<div dir="ltr">Can you get the 'gluster volume profile <name> info' output for each run?</div><div class="gmail_extra"><br><br><div class="gmail_quote">On Fri, May 3, 2013 at 4:40 AM, Emmanuel Dreyfus <span dir="ltr"><<a href="mailto:manu@netbsd.org" target="_blank">manu@netbsd.org</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Nobody has an idea about this one?<br>
<div class="HOEnZb"><div class="h5"><br>
Emmanuel Dreyfus <<a href="mailto:manu@netbsd.org">manu@netbsd.org</a>> wrote:<br>
<br>
> Emmanuel Dreyfus <<a href="mailto:manu@netbsd.org">manu@netbsd.org</a>> wrote:<br>
><br>
> > gnusrc.tgz 63197997 bytes 5.92 MiB/s<br>
> > sharesrc.tgz 7655370 bytes 8.08 MiB/s<br>
> > src.tgz 201202018 bytes 200.23 KiB/s<br>
> ><br>
> > On the latter, it stalls a lot. It took almost a minute before reporting<br>
> > the first block written. There is nothing in client log. Any idea of<br>
> > what I should look at?<br>
><br>
> In fact it looks more like a transition: glusterfs starts with nice<br>
> performances, and at some point it drops. Once the transition is done,<br>
> everything gets slow. Even a ls in the volume's root, which has few entries,<br>
> takes around 30 seconds, with no improvement if retried:<br>
><br>
> $ time ls /gfs33<br>
> manu tmp x<br>
> 38.59s real 0.00s user 0.01s system<br>
> $ time ls /gfs33<br>
> manu tmp x<br>
> 39.04s real 0.00s user 0.00s system<br>
><br>
> Volume seems healthy:<br>
><br>
> Status of volume: gfs33<br>
> Gluster process Port Online Pid<br>
> ------------------------------------------------------------------------------<br>
> Brick silo:/export/wd3a 49152 Y 19216<br>
> Brick hangar:/export/wd3a 49152 Y 17325<br>
> Brick hotstuff:/export/wd1a 49152 Y 16750<br>
> Brick hangar:/export/wd1a 49153 Y 13881<br>
> NFS Server on localhost N/A N N/A<br>
> Self-heal Daemon on localhost N/A N N/A<br>
> NFS Server on 7c642e2e-4a29-476d-88c4-4bb675d2232b N/A N N/A<br>
> Self-heal Daemon on 7c642e2e-4a29-476d-88c4-4bb675d2232<br>
> b N/A N N/A<br>
> NFS Server on 5aefe733-e9d7-4011-8e23-6af0de297dd0 N/A N N/A<br>
> Self-heal Daemon on 5aefe733-e9d7-4011-8e23-6af0de297dd<br>
> 0 N/A N N/A<br>
<br>
<br>
--<br>
Emmanuel Dreyfus<br>
<a href="http://hcpnet.free.fr/pubz" target="_blank">http://hcpnet.free.fr/pubz</a><br>
<a href="mailto:manu@netbsd.org">manu@netbsd.org</a><br>
<br>
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</div></div></blockquote></div><br></div>