json
index 6067b12..48864e6 100644
--- a/system_test/mirror_maker_testsuite/testcase_15004/testcase_5004_properties.json
+++ b/system_test/mirror_maker_testsuite/testcase_15004/testcase_5004_properties.json
@@ -7,7 +7,7 @@
                   "06":"At the end it verifies the log size and contents",
                   "07":"Use a consumer to verify no message loss in TARGET cluster.",
                   "08":"Producer dimensions : mode:async, acks:1, comp:1",
-                  "09":"Log segment size    : 10240"
+                  "09":"Log segment size    : 20480"
   },
   "testcase_args": {
     "bounce_leader": "false",
@@ -55,7 +55,7 @@
       "entity_id": "4",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -66,7 +66,7 @@
       "entity_id": "5",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_5_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -77,7 +77,7 @@
       "entity_id": "6",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_6_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -88,7 +88,7 @@
       "entity_id": "7",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_7_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -99,7 +99,7 @@
       "entity_id": "8",
       "port": "9095",
       "broker.id": "5",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_8_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -110,7 +110,7 @@
       "entity_id": "9",
       "port": "9096",
       "broker.id": "6",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_9_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/mirror_maker_testsuite/testcase_15005/testcase_5005_properties.json
----------------------------------------------------------------------
diff --git a/system_test/mirror_maker_testsuite/testcase_15005/testcase_5005_properties.json b/system_test/mirror_maker_testsuite/testcase_15005/testcase_5005_properties.json
index 58483ad..92b2a6b 100644
--- a/system_test/mirror_maker_testsuite/testcase_15005/testcase_5005_properties.json
+++ b/system_test/mirror_maker_testsuite/testcase_15005/testcase_5005_properties.json
@@ -7,7 +7,7 @@
                   "06":"At the end it verifies the log size and contents",
                   "07":"Use a consumer to verify no message loss in TARGET cluster.",
                   "08":"Producer dimensions : mode:async, acks:-1, comp:1",
-                  "09":"Log segment size    : 10240"
+                  "09":"Log segment size    : 20480"
   },
   "testcase_args": {
     "bounce_leader": "false",
@@ -55,7 +55,7 @@
       "entity_id": "4",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -66,7 +66,7 @@
       "entity_id": "5",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_5_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -77,7 +77,7 @@
       "entity_id": "6",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_6_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -88,7 +88,7 @@
       "entity_id": "7",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_7_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -99,7 +99,7 @@
       "entity_id": "8",
       "port": "9095",
       "broker.id": "5",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_8_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -110,7 +110,7 @@
       "entity_id": "9",
       "port": "9096",
       "broker.id": "6",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_9_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/mirror_maker_testsuite/testcase_15006/testcase_5006_properties.json
----------------------------------------------------------------------
diff --git a/system_test/mirror_maker_testsuite/testcase_15006/testcase_5006_properties.json b/system_test/mirror_maker_testsuite/testcase_15006/testcase_5006_properties.json
index 1d9190c..7d5019c 100644
--- a/system_test/mirror_maker_testsuite/testcase_15006/testcase_5006_properties.json
+++ b/system_test/mirror_maker_testsuite/testcase_15006/testcase_5006_properties.json
@@ -7,7 +7,7 @@
                   "06":"At the end it verifies the log size and contents",
                   "07":"Use a consumer to verify no message loss in TARGET cluster.",
                   "08":"Producer dimensions : mode:async, acks:1, comp:1",
-                  "09":"Log segment size    : 10240"
+                  "09":"Log segment size    : 20480"
   },
   "testcase_args": {
     "bounce_leader": "false",
@@ -55,7 +55,7 @@
       "entity_id": "4",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -66,7 +66,7 @@
       "entity_id": "5",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_5_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -77,7 +77,7 @@
       "entity_id": "6",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_6_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -88,7 +88,7 @@
       "entity_id": "7",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_7_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -99,7 +99,7 @@
       "entity_id": "8",
       "port": "9095",
       "broker.id": "5",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_8_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -110,7 +110,7 @@
       "entity_id": "9",
       "port": "9096",
       "broker.id": "6",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_9_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/mirror_maker_testsuite/testcase_5001/testcase_5001_properties.json
