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From James Taylor <jamestay...@apache.org>
Subject Re: Unable to discover tx service error
Date Fri, 04 Nov 2016 23:39:19 GMT
Ashish,
Did you see these directions here:
https://phoenix.apache.org/transactions.html?
Thanks,
James

On Fri, Nov 4, 2016 at 4:01 PM, Poorna Chandra <poornachandra@gmail.com>
wrote:

> Hi Ashish,
>
> Is phoenix.transactions.enabled property set in hbase-site.xml on the
> client side? Not setting that could be one of the reasons for the NPE.
>
> Thanks,
> Poorna.
>
>
> On Thu, Nov 3, 2016 at 7:02 PM, ashish tapdiya <ashishtapdiya@gmail.com>
> wrote:
>
>> Hi Poorna,
>>
>> jps showed that process was running however logs had error related to
>> tx.data.dir not setup correctly. I added data.tx.snapshot.dir to client as
>> well and then logs didn't show any error and I was able to create schema.
>>
>> However, now when I try to populate a table created with
>> transactional=true, it fails
>>
>> 1) Error thorugh mapreduce bulk loader:
>> Error: java.lang.RuntimeException: java.lang.NullPointerException
>>         at org.apache.phoenix.mapreduce.FormatToBytesWritableMapper.map
>> (FormatToBytesWritableMapper.java:202)
>>         at org.apache.phoenix.mapreduce.FormatToBytesWritableMapper.map
>> (FormatToBytesWritableMapper.java:74)
>>         at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:145)
>>         at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:
>> 784)
>>         at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341)
>>         at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:163)
>>         at java.security.AccessController.doPrivileged(Native Method)
>>         at javax.security.auth.Subject.doAs(Subject.java:415)
>>         at org.apache.hadoop.security.UserGroupInformation.doAs(UserGro
>> upInformation.java:1692)
>>         at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)
>> Caused by: java.lang.NullPointerException
>>         at org.apache.tephra.TransactionContext.start(TransactionContex
>> t.java:91)
>>         at org.apache.phoenix.execute.MutationState.startTransaction(Mu
>> tationState.java:422)
>>         at org.apache.phoenix.jdbc.PhoenixStatement$2.call(PhoenixState
>> ment.java:339)
>>         at org.apache.phoenix.jdbc.PhoenixStatement$2.call(PhoenixState
>> ment.java:332)
>>         at org.apache.phoenix.call.CallRunner.run(CallRunner.java:53)
>>         at org.apache.phoenix.jdbc.PhoenixStatement.executeMutation(Pho
>> enixStatement.java:331)
>>         at org.apache.phoenix.jdbc.PhoenixStatement.execute(PhoenixStat
>> ement.java:250)
>>         at org.apache.phoenix.jdbc.PhoenixPreparedStatement.execute(Pho
>> enixPreparedStatement.java:172)
>>         at org.apache.phoenix.jdbc.PhoenixPreparedStatement.execute(Pho
>> enixPreparedStatement.java:177)
>>         at org.apache.phoenix.util.csv.CsvUpsertExecutor.execute(CsvUps
>> ertExecutor.java:86)
>>         at org.apache.phoenix.util.csv.CsvUpsertExecutor.execute(CsvUps
>> ertExecutor.java:46)
>>         at org.apache.phoenix.util.UpsertExecutor.execute(UpsertExecuto
>> r.java:133)
>>         at org.apache.phoenix.mapreduce.FormatToBytesWritableMapper.map
>> (FormatToBytesWritableMapper.java:171)
>>
>>
>> 2) Error through psql.py
>> ERROR util.CSVCommonsLoader: Error upserting record
>>
>> Thanks,
>> Ashish
>>
>> On Thu, Nov 3, 2016 at 8:25 PM, Poorna Chandra <poorna@apache.org> wrote:
>>
>>> Hi Ashish,
>>>
>>> Looks like transaction manager may not be running. Is the transaction
>>> manager running? If so, can you look into the transaction manager log to
>>> see if there are any errors?
