[lustre-discuss] [EXTERNAL] [BULK] IOPS monitoring

[Abdeslam Tahari]

What is IOPs what does it mean?

Tahari.Abdeslam

Le mar. 14 avr. 2026, 13:06, Andreas Dilger via lustre-discuss <
lustre-discuss at lists.lustre.org> a écrit :

> Using "lljobstat" is potentially even better than llstat, if you have
> JobStats enabled.
>
> As mentioned in the other email, lustrefs-exporter + Grafana is best for
> large-scale monitoring, vs. node-local debugging.
>
> Cheers, Andreas
>
> On Apr 13, 2026, at 11:31, Vicker, Darby J. (JSC-EG311)[AMENTUM
> TECHNOLOGY, INC] via lustre-discuss <lustre-discuss at lists.lustre.org>
> wrote:
> >
> > The llstat executable that is part of lustre is my go-to.  Running
> "llstat -i 1 mdt” on and MDS will give you a pretty good feel for what’s
> happening on at given MDS.  It’s useful to part these and send to a
> graphana instance for history and graphing.
> >
> > From: lustre-discuss <lustre-discuss-bounces at lists.lustre.org> on
> behalf of Robert Pennington via lustre-discuss <
> lustre-discuss at lists.lustre.org>
> > Date: Monday, April 13, 2026 at 4:14 AM
> > To: lustre-discuss at lists.lustre.org <lustre-discuss at lists.lustre.org>
> > Subject: [EXTERNAL] [BULK] [lustre-discuss] IOPS monitoring
> >
> > CAUTION: This email originated from outside of NASA.  Please take care
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> >
> >
> >
> >> Hello all,
> >>
> >> What’s the best way to monitor Lustre IOPS? I can’t seem to find an
> up-to-date solution.
> >>
> >> Sincerely,
> >> Robert Pennington, PhD
> >>
> >> HPC/AI Cluster Administrator
> >>
> >> Tuebingen AI Center, Universitaet Tuebingen
> >> Maria von Linden Str. 1
> >> 72076 Tuebingen
> >> Germany
> >>
> >> Office number: A-316
> >
> > _______________________________________________
> > lustre-discuss mailing list
> > lustre-discuss at lists.lustre.org
> > http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
>
> ---
> Andreas Dilger
> Principal Lustre Architect
> adilger at thelustrecollective.com
>
>
>
>
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