Just curiously I've checked my pg size which is like 150GB, when are we talking about big pgs?
________________________________
From: Eugen Block <eblock@xxxxxx>
Sent: Wednesday, August 14, 2024 2:23 PM
To: ceph-users@xxxxxxx <ceph-users@xxxxxxx>
Subject: Re: Identify laggy PGs
Email received from the internet. If in doubt, don't click any link nor open any attachment !
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Hi,
how big are those PGs? If they're huge and are deep-scrubbed, for
example, that can cause significant delays. I usually look at 'ceph pg
ls-by-pool {pool}' and the "BYTES" column.
Zitat von Boris <bb@xxxxxxxxx>:
> Hi,
>
> currently we encouter laggy PGs and I would like to find out what is
> causing it.
> I suspect it might be one or more failing OSDs. We had flapping OSDs and I
> synced one out, which helped with the flapping, but it doesn't help with
> the laggy ones.
>
> Any tooling to identify or count PG performance and map that to OSDs?
>
>
> --
> Die Selbsthilfegruppe "UTF-8-Probleme" trifft sich diesmal abweichend im
> groüen Saal.
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