>>>
>>> Thanks,
>>> Poorna.
>>>
>>>
>>> On Thu, Nov 3, 2016 at 10:20 AM, ashish tapdiya <ashishtapdiya@gmail.com
>>> > wrote:
>>>
>>>> Hi,
>>>>
>>>> I am trying to create transactional tables and during table creation
>>>> following error is thrown (phoenix version is 4.8.1):
>>>>
>>>>
>>>> java.lang.RuntimeException: java.lang.Exception: Thrift error for
>>>> org.apache.tephra.distributed.TransactionServiceClient$2@6ea02a8d:
>>>> Unable to discover tx service.
>>>>         at com.google.common.base.Throwables.propagate(Throwables.java:
>>>> 160)
>>>>         at org.apache.tephra.distributed.TransactionServiceClient.start
>>>> Short(TransactionServiceClient.java:268)
>>>>         at org.apache.tephra.TransactionContext.start(TransactionContex
>>>> t.java:91)
>>>>         at org.apache.phoenix.execute.MutationState.startTransaction(Mu
>>>> tationState.java:422)
>>>>         at org.apache.phoenix.util.TransactionUtil.getTableTimestamp(Tr
>>>> ansactionUtil.java:99)
>>>>         at org.apache.phoenix.schema.MetaDataClient.createTableInternal
>>>> (MetaDataClient.java:1891)
>>>>         at org.apache.phoenix.schema.MetaDataClient.createTable(MetaDat
>>>> aClient.java:940)
>>>>         at org.apache.phoenix.compile.CreateTableCompiler$2.execute(Cre
>>>> ateTableCompiler.java:193)
>>>>         at org.apache.phoenix.jdbc.PhoenixStatement$2.call(PhoenixState
>>>> ment.java:344)
>>>>         at org.apache.phoenix.jdbc.PhoenixStatement$2.call(PhoenixState
>>>> ment.java:332)
>>>>         at org.apache.phoenix.call.CallRunner.run(CallRunner.java:53)
>>>>         at org.apache.phoenix.jdbc.PhoenixStatement.executeMutation(Pho
>>>> enixStatement.java:331)
>>>>         at org.apache.phoenix.jdbc.PhoenixPreparedStatement.executeUpda
>>>> te(PhoenixPreparedStatement.java:199)
>>>>         at Populate_Transact.createTables(Populate_Transact.java:75)
>>>>         at Populate_Transact.main(Populate_Transact.java:30)
>>>> Caused by: java.lang.Exception: Thrift error for
>>>> org.apache.tephra.distributed.TransactionServiceClient$2@6ea02a8d:
>>>> Unable to discover tx service.
>>>>         at org.apache.tephra.distributed.TransactionServiceClient.execu
>>>> te(TransactionServiceClient.java:227)
>>>>         at org.apache.tephra.distributed.TransactionServiceClient.execu
>>>> te(TransactionServiceClient.java:185)
>>>>         at org.apache.tephra.distributed.TransactionServiceClient.start
>>>> Short(TransactionServiceClient.java:259)
>>>>         ... 13 more
>>>> Caused by: org.apache.phoenix.shaded.org.apache.thrift.TException:
>>>> Unable to discover tx service.
>>>>         at org.apache.tephra.distributed.AbstractClientProvider.newClie
>>>> nt(AbstractClientProvider.java:106)
>>>>         at org.apache.tephra.distributed.AbstractClientProvider.newClie
>>>> nt(AbstractClientProvider.java:85)
>>>>         at org.apache.tephra.distributed.PooledClientProvider$TxClientP
>>>> ool.create(PooledClientProvider.java:48)
>>>>         at org.apache.tephra.distributed.PooledClientProvider$TxClientP
>>>> ool.create(PooledClientProvider.java:41)
>>>>         at org.apache.tephra.distributed.ElasticPool.getOrCreate(Elasti
>>>> cPool.java:138)
>>>>         at org.apache.tephra.distributed.ElasticPool.obtain(ElasticPool
>>>> .java:125)
>>>>         at org.apache.tephra.distributed.PooledClientProvider.getClosea
>>>> bleClient(PooledClientProvider.java:101)
>>>>         at org.apache.tephra.distributed.TransactionServiceClient.execu
>>>> te(TransactionServiceClient.java:214)
>>>>
>>>> Thanks,
>>>> Ashish
>>>>
>>>
>>>
>>
>

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