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From Stu Hood <stuh...@gmail.com>
Subject Re: What need to be monitored while running stress test
Date Sat, 09 Apr 2011 19:38:34 GMT
The storage proxy latencies are the primary metric: in particular, the
latency histograms show the distribution of query times.


On Fri, Apr 8, 2011 at 5:27 PM, mcasandra <mohitanchlia@gmail.com> wrote:

> What are the key things to monitor while running a stress test? There is
> tons
> of details in nodetoll tpstats/netstats/cfstats. What in particular should
> I
> be looking at?
>
> Also, I've been looking at iostat and await really goes high but cfstats
> shows low latency in microsecs. Is latency in cfstats calculated per
> operation?
>
> I am just trying to understand what I need to look just to make sure I
> don't
> overlook important points in process of evaluating cassandra.
>
> --
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>

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