[Gluster-users] How to regenerate all metadata with brick content

Pranith Kumar Karampuri pkarampu at redhat.com
Tue Jul 7 09:57:28 UTC 2015

Is it possible for you to come to #gluster on IRC if you are not 
already? My nick is pranithk

On 07/07/2015 10:13 AM, Geoffrey Letessier wrote:
> Dear all,
> We are currently in a very critical situation because all our scientific production in our computing center is stopped since more than a week for maintenance (because of metadata "corruption"), I tried some scripts provided my GlusterFS support team with no effect and I can not continue in this way.
> So,I wonder if it exists a way to regenerate all bricks metadata (.glusterfs directories) after having remove ".glusterfs" directory on each brick (probably after having upgraded GlusterFS from v3.5.3 to v3.7.2)
> Your volume is distributed and replicated on 4 servers with 2 bricks each (i.e. distributed on 2 servers and replicated on the 2 others). My volume is not stripped
> In addition, because my the past I noticed a lot of performance issue, probably because some users play with a big files and some others with a lot (thousands, hundreds of thousands nay more) small files (hundreds of kB), could you advice me about how to best tune the volume with performance parameters?
> Thanks in advance,
> Geoffrey
> ------------------------------------------------------
> Geoffrey Letessier
> Responsable informatique & ingénieur système
> UPR 9080 - CNRS - Laboratoire de Biochimie Théorique
> Institut de Biologie Physico-Chimique
> 13, rue Pierre et Marie Curie - 75005 Paris
> Tel: 01 58 41 50 93 - eMail: geoffrey.letessier at ibpc.fr
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