----------------------------------------------------------------------
diff --git a/system_test/mirror_maker_testsuite/testcase_5001/testcase_5001_properties.json b/system_test/mirror_maker_testsuite/testcase_5001/testcase_5001_properties.json
index 4a0da6e..0891836 100644
--- a/system_test/mirror_maker_testsuite/testcase_5001/testcase_5001_properties.json
+++ b/system_test/mirror_maker_testsuite/testcase_5001/testcase_5001_properties.json
@@ -7,7 +7,7 @@
                   "06":"At the end it verifies the log size and contents",
                   "07":"Use a consumer to verify no message loss in TARGET cluster.",
                   "08":"Producer dimensions : mode:sync, acks:-1, comp:0",
-                  "09":"Log segment size    : 10240"
+                  "09":"Log segment size    : 20480"
   },
   "testcase_args": {
     "bounce_leader": "false",
@@ -54,7 +54,7 @@
       "entity_id": "4",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -65,7 +65,7 @@
       "entity_id": "5",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_5_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -76,7 +76,7 @@
       "entity_id": "6",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_6_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -87,7 +87,7 @@
       "entity_id": "7",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_7_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -98,7 +98,7 @@
       "entity_id": "8",
       "port": "9095",
       "broker.id": "5",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_8_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -109,7 +109,7 @@
       "entity_id": "9",
       "port": "9096",
       "broker.id": "6",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_9_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/mirror_maker_testsuite/testcase_5002/testcase_5002_properties.json
----------------------------------------------------------------------
diff --git a/system_test/mirror_maker_testsuite/testcase_5002/testcase_5002_properties.json b/system_test/mirror_maker_testsuite/testcase_5002/testcase_5002_properties.json
index d74e97d..56e4812 100644
--- a/system_test/mirror_maker_testsuite/testcase_5002/testcase_5002_properties.json
+++ b/system_test/mirror_maker_testsuite/testcase_5002/testcase_5002_properties.json
@@ -7,7 +7,7 @@
                   "06":"At the end it verifies the log size and contents",
                   "07":"Use a consumer to verify no message loss in TARGET cluster.",
                   "08":"Producer dimensions : mode:sync, acks:-1, comp:0",
-                  "09":"Log segment size    : 10240"
+                  "09":"Log segment size    : 20480"
   },
   "testcase_args": {
     "bounce_leader": "false",
@@ -54,7 +54,7 @@
       "entity_id": "4",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -65,7 +65,7 @@
       "entity_id": "5",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_5_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -76,7 +76,7 @@
       "entity_id": "6",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_6_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -87,7 +87,7 @@
       "entity_id": "7",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_7_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -98,7 +98,7 @@
       "entity_id": "8",
       "port": "9095",
       "broker.id": "5",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_8_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -109,7 +109,7 @@
       "entity_id": "9",
       "port": "9096",
       "broker.id": "6",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_9_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/mirror_maker_testsuite/testcase_5003/testcase_5003_properties.json
----------------------------------------------------------------------
diff --git a/system_test/mirror_maker_testsuite/testcase_5003/testcase_5003_properties.json b/system_test/mirror_maker_testsuite/testcase_5003/testcase_5003_properties.json
index e33acf1..8f8c47a 100644
--- a/system_test/mirror_maker_testsuite/testcase_5003/testcase_5003_properties.json
+++ b/system_test/mirror_maker_testsuite/testcase_5003/testcase_5003_properties.json
@@ -7,7 +7,7 @@
                   "06":"At the end it verifies the log size and contents",
                   "07":"Use a consumer to verify no message loss in TARGET cluster.",
                   "08":"Producer dimensions : mode:async, acks:-1, comp:1",
-                  "09":"Log segment size    : 10240"
+                  "09":"Log segment size    : 20480"
   },
   "testcase_args": {
     "bounce_leader": "false",
@@ -55,7 +55,7 @@
       "entity_id": "4",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -66,7 +66,7 @@
       "entity_id": "5",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_5_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -77,7 +77,7 @@
       "entity_id": "6",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_6_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -88,7 +88,7 @@
       "entity_id": "7",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_7_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -99,7 +99,7 @@
       "entity_id": "8",
       "port": "9095",
       "broker.id": "5",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_8_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -110,7 +110,7 @@
