[Gluster-devel] 3.6.8 crashing a lot in production

Raghavendra G raghavendra at gluster.com
Tue Feb 23 15:24:01 UTC 2016


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> <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
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-- 
Raghavendra G
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