<div dir="ltr"><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Feb 25, 2013 at 4:18 PM, Brian Cain <span dir="ltr"><<a href="mailto:brian.cain@gmail.com" target="_blank">brian.cain@gmail.com</a>></span> wrote:<br>
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Here's the info from the FAQ, I'll bundle up the benchmarks.</div><div class="gmail_extra"><div><div class="h5"><br><br><div class="gmail_quote">On Mon, Feb 25, 2013 at 4:16 PM, Dave Chinner <span dir="ltr"><<a href="mailto:david@fromorbit.com" target="_blank">david@fromorbit.com</a>></span> wrote:<br>

<blockquote class="gmail_quote" style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div><div>Post your benchmark script, along with the results you see, and all<br>
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the other information listed here:<br>
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<a href="http://xfs.org/index.php/XFS_FAQ#Q:_What_information_should_I_include_when_reporting_a_problem.3F" target="_blank">http://xfs.org/index.php/XFS_FAQ#Q:_What_information_should_I_include_when_reporting_a_problem.3F</a><br>


</blockquote></div></div></div><span class=""><font color="#888888"></font></span></div></blockquote><div><br></div><div>Attached is the script which runs the benchmark.  It refers to a "/usr/bin/write-bench" which I will work on seeing how I can share.  But it does little more than allocate a buffer, read into it from /dev/urandom, then "open(O_DIRECT)/write(16MB)/write(16MB)/.../write(16MB)/close()" and measure the duration of the write() calls using gettimeofday() or clock_gettime(CLOCK_MONOTONIC).</div>
</div><div><br></div>-- <br>-Brian
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