       "entity_id": "9",
       "port": "9096",
       "broker.id": "6",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_9_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/mirror_maker_testsuite/testcase_5004/testcase_5004_properties.json
----------------------------------------------------------------------
diff --git a/system_test/mirror_maker_testsuite/testcase_5004/testcase_5004_properties.json b/system_test/mirror_maker_testsuite/testcase_5004/testcase_5004_properties.json
index 5c39bcf..baa639b 100644
--- a/system_test/mirror_maker_testsuite/testcase_5004/testcase_5004_properties.json
+++ b/system_test/mirror_maker_testsuite/testcase_5004/testcase_5004_properties.json
@@ -7,7 +7,7 @@
                   "06":"At the end it verifies the log size and contents",
                   "07":"Use a consumer to verify no message loss in TARGET cluster.",
                   "08":"Producer dimensions : mode:async, acks:1, comp:1",
-                  "09":"Log segment size    : 10240"
+                  "09":"Log segment size    : 20480"
   },
   "testcase_args": {
     "bounce_leader": "false",
@@ -55,7 +55,7 @@
       "entity_id": "4",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -66,7 +66,7 @@
       "entity_id": "5",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_5_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -77,7 +77,7 @@
       "entity_id": "6",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_6_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -88,7 +88,7 @@
       "entity_id": "7",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_7_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -99,7 +99,7 @@
       "entity_id": "8",
       "port": "9095",
       "broker.id": "5",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_8_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -110,7 +110,7 @@
       "entity_id": "9",
       "port": "9096",
       "broker.id": "6",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_9_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/mirror_maker_testsuite/testcase_5005/testcase_5005_properties.json
----------------------------------------------------------------------
diff --git a/system_test/mirror_maker_testsuite/testcase_5005/testcase_5005_properties.json b/system_test/mirror_maker_testsuite/testcase_5005/testcase_5005_properties.json
index 697af65..8c38375 100644
--- a/system_test/mirror_maker_testsuite/testcase_5005/testcase_5005_properties.json
+++ b/system_test/mirror_maker_testsuite/testcase_5005/testcase_5005_properties.json
@@ -7,7 +7,7 @@
                   "06":"At the end it verifies the log size and contents",
                   "07":"Use a consumer to verify no message loss in TARGET cluster.",
                   "08":"Producer dimensions : mode:async, acks:-1, comp:1",
-                  "09":"Log segment size    : 10240"
+                  "09":"Log segment size    : 20480"
   },
   "testcase_args": {
     "bounce_leader": "false",
@@ -55,7 +55,7 @@
       "entity_id": "4",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -66,7 +66,7 @@
       "entity_id": "5",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_5_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -77,7 +77,7 @@
       "entity_id": "6",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_6_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -88,7 +88,7 @@
       "entity_id": "7",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_7_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -99,7 +99,7 @@
       "entity_id": "8",
       "port": "9095",
       "broker.id": "5",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_8_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -110,7 +110,7 @@
       "entity_id": "9",
       "port": "9096",
       "broker.id": "6",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_9_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/mirror_maker_testsuite/testcase_5006/testcase_5006_properties.json
----------------------------------------------------------------------
diff --git a/system_test/mirror_maker_testsuite/testcase_5006/testcase_5006_properties.json b/system_test/mirror_maker_testsuite/testcase_5006/testcase_5006_properties.json
index a610a60..fb27533 100644
--- a/system_test/mirror_maker_testsuite/testcase_5006/testcase_5006_properties.json
+++ b/system_test/mirror_maker_testsuite/testcase_5006/testcase_5006_properties.json
@@ -7,7 +7,7 @@
                   "06":"At the end it verifies the log size and contents",
                   "07":"Use a consumer to verify no message loss in TARGET cluster.",
                   "08":"Producer dimensions : mode:async, acks:1, comp:1",
-                  "09":"Log segment size    : 10240"
+                  "09":"Log segment size    : 20480"
   },
   "testcase_args": {
     "bounce_leader": "false",
@@ -55,7 +55,7 @@
       "entity_id": "4",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -66,7 +66,7 @@
       "entity_id": "5",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_5_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -77,7 +77,7 @@
       "entity_id": "6",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_6_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -88,7 +88,7 @@
       "entity_id": "7",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_7_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -99,7 +99,7 @@
