[Gluster-users] Parallel process hang on gluster volume

Nithya Balachandran nbalacha at redhat.com
Fri Jul 5 06:09:52 UTC 2019


Did you see this behaviour with previous Gluster versions?

Regards,
Nithya

On Wed, 3 Jul 2019 at 21:41, <nico at furyweb.fr> wrote:

> Am I alone having this problem ?
>
> ----- Mail original -----
> De: nico at furyweb.fr
> À: "gluster-users" <gluster-users at gluster.org>
> Envoyé: Vendredi 21 Juin 2019 09:48:47
> Objet: [Gluster-users] Parallel process hang on gluster volume
>
> I encounterd an issue on production servers using GlusterFS servers 5.1
> and clients 4.1.5 when several process write at the same time on a gluster
> volume.
>
> With more than 48 process writes on the volume at the same time, they are
> blocked in D state (uninterruptible sleep), I guess some volume settings
> have to be tuned but can't figure out which.
>
> The client is using op-version 40100 on this volume
> Below are volume info, volume settings and ps output on blocked processes.
>
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