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From Yuhan Zhang <yzh...@onescreen.com>
Subject Re: strange logging: [main-EventThread-EventThread...SendThread()]
Date Thu, 01 Nov 2012 00:58:22 GMT
Hi Patrick,

yes. I got this from Release 3.3.3 - 2011-02-23

looks like my zookeeper is out of date, too. I will upgrade zookeeper up to
date.


Thank you.

Yuhan

2012/10/30 Patrick Hunt <phunt@apache.org>

> Are you sure you're running 3.3.3 client? A fix went into the 3.3.2
> client that should have fixed the naming issue, I don't see how you'd
> circumvent that, if you were indeed running 3.3.2. See this:
>
>
> https://issues.apache.org/jira/browse/ZOOKEEPER-795?focusedCommentId=12883316&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-12883316
>
> Patrick
>
> 2012/10/29 Yuhan Zhang <yzhang@onescreen.com>:
> > hi all,
> >
> > I'm connecting to zookeeper 3.3.3 from tomcat. and caught some weird
> > logging recently after running some task that forks and joins threads
> many
> > times.  after the task completed, zookeeper starts to give strange
> > loggings. The server still got very high load on both CPUs but 0% on
> > processes. memory usage is stable but virtual memory size kept growing
> (but
> > not causing any problem)..
> >
> >
> > The log shows like this once a few seconds.
> >
> > 9:09:51,748         INFO ClientCnxn:1155 - Unable to reconnect to
> ZooKeeper
> > service, session 0x13a9e07caa815fe has expired, closing socket connection
> > 2012-10-29 19:09:51,347
> >
> [main-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-EventThread-SendThread()]
> > INFO  org.apache.zookeeper.ClientCnxn - Opening socket connection to
> server
> > localhost/127.0.0.1:2181
> >
> > I'm suspecting memory leak. but can this also caused by zookeeper? the
> > logging looks like some recursive call to me... could this be the cause
> of
> > the problem?
> >
> >
> > Thank you.
> >
> > Yuhan
>

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