<div dir="ltr">Have you referred to this document? <div><a href="http://docs.openstack.org/grizzly/openstack-object-storage/admin/content/ch_introduction-to-openstack-object-storage-monitoring.html">http://docs.openstack.org/grizzly/openstack-object-storage/admin/content/ch_introduction-to-openstack-object-storage-monitoring.html</a><br>
</div><div><br></div><div>Answers below based on that circa-April-2013 document, might need updates.</div><div><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Mar 6, 2014 at 4:36 AM, pragya jain <span dir="ltr"><<a href="mailto:prag_2648@yahoo.co.in" target="_blank">prag_2648@yahoo.co.in</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div><div style="font-size:12pt;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif">
<div>hello all,</div><div><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif">I have some questions about <span style="font-size:12pt">Statsd server for openstack swift</span></div>
<div style="font-style:normal;font-size:12pt;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif"><span style="font-size:12pt"><br></span></div>
<div style="font-style:normal;font-size:16px;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif"><span style="font-size:12pt">Q1: Is swift-informant middleware necessary to be included in proxy-server.conf in order to provide metrics to StatsD server?</span></div>
<div style="font-style:normal;font-size:12pt;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif"><span style="font-size:12pt"><br></span></div>
</div></div></blockquote><div><br></div><div><span style="color:rgb(0,0,0);font-family:Verdana,Geneva,sans-serif;font-size:13px">yes, swift-informant sits in the proxy server’s pipeline and after each request to the proxy server, sends three metrics to a </span><a class="" href="http://codeascraft.etsy.com/2011/02/15/measure-anything-measure-everything/" target="_top" style="font-family:Verdana,Geneva,sans-serif;font-size:13px">StatsD</a><span style="color:rgb(0,0,0);font-family:Verdana,Geneva,sans-serif;font-size:13px"> server</span><br>
</div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div><div style="font-size:12pt;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif">
<div style="font-style:normal;font-size:12pt;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif"><span style="font-size:12pt"></span></div><div style="font-style:normal;font-size:16px;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif">
<span style="font-size:12pt">Q2: what type of metrics does </span><span style="font-size:12pt">swift-informant middleware </span><span style="font-size:12pt">provide to StatsD server?</span></div></div></div></blockquote>
<div><br></div><div><div class="" style="color:rgb(0,0,0);font-family:Verdana,Geneva,sans-serif;font-size:12px"><ul class="" type="disc" style="font-size:10pt"><li class="" style="font-size:10pt"><p style="font-size:10pt">
A counter increment for a metric like <code class="">obj.GET.200</code> or <code class="">cont.PUT.404</code>.</p></li><li class="" style="font-size:10pt"><p style="font-size:10pt">Timing data for a metric like <code class="">acct.GET.200</code> or <code class="">obj.GET.200</code>. [The README says the metrics will look like<code class="">duration.acct.GET.200</code>, 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 <code class="">acct.GET.200.lower</code>, <code class="">acct.GET.200.upper</code>, <code class="">acct.GET.200.mean</code>,<code class="">acct.GET.200.upper_90</code>, and <code class="">acct.GET.200.count</code>]</p>
</li><li class="" style="font-size:10pt"><p style="font-size:10pt">A counter increase by the bytes transferred for a metric like <code class="">tfer.obj.PUT.201</code>.</p></li></ul></div></div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
<div><div style="font-size:12pt;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif"><div style="font-style:normal;font-size:12pt;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif">
<span style="font-size:12pt"><br></span></div><div style="font-style:normal;font-size:16px;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif">
<span style="font-size:12pt">Q3: What is StatsDlog? Is it a middleware or a daemon or something other? And, W</span><span style="font-size:12pt">hat type of metrics does it</span><span style="font-size:12pt"> </span><span style="font-size:12pt">provide to StatsD server?</span></div>
</div></div></blockquote><div><br></div><div><span style="color:rgb(0,0,0);font-family:Verdana,Geneva,sans-serif;font-size:13px">statsdlog can track events from all Object Storage daemons, not just proxy-server</span><br>
</div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div><div style="font-size:12pt;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif">
<div style="font-style:normal;font-size:12pt;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif"><span style="font-size:12pt"><br></span></div>
<div style="font-style:normal;font-size:16px;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif"><span style="font-size:12pt">I had searched many documents, but I still have confusion about it.</span></div>
<div style="font-style:normal;font-size:12pt;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif"><span style="font-size:12pt">Please somebody answer my questions.</span></div>
<div style="font-style:normal;font-size:12pt;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif"><span style="font-size:12pt"><br></span></div>
<div style="font-style:normal;font-size:16px;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif"><span style="font-size:12pt">Thanks </span></div>
<span class=""><font color="#888888"><div style="font-style:normal;font-size:12pt;background-color:transparent;font-family:HelveticaNeue,'Helvetica Neue',Helvetica,Arial,'Lucida Grande',sans-serif"><span style="font-size:12pt">Pragya jain</span></div>
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