Thanks Anne for answering my queries.
Pragya Jain
On Monday, 10 March 2014 11:03 PM, Anne Gentle <a...@openstack.org> wrote:
Have you referred to this document?
>http://docs.openstack.org/grizzly/openstack-object-storage/admin/content/ch_introduction-to-openstack-object-storage-monitoring.html
>
>
>
>Answers below based on that circa-April-2013 document, might need updates.
>
>
>
>
>On Thu, Mar 6, 2014 at 4:36 AM, pragya jain <prag_2...@yahoo.co.in> wrote:
>
>hello all,
>>
>>
>>I have some questions about Statsd server for openstack swift
>>
>>
>>Q1: Is swift-informant middleware necessary to be included in
>>proxy-server.conf in order to provide metrics to StatsD server?
>>
>>
>
>
>yes, swift-informant sits in the proxy server’s pipeline and after each
>request to the proxy server, sends three metrics to a StatsD server
>
>
>Q2: what type of metrics does swift-informant middleware provide to StatsD
>server?
>
>
> * A counter increment for a metric like obj.GET.200 or cont.PUT.404.
> * Timing data for a metric like acct.GET.200 or obj.GET.200. [The
> README says the metrics will look likeduration.acct.GET.200, but I don’t see
> the “duration” in the code. I’m not sure what Etsy’s server does, but our
> StatsD server turns timing metrics into 5 derivative metrics with new
> segments appended, so it probably works as coded. The first metric above
> would turn into acct.GET.200.lower, acct.GET.200.upper,
> acct.GET.200.mean,acct.GET.200.upper_90, and acct.GET.200.count]
> * A counter increase by the bytes transferred for a metric like
> tfer.obj.PUT.201.
>
>
>>
>>Q3: What is StatsDlog? Is it a middleware or a daemon or something other?
>>And, What type of metrics does it provide to StatsD server?
>
>
>statsdlog can track events from all Object Storage daemons, not just
>proxy-server
>
>
>
>
>>
>>I had searched many documents, but I still have confusion about it.
>>Please somebody answer my questions.
>>
>>
>>Thanks
>>Pragya jain
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>
>
>
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