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From James Golick <jamesgol...@gmail.com>
Subject Re: Nodes Timing Out
Date Sat, 27 Mar 2010 18:19:01 GMT
Nothing in the log. No CPU activity.

I'll try to strace it and connect with jconsole next time it happens.

On Sat, Mar 27, 2010 at 11:09 AM, Jonathan Ellis <jbellis@gmail.com> wrote:

> anything interesting in the log?
>
> is there cpu activity?
>
> can you connect w/ jconsole?
>
> On Sat, Mar 27, 2010 at 12:29 PM, James Golick <jamesgolick@gmail.com>
> wrote:
> > Hey,
> > I put our first cluster in to production (writing but not reading) a
> couple
> > of days ago. Right now, it's got two pretty sizeable nodes taking about
> 200
> > writes per second each and virtually no reads.
> > Eventually, though, (and this has happened twice), both nodes seem to
> start
> > timing out. If I run nodetool cfstats, I get:
> > [james@cassandra1 ~]# /opt/cassandra/bin/nodetool -h
> cassandra1.fetlife.com
> > cfstats
> > Keyspace: system
> >         Read Count: 39
> >         Read Latency: 0.35925641025641025 ms.
> >         Write Count: 3
> >         Write Latency: 0.166 ms.
> >         Pending Tasks: 66
> >                 Column Family: HintsColumnFamily
> >                 SSTable count: 0
> >                 Space used (live): 0
> >                 Space used (total): 0
> > and then it just hangs there.
> > Any ideas?
> > - James
>

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