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From Bharath Vissapragada <bhara...@cloudera.com>
Subject Re: RPC - Queue Time when handlers are all waiting
Date Sat, 07 Dec 2013 15:33:32 GMT
I'd look into the RS logs to see whats happening there. Difficult to guess
from the given information!


On Sat, Dec 7, 2013 at 8:52 PM, Federico Gaule <fgaule@despegar.com> wrote:

> Any clue?
> El dic 5, 2013 9:49 a.m., "Federico Gaule" <fgaule@despegar.com> escribió:
>
> > Hi,
> >
> > I have 2 clusters, Master (a) - Slave (b) replication.
> > B doesn't have client write or reads, all handlers (100) are waiting but
> > rpc.metrics.RpcQueueTime_num_ops and rpc.metrics.RpcQueueTime_avg_time
> reports
> > to be rpc calls to be queued.
> > There are some screenshots below to show ganglia metrics. How is this
> > behaviour explained? I have looked for metrics specifications but can't
> > find much information.
> >
> > Handlers
> > http://i42.tinypic.com/242ssoz.png
> >
> > NumOps
> > http://tinypic.com/r/of2c8k/5
> >
> > AvgTime
> > http://tinypic.com/r/2lsvg5w/5
> >
> > Cheers
> >
>



-- 
Bharath Vissapragada
<http://www.cloudera.com>

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