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