On Fri, Feb 17, 2017 at 11:19 AM, Scott Hazelhurst < [email protected]> wrote:
> > Dear all > > Last week I posted a query about a problem I had with a machine that had > failed but the underlying hard disk with the gluster brick was good. I’ve > made some progress in restoring. I now have the problem with my new > restored machine where it becomes its own peer, which then breaks > everything. > > 1. Gluster daemons are off on all peers, content of > /var/lib/glusterd/peers looks good. > 2. I start the gluster daemons on all peers. All looks good. > 3. For about 2 minutes, there’s no obvious problem — if I do a gluster > peer status on any machine it looks good, if I do a gluster volume status > A01 on any machine it looks good. > 4. Then at some point, the /var/lib/glusterd/peers file of the new, > restored machine gets an entry for itself and things start breaking. A > typical error message is the understandable > > : Unable to get lock for uuid: 4fb930f7-554e-462a-9204-4592591feeb8, lock > held by: 4fb930f7-554e-462a-9204-4592591feeb8 > > 5. This is repeatable — if I stop daemons, remove the offending entry in > /var/lib/glusterd/peer, and restart, the same behavior occurs — all good > for a minute or two and then something magically puts something in > /var/lib/glusterd/peers > I'd need few more details here: 1. output of gluster peer status 2. output of cat /var/lib/glusterd/glusterd.info & cat /var/lib/glusterd/peers/* from all the nodes > In a previous step in restoring my machine, I had a different error of > mismatching cksums and what I did then may be the cause of the problem. In > searching the list archives I found someone with a similar cksum problem, > and the proposed solution was to copy the /var/lib/glusterd/vols/ from > another of the peers to the new machine. This may not be the issue but this > is the only thing I think I did that was unconventional. > > I am running version 3.7.5-19 on Scientific Linux 6.8 > > If anyone can suggest a way forward I would be grateful > > Many thanks > > Scott > > > <table width="100%" border="0" cellspacing="0" cellpadding="0" > style="width:100%;"> > <tr> > <td align="left" style="text-align:justify;"><font > face="arial,sans-serif" size="1" color="#999999"><span > style="font-size:11px;">This communication is intended for the addressee > only. It is confidential. If you have received this communication in error, > please notify us immediately and destroy the original message. You may not > copy or disseminate this communication without the permission of the > University. Only authorised signatories are competent to enter into > agreements on behalf of the University and recipients are thus advised that > the content of this message may not be legally binding on the University > and may contain the personal views and opinions of the author, which are > not necessarily the views and opinions of The University of the > Witwatersrand, Johannesburg. All agreements between the University and > outsiders are subject to South African Law unless the University agrees in > writing to the contrary. </span></font></td> > </tr> > </table > _______________________________________________ > Gluster-users mailing list > [email protected] > http://lists.gluster.org/mailman/listinfo/gluster-users -- ~ Atin (atinm)
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