[Gluster-devel] 3.4.0alpha3 performances

[Emmanuel Dreyfus]

Nobody has an idea about this one?

Emmanuel Dreyfus <manu at netbsd.org> wrote:

> Emmanuel Dreyfus <manu at netbsd.org> 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 at netbsd.org