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From DuyHai Doan <doanduy...@gmail.com>
Subject Re: Cassandra Scaling Alerts
Date Tue, 22 Jul 2014 22:16:44 GMT
also pending read / write operations (nodetool tpstats) and I/O


On Tue, Jul 22, 2014 at 11:59 PM, Shane Hansen <shanemhansen@gmail.com>
wrote:

> I would look at load (disk space used) and system.compactions_in_progress.
>
>
>
> On Tue, Jul 22, 2014 at 3:49 PM, Arup Chakrabarti <arup@pagerduty.com>
> wrote:
>
>> We have been going through and setting up alerts on our Cassandra
>> clusters. We have catastrophic alerts setup to let us know when things are
>> super broken, but we are now looking at setting up alerts for letting us
>> know when we need to start scaling vertically or horizontally.
>>
>> We have alerts on our system metrics. What are the recommended metrics
>> from the JMX that are strong indicators of needing to scale?
>>
>
>

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