       "entity_id": "8",
       "port": "9095",
       "broker.id": "5",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_8_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -110,7 +110,7 @@
       "entity_id": "9",
       "port": "9096",
       "broker.id": "6",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_9_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/offset_management_testsuite/testcase_7001/testcase_7001_properties.json
----------------------------------------------------------------------
diff --git a/system_test/offset_management_testsuite/testcase_7001/testcase_7001_properties.json b/system_test/offset_management_testsuite/testcase_7001/testcase_7001_properties.json
index 02af3e8..1f0b718 100644
--- a/system_test/offset_management_testsuite/testcase_7001/testcase_7001_properties.json
+++ b/system_test/offset_management_testsuite/testcase_7001/testcase_7001_properties.json
@@ -30,7 +30,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -41,7 +41,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -52,7 +52,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -63,7 +63,7 @@
       "entity_id": "4",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/offset_management_testsuite/testcase_7002/testcase_7002_properties.json
----------------------------------------------------------------------
diff --git a/system_test/offset_management_testsuite/testcase_7002/testcase_7002_properties.json b/system_test/offset_management_testsuite/testcase_7002/testcase_7002_properties.json
index fdab69b..c5866a2 100644
--- a/system_test/offset_management_testsuite/testcase_7002/testcase_7002_properties.json
+++ b/system_test/offset_management_testsuite/testcase_7002/testcase_7002_properties.json
@@ -30,7 +30,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -41,7 +41,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -52,7 +52,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",
@@ -63,7 +63,7 @@
       "entity_id": "4",
       "port": "9094",
       "broker.id": "4",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_4_logs",
       "default.replication.factor": "3",
       "num.partitions": "5",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0001/testcase_0001_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0001/testcase_0001_properties.json b/system_test/replication_testsuite/testcase_0001/testcase_0001_properties.json
index eaaa4ed..308f193 100644
--- a/system_test/replication_testsuite/testcase_0001/testcase_0001_properties.json
+++ b/system_test/replication_testsuite/testcase_0001/testcase_0001_properties.json
@@ -5,7 +5,7 @@
                   "04":"At the end it verifies the log size and contents",
                   "05":"Use a consumer to verify no message loss.",
                   "06":"Producer dimensions : mode:sync, acks:-1, comp:0",
-                  "07":"Log segment size    : 10240"
+                  "07":"Log segment size    : 20480
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -29,7 +29,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -40,7 +40,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -51,7 +51,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0002/testcase_0002_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0002/testcase_0002_properties.json b/system_test/replication_testsuite/testcase_0002/testcase_0002_properties.json
index 0ffbf67..3f9e7d0 100644
--- a/system_test/replication_testsuite/testcase_0002/testcase_0002_properties.json
+++ b/system_test/replication_testsuite/testcase_0002/testcase_0002_properties.json
@@ -5,7 +5,7 @@
                   "04":"At the end it verifies the log size and contents",
                   "05":"Use a consumer to verify no message loss.",
                   "06":"Producer dimensions : mode:sync, acks:-1, comp:1",
-                  "07":"Log segment size    : 10240"
+                  "07":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -29,7 +29,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -40,7 +40,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -51,7 +51,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0003/testcase_0003_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0003/testcase_0003_properties.json b/system_test/replication_testsuite/testcase_0003/testcase_0003_properties.json
index e2fb579..b10c626 100644
--- a/system_test/replication_testsuite/testcase_0003/testcase_0003_properties.json
+++ b/system_test/replication_testsuite/testcase_0003/testcase_0003_properties.json
@@ -5,7 +5,7 @@
                   "04":"At the end it verifies the log size and contents",
                   "05":"Use a consumer to verify no message loss.",
                   "06":"Producer dimensions : mode:sync, acks:1, comp:1",
-                  "07":"Log segment size    : 10240"
+                  "07":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -29,7 +29,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -40,7 +40,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -51,7 +51,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0004/testcase_0004_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0004/testcase_0004_properties.json b/system_test/replication_testsuite/testcase_0004/testcase_0004_properties.json
index 62fbe08..22c0802 100644
