[Gluster-users] Memory leak in gluster 5.4

Diego Remolina dijuremo at gmail.com
Thu Jul 18 12:23:39 UTC 2019


Are you using FUSE mounts to access the file system? I have observed the
same issue all the way from 3.x series to 4.x series. I have to reboot
servers monthly, at most every 45 days because gluster keeps eating the ram.

As you can see, 30 days in we are right at around 30GB of RAM used.

[image: image.png]

Diego

On Thu, Jul 18, 2019 at 4:15 AM Sanju Rakonde <srakonde at redhat.com> wrote:

> Christian,
>
> To debug memory leaks, we need periodic statedumps of respective
> processes. Please provide the statedumps.
>
> I suspect that you are hitting
> https://bugzilla.redhat.com/show_bug.cgi?id=1694612. This bug is
> addressed in release-5.6
>
> Thanks,
> Sanju
>
> On Thu, Jul 18, 2019 at 1:30 PM Christian Meyer <chrmeyer at chrmeyer.de>
> wrote:
>
>> Hi everyone!
>>
>> I'm using a Gluster 5.4 Setup with 3 Nodes with three volumes
>> (replicated) (one is the gluster shared storage).
>> Each node has 64GB of RAM.
>> Over the time of ~2 month the memory consumption of glusterd grow
>> linear. An the end glusterd used ~45% of RAM the brick processes
>> together ~43% of RAM.
>> I think this is a memory leak.
>>
>> I made a coredump of the processes (glusterd, bricks) (zipped ~500MB),
>> hope this will help you to find the problem.
>>
>> Could you please have a look on it?
>>
>> Download Coredumps:
>> https://s3.eu-central-1.amazonaws.com/glusterlogs/gluster_coredump.zip
>>
>> Kind regards
>>
>> Christian
>> _______________________________________________
>> Gluster-users mailing list
>> Gluster-users at gluster.org
>> https://lists.gluster.org/mailman/listinfo/gluster-users
>>
>
>
> --
> Thanks,
> Sanju
> _______________________________________________
> Gluster-users mailing list
> Gluster-users at gluster.org
> https://lists.gluster.org/mailman/listinfo/gluster-users
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