[Gluster-users] possible kernel panic with glusterd

[Joseph Lorenzini]

That file exists but is empty.

Joe

On Wed, Jan 25, 2017 at 7:44 AM Samikshan Bairagya <sbairagy at redhat.com>
wrote:

>
>
> On 01/25/2017 06:57 PM, Joseph Lorenzini wrote:
> > Hi Atin,
> >
> > I assume you are referring to the /var/log/glustershd.log. If so, that
> file
> > never gets created.
>
> You'd find the glusterd log file as
> /var/log/glusterfs/etc-glusterfs-glusterd.vol.log AFAR for glusterfs-3.8.
>
> ~ Samikshan
>
> >
> > Joe
> >
> > On Wed, Jan 25, 2017 at 6:14 AM Atin Mukherjee <amukherj at redhat.com>
> wrote:
> >
> >> On Wed, Jan 25, 2017 at 5:15 PM, Joseph Lorenzini <jaloren at gmail.com>
> >> wrote:
> >>
> >> Hi all,
> >>
> >> I have recently started exploring the DFS solution space and was doing
> >> some basic setup and testing with gluster. I set up a pool of three
> nodes
> >> following the quick start guide. That seemed to work fine.
> >>
> >> However, shortly after that, I noticed that one of the servers in the
> pool
> >> was becoming non-responsive -- as in the entire VM was completely hung
> and
> >> i had to use the hypervisor to force a reboot. I sshed into the server
> and
> >> startd poking around. glusterd was shut off. I started it up ....and the
> >> following happened:
> >>
> >> Message from syslogd at Jan 25 05:20:47 ...
> >>  kernel:[  288.145027] NMI watchdog: BUG: soft lockup - CPU#1 stuck for
> >> 22s! [glusterd:2374]
> >>
> >>
> >> Could you attach the glusterd log file to enable us to look at why
> >> glusterd got shutdown?
> >>
> >>
> >>
> >> At which point, the VM became completely unresponsive again.
> >>
> >> All servers are the same. They are running centos 7.3, linux kernel
> >> 3.10.0-514.2.2.el7.x86_64. The glusterfs-server is 3.8.
> >>
> >> Since I just started investigating gluster, it is certainly possible
> that
> >> I misconfigured something on that one node. However, a kernel hang/panic
> >> seems like an excessive response :).  If anyone would have any ideas or
> >> suggestions about what may be happening here or additional places I
> should
> >> look into to find out what is going on, I am all ears.
> >>
> >> Thanks,
> >> Joe
> >>
> >> _______________________________________________
> >> Gluster-users mailing list
> >> Gluster-users at gluster.org
> >> http://lists.gluster.org/mailman/listinfo/gluster-users
> >>
> >>
> >>
> >>
> >> --
> >>
> >> ~ Atin (atinm)
> >>
> >
> >
> >
> > _______________________________________________
> > Gluster-users mailing list
> > Gluster-users at gluster.org
> > http://lists.gluster.org/mailman/listinfo/gluster-users
> >
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.gluster.org/pipermail/gluster-users/attachments/20170125/ba83e8bf/attachment.html>