--- a/system_test/replication_testsuite/testcase_0004/testcase_0004_properties.json
+++ b/system_test/replication_testsuite/testcase_0004/testcase_0004_properties.json
@@ -5,7 +5,7 @@
                   "04":"At the end it verifies the log size and contents",
                   "05":"Use a consumer to verify no message loss.",
                   "06":"Producer dimensions : mode:async, acks:-1, comp:1",
-                  "07":"Log segment size    : 10240"
+                  "07":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -29,7 +29,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -40,7 +40,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -51,7 +51,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0005/testcase_0005_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0005/testcase_0005_properties.json b/system_test/replication_testsuite/testcase_0005/testcase_0005_properties.json
index 02ad59d..1317d84 100644
--- a/system_test/replication_testsuite/testcase_0005/testcase_0005_properties.json
+++ b/system_test/replication_testsuite/testcase_0005/testcase_0005_properties.json
@@ -5,7 +5,7 @@
                   "04":"At the end it verifies the log size and contents",
                   "05":"Use a consumer to verify no message loss.",
                   "06":"Producer dimensions : mode:async, acks:1, comp:1",
-                  "07":"Log segment size    : 10240"
+                  "07":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -29,7 +29,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -40,7 +40,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -51,7 +51,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0006/testcase_0006_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0006/testcase_0006_properties.json b/system_test/replication_testsuite/testcase_0006/testcase_0006_properties.json
index b64304f..d313465 100644
--- a/system_test/replication_testsuite/testcase_0006/testcase_0006_properties.json
+++ b/system_test/replication_testsuite/testcase_0006/testcase_0006_properties.json
@@ -5,7 +5,7 @@
                   "04":"At the end it verifies the log size and contents",
                   "05":"Use a consumer to verify no message loss.",
                   "06":"Producer dimensions : mode:sync, acks:-1, comp:1",
-                  "07":"Log segment size    : 10240"
+                  "07":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -29,7 +29,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -40,7 +40,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -51,7 +51,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0007/testcase_0007_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0007/testcase_0007_properties.json b/system_test/replication_testsuite/testcase_0007/testcase_0007_properties.json
index e850709..bd00f13 100644
--- a/system_test/replication_testsuite/testcase_0007/testcase_0007_properties.json
+++ b/system_test/replication_testsuite/testcase_0007/testcase_0007_properties.json
@@ -5,7 +5,7 @@
                   "04":"At the end it verifies the log size and contents",
                   "05":"Use a consumer to verify no message loss.",
                   "06":"Producer dimensions : mode:async, acks:-1, comp:1",
-                  "07":"Log segment size    : 10240"
+                  "07":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -29,7 +29,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -40,7 +40,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -51,7 +51,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0008/testcase_0008_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0008/testcase_0008_properties.json b/system_test/replication_testsuite/testcase_0008/testcase_0008_properties.json
index 47217cf..ac5c13b 100644
--- a/system_test/replication_testsuite/testcase_0008/testcase_0008_properties.json
+++ b/system_test/replication_testsuite/testcase_0008/testcase_0008_properties.json
@@ -5,7 +5,7 @@
                   "04":"At the end it verifies the log size and contents",
                   "05":"Use a consumer to verify no message loss.",
                   "06":"Producer dimensions : mode:sync, acks:1, comp:1",
-                  "07":"Log segment size    : 10240"
+                  "07":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -29,7 +29,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -40,7 +40,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -51,7 +51,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0009/testcase_0009_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0009/testcase_0009_properties.json b/system_test/replication_testsuite/testcase_0009/testcase_0009_properties.json
index 3ddaad4..6dadd7a 100644
--- a/system_test/replication_testsuite/testcase_0009/testcase_0009_properties.json
+++ b/system_test/replication_testsuite/testcase_0009/testcase_0009_properties.json
@@ -5,7 +5,7 @@
                   "04":"At the end it verifies the log size and contents",
                   "05":"Use a consumer to verify no message loss.",
                   "06":"Producer dimensions : mode:async, acks:1, comp:1",
-                  "07":"Log segment size    : 10240"
