I found there is a

System.setProperty("zookeeper.forceSync", "no");

but this just seem to lead to other problems down the road.

On Tue, Dec 16, 2014 at 2:00 PM, Ernesto Reinaldo Barreiro <
[email protected]> wrote:
>
> I'm new to storm but I was able to get rid of that by giving more memory
> to my local cluster.
>
> On Tue, Dec 16, 2014 at 1:53 PM, Denis DEBARBIEUX <[email protected]>
> wrote:
>>
>>  Dear all,
>>
>>  I am a new user of storm. I am writing a proof of concept with a very
>> simple topology.
>> I am using the local mode. When I run my application during 5 minutes, it
>> is OK. But I am not able to run it during hours. Indeed, it always fails
>> and stops with the following error (I enclosed the full stack strace):
>>
>>  WARN  org.apache.storm.zookeeper.server.persistence.FileTxnLog -
>> fsync-ing the write ahead log in SyncThread:0 took 4702ms which will
>> adversely effect operation latency. See the ZooKeeper troubleshooting guide
>>
>>  (...)
>>
>>  org.apache.zookeeper.server.NIOServerCnxn - caught end of stream
>> exception
>> org.apache.zookeeper.server.ServerCnxn$EndOfStreamException: Unable to
>> read additional data from client sessionid 0x14a526c861a0003, likely client
>> has closed socket
>>
>>  (...)
>>
>>  java.nio.channels.CancelledKeyException: null
>>         at
>> sun.nio.ch.SelectionKeyImpl.ensureValid(SelectionKeyImpl.java:73)
>>
>>  (...)
>>
>>  There is a reference to  ZooKeeper troubleshooting guide. But I do not
>> find any solution/workaround in it.
>>
>>  It looks like a problem in the logger of ZooKeeper. Is-it possible de
>> disable it?
>>
>>  Any help is welcome.
>>
>>  *Denis DEBARBIEUX*
>> norsysgroupe
>>
>>
>
> --
> Regards - Ernesto Reinaldo Barreiro
>


-- 
Regards - Ernesto Reinaldo Barreiro

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