[Gluster-devel] 3.6.8 crashing a lot in production

[Krutika Dhananjay]

Raghavendra, 

The crash was due to bug(s) in clear-locks command implementation. Joe and I had had an offline discussion about this. 

-Krutika 
----- Original Message -----

> From: "Raghavendra G" <raghavendra at gluster.com>
> To: "Krutika Dhananjay" <kdhananj at redhat.com>
> Cc: "Joe Julian" <joe at julianfamily.org>, "Gluster Devel"
> <gluster-devel at gluster.org>
> Sent: Tuesday, February 23, 2016 8:54:01 PM
> Subject: Re: [Gluster-devel] 3.6.8 crashing a lot in production

> Came across a glibc bug which could've caused some corruptions. On googling
> about possible problems, we found that there is an issue (
> https://bugzilla.redhat.com/show_bug.cgi?id=1305406 ) fixed in
> glibc-2.17-121.el7. From the bug we found the following test-script to
> determine if the glibc is buggy. And on running it, we ran it on the local
> setup using the following method given in the bug:
> ---------------- # objdump -r -d /lib64/libc.so.6 | grep -C 20 _int_free |
> grep -C 10 cmpxchg | head -21 | grep -A 3 cmpxchg | tail -1 | (grep '%r' &&
> echo "Your libc is likely buggy." || echo "Your libc looks OK.") 7cc36: 48
> 85 c9 test %rcx,%rcx Your libc is likely buggy. ---------------- Could you
> check if the above command on your setup gives the same output which says
> "Your libc is likely buggy." regards,

> On Sat, Feb 13, 2016 at 7:46 AM, Krutika Dhananjay < kdhananj at redhat.com >
> wrote:

> > Taking a look. Give me some time.
> 

> > -Krutika
> 

> > > From: "Joe Julian" < joe at julianfamily.org >
> > 
> 
> > > To: "Krutika Dhananjay" < kdhananj at redhat.com >,
> > > gluster-devel at gluster.org
> > 
> 
> > > Sent: Saturday, February 13, 2016 6:02:13 AM
> > 
> 
> > > Subject: Fwd: [Gluster-devel] 3.6.8 crashing a lot in production
> > 
> 

> > > Could this be a regression from http://review.gluster.org/7981 ?
> > 
> 

> > > -------- Forwarded Message -------- Subject: 	[Gluster-devel] 3.6.8
> > > crashing
> > > a lot in production
> > 
> 
> > > Date: 	Fri, 12 Feb 2016 16:20:59 -0800
> > 
> 
> > > From: 	Joe Julian <joe at julianfamily.org>
> > 
> 

> > > To: 	gluster-users at gluster.org , gluster-devel at gluster.org
> > 
> 

> > > I have multiple bricks crashing in production. Any help would be greatly
> > 
> 
> > > appreciated.
> > 
> 

> > > The crash log is in this bug report:
> > > https://bugzilla.redhat.com/show_bug.cgi?id=1307146 Looks like it's
> > > crashing
> > > in pl_inodelk_client_cleanup
> > 
> 
> > > _______________________________________________
> > 
> 
> > > Gluster-devel mailing list Gluster-devel at gluster.org
> > > http://www.gluster.org/mailman/listinfo/gluster-devel
> > 
> 

> > _______________________________________________
> 
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> 
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> 

> --
> Raghavendra G
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