+                  "07":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -29,7 +29,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -40,7 +40,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -51,7 +51,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0101/testcase_0101_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0101/testcase_0101_properties.json b/system_test/replication_testsuite/testcase_0101/testcase_0101_properties.json
index 6238151..614cb1c 100644
--- a/system_test/replication_testsuite/testcase_0101/testcase_0101_properties.json
+++ b/system_test/replication_testsuite/testcase_0101/testcase_0101_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:sync, acks:-1, comp:0",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0102/testcase_0102_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0102/testcase_0102_properties.json b/system_test/replication_testsuite/testcase_0102/testcase_0102_properties.json
index 69203c3..fbf0177 100644
--- a/system_test/replication_testsuite/testcase_0102/testcase_0102_properties.json
+++ b/system_test/replication_testsuite/testcase_0102/testcase_0102_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:sync, acks:-1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0103/testcase_0103_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0103/testcase_0103_properties.json b/system_test/replication_testsuite/testcase_0103/testcase_0103_properties.json
index 6bc54ce..317a6e3 100644
--- a/system_test/replication_testsuite/testcase_0103/testcase_0103_properties.json
+++ b/system_test/replication_testsuite/testcase_0103/testcase_0103_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:sync, acks:1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0104/testcase_0104_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0104/testcase_0104_properties.json b/system_test/replication_testsuite/testcase_0104/testcase_0104_properties.json
index 4b3cfe7..d1a790b 100644
--- a/system_test/replication_testsuite/testcase_0104/testcase_0104_properties.json
+++ b/system_test/replication_testsuite/testcase_0104/testcase_0104_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:async, acks:-1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0105/testcase_0105_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0105/testcase_0105_properties.json b/system_test/replication_testsuite/testcase_0105/testcase_0105_properties.json
index a913a6c..8f4f8bf 100644
--- a/system_test/replication_testsuite/testcase_0105/testcase_0105_properties.json
+++ b/system_test/replication_testsuite/testcase_0105/testcase_0105_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:async, acks:1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0106/testcase_0106_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0106/testcase_0106_properties.json b/system_test/replication_testsuite/testcase_0106/testcase_0106_properties.json
index 55b0bdb..a307f85 100644
--- a/system_test/replication_testsuite/testcase_0106/testcase_0106_properties.json
+++ b/system_test/replication_testsuite/testcase_0106/testcase_0106_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:sync, acks:-1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0107/testcase_0107_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0107/testcase_0107_properties.json b/system_test/replication_testsuite/testcase_0107/testcase_0107_properties.json
index 608ed87..827319e 100644
--- a/system_test/replication_testsuite/testcase_0107/testcase_0107_properties.json
+++ b/system_test/replication_testsuite/testcase_0107/testcase_0107_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:async, acks:-1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0108/testcase_0108_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0108/testcase_0108_properties.json b/system_test/replication_testsuite/testcase_0108/testcase_0108_properties.json
index f1e9caf..ae015cd 100644
--- a/system_test/replication_testsuite/testcase_0108/testcase_0108_properties.json
+++ b/system_test/replication_testsuite/testcase_0108/testcase_0108_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:sync, acks:1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_0109/testcase_0109_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_0109/testcase_0109_properties.json b/system_test/replication_testsuite/testcase_0109/testcase_0109_properties.json
index 26fa2ac..1951a12 100644
--- a/system_test/replication_testsuite/testcase_0109/testcase_0109_properties.json
+++ b/system_test/replication_testsuite/testcase_0109/testcase_0109_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:async, acks:1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_1/testcase_1_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_1/testcase_1_properties.json b/system_test/replication_testsuite/testcase_1/testcase_1_properties.json
index 2398722..0c6d7a3 100644
--- a/system_test/replication_testsuite/testcase_1/testcase_1_properties.json
+++ b/system_test/replication_testsuite/testcase_1/testcase_1_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:sync, acks:-1, comp:0",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "log_filename": "kafka_server_9091.log",
       "config_filename": "kafka_server_9091.properties"
@@ -41,7 +41,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "log_filename": "kafka_server_9092.log",
       "config_filename": "kafka_server_9092.properties"
@@ -50,7 +50,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "log_filename": "kafka_server_9093.log",
