Re: RedHat ceph boot question

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Hi Derek,

Would like to get to the bottom of your problem.  Is it that the monitors 
don't start after a reboot?  Is there an error in 
/var/log/ceph/ceph-mon.`hostname`.log?

sage

On Mon, 27 Jan 2014, Derek Yarnell wrote:

> Hi,
> 
> Would I take this to understand that this may be a known issue with udev
> on RHEL then?  We will for now add them to the fstab.
> 
> Thanks,
> derek
> 
> On 1/25/14, 9:23 PM, Michael J. Kidd wrote:
> > While clearly not optimal for long term flexibility, I've found that
> > adding my OSD's to fstab allows the OSDs to mount during boot, and they
> > start automatically when they're already mounted during boot.
> > 
> > Hope this helps until a permanent fix is available.
> > 
> > Michael J. Kidd
> > Sr. Storage Consultant
> > Inktank Professional Services
> > 
> > 
> > On Fri, Jan 24, 2014 at 9:08 PM, Derek Yarnell <derek@xxxxxxxxxxxxxx
> > <mailto:derek@xxxxxxxxxxxxxx>> wrote:
> > 
> >     So we have a test cluster, and two production clusters all running on
> >     RHEL6.5.  Two are running Emperor and one of them running Dumpling.  On
> >     all of them our OSDs do not start at boot it seems via the udev rules.
> >     The OSDs were created with ceph-deploy and are all GPT.  The OSDs are
> >     visable with `ceph-disk list` and running `/usr/sbin/ceph-disk-activate
> >     {device}` mounts and adds them.  Running a `partprobe {device}` does not
> >     seem to trigger the udev rule at all.
> > 
> >     I had found this issue[1] but we are definitely running code that was
> >     released after this ticket was closed.  Has there been anyone else that
> >     has problems with udev on RHEL mounting their OSDs?
> > 
> >     [1] - http://tracker.ceph.com/issues/5194
> > 
> >     Thanks,
> >     derek
> > 
> >     --
> >     Derek T. Yarnell
> >     University of Maryland
> >     Institute for Advanced Computer Studies
> >     _______________________________________________
> >     ceph-users mailing list
> >     ceph-users@xxxxxxxxxxxxxx <mailto:ceph-users@xxxxxxxxxxxxxx>
> >     http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> > 
> > 
> 
> -- 
> Derek T. Yarnell
> University of Maryland
> Institute for Advanced Computer Studies
> _______________________________________________
> ceph-users mailing list
> ceph-users@xxxxxxxxxxxxxx
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> 
> 
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