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From Gary Malouf <malouf.g...@gmail.com>
Subject Re: FileChannel Replays consistently take a long time
Date Wed, 20 Aug 2014 03:55:33 GMT
For the record, we are using Flume 1.4.0 packaged with CDH5.0.2


On Tue, Aug 19, 2014 at 11:55 PM, Gary Malouf <malouf.gary@gmail.com> wrote:

> We are repeatedly running into cases where the replays of from a file
> channel going to HDFS take an eternity.
>
> I've read this thread
> <http://mail-archives.apache.org/mod_mbox/flume-dev/201306.mbox/%3CCAHbPYVbmeD6pKZkDADmyaW_gC_p7cQDefPsycWKnkY72TFiAuQ@mail.gmail.com%3E>,
> but I just am not convinced that our checkpoints are constantly being
> corrupted.
>
> We are seeing messages such as:
>
> 20 Aug 2014 03:52:26,849 INFO  [lifecycleSupervisor-1-2]
> (org.apache.flume.channel.file.EventQueueBackingStoreFileV3.<init>:57)
>
>   - Reading checkpoint metadata from
> /opt/flume/brq/ch1/checkpoint/checkpoint.meta
>
>
> How can it be that this takes so long?
>

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