[sheepdog-users] zookeeper followers hungs

[Hitoshi Mitake]

On Sat, Apr 12, 2014 at 11:02 PM, Maxim Terletskiy <terletskiy at emu.ru> wrote:
> Hi!
>
> I'm using three nodes zookeeper cluster and have problems with follower
> nodes. They are working normal about  12-24 hours, after that process starts
> to using 100% of one cpu core and stops to responding. Restart helps but not
> for long. Does anyone have similar problem?
>
> There are warnings in logs:
> 2014-04-11 18:19:57,415 - WARN
> [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181:NIOServerCnxnFactory at 218] - Ign
> oring unexpected runtime exception
> java.nio.channels.CancelledKeyException
>    at gnu.java.nio.SelectionKeyImpl.readyOps(libgcj.so.10)
>    at
> org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:187)
>    at java.lang.Thread.run(libgcj.so.10)
>
> Maybe my config is wrong?
>
> tickTime=2000
> initLimit=10
> syncLimit=5
> dataDir=/var/lib/zookeeper/data
> clientPort=2181
> maxCnxns=0
> server.1=node1:2888:3888
> server.2=node2:2888:3888
> server.3=node3:2888:3888
>
> Zookeeper version is 3.4.5, OS CentOS 6.5 x86_64.

Sorry, I cannot provide solution for it currently. Could you add an
issue to our tracker?

Thanks,
Hitoshi

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