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<div class="moz-cite-prefix">On 13-05-28 12:19 PM, Jared Morrow
wrote:<br>
</div>
<blockquote
cite="mid:CACUSOvdJERpF5OmSiP7awqDooNmgzeVFUzZYh2weDF6=3jJG7w@mail.gmail.com"
type="cite">
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id="markdown-here-wrapper-590804"
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<p style="margin:1em 0px">The only performance numbers I
really have lying around are from when I changed over a
centos 5 VM to the virtio driver. I just did a simple bonnie
test with a 2gb file and limited it to use 1gb of ram (on
two cpu's). I don't have numbers offhand for some other
uses.</p>
<br>
<pre style="font-size:0.85em;font-family:Consolas,Inconsolata,Courier,monospace;font-size:1em;line-height:1.2em;overflow:auto;margin:1em 0px"><code style="font-size:0.85em;font-family:Consolas,Inconsolata,Courier,monospace;margin:0px 0.15em;padding:0px 0.3em;white-space:nowrap;border:1px solid rgb(234,234,234);background-color:rgb(248,248,248);border-top-left-radius:3px;border-top-right-radius:3px;border-bottom-right-radius:3px;border-bottom-left-radius:3px;display:inline;white-space:pre;border-top-left-radius:3px;border-top-right-radius:3px;border-bottom-right-radius:3px;border-bottom-left-radius:3px;border:1px solid rgb(204,204,204);padding:0.5em 0.7em;display:block;padding:0.5em;background-color:rgb(253,246,227);color:rgb(101,123,131);background-repeat:initial initial">[buildbot@riak-test-centos-5 ~]$ /usr/sbin/bonnie++ -d fstest/ -r 1000 -s 2000
Writing with putc()...done
Writing intelligently...done
Rewriting...done
Reading with getc()...done
Reading intelligently...done
start 'em...done...done...done...
Create files in sequential order...done.
Stat files in sequential order...done.
Delete files in sequential order...done.
Create files in random order...done.
Stat files in random order...done.
Delete files in random order...done.
Version 1.03 ------Sequential Output------ --Sequential Input- --Random-
-Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks--
Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP
riak-test-cen 2000M 33582 64 66872 8 24244 3 75227 24 <b>3723163</b> 99 546.8 0
------Sequential Create------ --------Random Create--------
-Create-- --Read--- -Delete-- -Create-- --Read--- -Delete--
files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP
16 15421 26 +++++ +++ +++++ +++ 18583 55 +++++ +++ +++++ +++
riak-test-centos-5,2000M,33582,64,66872,8,24244,3,75227,24,3723163,99,546.8,0,16,15421,26,+++++,+++,+++++,+++,18583,55,+++++,+++,+++++,+++</code></pre>
<p style="margin:1em 0px"><span
style="font-size:1em;line-height:1.2">As you can see, the
change was quite dramatic. </span></p>
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<br>
The 3,723,163 for reading is pretty good. It must be pulling that
out of the ARC from the host machine. <br>
<br>
Any ideas on network throughput? <br>
<br>
thanks,<br>
<br>
Geoff <br>
<br>
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