Re: octopus rbd cluster just stopped out of nowhere (>20k slow ops)

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This page is a nice summary:


https://brooker.co.za/blog/2014/07/04/iostat-pct.html

> On Dec 8, 2022, at 11:05 AM, Sven Kieske <S.Kieske@xxxxxxxxxxx> wrote:
> 
> On Mi, 2022-12-07 at 14:25 -0500, Anthony D'Atri wrote:
>> Especially on SSDs.
>> 
>>> On Dec 7, 2022, at 14:16, Matthias Ferdinand <mf+ml.ceph@xxxxxxxxx> wrote:
>>> 
>>> The usefulness of %util is limited anyway.
> 
> Interesting,
> 
> this is the first time I read such claims about limited usefulness of %util.
> 
> Can you back this up with any links or more information?
> 
> Thank you very much in advance.
> 
> -- 
> Mit freundlichen Grüßen / Regards
> 
> Sven Kieske
> Systementwickler / systems engineer
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