       "config_filename": "kafka_server_9093.properties"

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_10101/testcase_0101_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_10101/testcase_0101_properties.json b/system_test/replication_testsuite/testcase_10101/testcase_0101_properties.json
index 85e4b61..3f8e587 100644
--- a/system_test/replication_testsuite/testcase_10101/testcase_0101_properties.json
+++ b/system_test/replication_testsuite/testcase_10101/testcase_0101_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:sync, acks:-1, comp:0",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_10102/testcase_0102_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_10102/testcase_0102_properties.json b/system_test/replication_testsuite/testcase_10102/testcase_0102_properties.json
index 0d2f59f..c96352d 100644
--- a/system_test/replication_testsuite/testcase_10102/testcase_0102_properties.json
+++ b/system_test/replication_testsuite/testcase_10102/testcase_0102_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:sync, acks:-1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_10103/testcase_0103_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_10103/testcase_0103_properties.json b/system_test/replication_testsuite/testcase_10103/testcase_0103_properties.json
index 34acfa9..55fa39e 100644
--- a/system_test/replication_testsuite/testcase_10103/testcase_0103_properties.json
+++ b/system_test/replication_testsuite/testcase_10103/testcase_0103_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:sync, acks:1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_10104/testcase_0104_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_10104/testcase_0104_properties.json b/system_test/replication_testsuite/testcase_10104/testcase_0104_properties.json
index 4145345..15827eb 100644
--- a/system_test/replication_testsuite/testcase_10104/testcase_0104_properties.json
+++ b/system_test/replication_testsuite/testcase_10104/testcase_0104_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:async, acks:-1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_10105/testcase_0105_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_10105/testcase_0105_properties.json b/system_test/replication_testsuite/testcase_10105/testcase_0105_properties.json
index 2eecc76..d1fa1ad 100644
--- a/system_test/replication_testsuite/testcase_10105/testcase_0105_properties.json
+++ b/system_test/replication_testsuite/testcase_10105/testcase_0105_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:async, acks:1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "1",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_10106/testcase_0106_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_10106/testcase_0106_properties.json b/system_test/replication_testsuite/testcase_10106/testcase_0106_properties.json
index 744174e..675c76f 100644
--- a/system_test/replication_testsuite/testcase_10106/testcase_0106_properties.json
+++ b/system_test/replication_testsuite/testcase_10106/testcase_0106_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:sync, acks:-1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_10107/testcase_0107_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_10107/testcase_0107_properties.json b/system_test/replication_testsuite/testcase_10107/testcase_0107_properties.json
index e881b13..afc221c 100644
--- a/system_test/replication_testsuite/testcase_10107/testcase_0107_properties.json
+++ b/system_test/replication_testsuite/testcase_10107/testcase_0107_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:async, acks:-1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",

http://git-wip-us.apache.org/repos/asf/kafka/blob/ca0a9566/system_test/replication_testsuite/testcase_10108/testcase_0108_properties.json
----------------------------------------------------------------------
diff --git a/system_test/replication_testsuite/testcase_10108/testcase_0108_properties.json b/system_test/replication_testsuite/testcase_10108/testcase_0108_properties.json
index 7b48fdb..5df72f3 100644
--- a/system_test/replication_testsuite/testcase_10108/testcase_0108_properties.json
+++ b/system_test/replication_testsuite/testcase_10108/testcase_0108_properties.json
@@ -8,7 +8,7 @@
                   "07":"At the end it verifies the log size and contents",
                   "08":"Use a consumer to verify no message loss.",
                   "09":"Producer dimensions : mode:sync, acks:1, comp:1",
-                  "10":"Log segment size    : 10240"
+                  "10":"Log segment size    : 20480"
   },
   "testcase_args": {
     "broker_type": "leader",
@@ -32,7 +32,7 @@
       "entity_id": "1",
       "port": "9091",
       "broker.id": "1",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_1_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -43,7 +43,7 @@
       "entity_id": "2",
       "port": "9092",
       "broker.id": "2",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_2_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",
@@ -54,7 +54,7 @@
       "entity_id": "3",
       "port": "9093",
       "broker.id": "3",
-      "log.segment.bytes": "10240",
+      "log.segment.bytes": "20480",
       "log.dir": "/tmp/kafka_server_3_logs",
       "default.replication.factor": "3",
       "num.partitions": "3",


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