Re: Slow read write operation in ssd disk pool

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Hi,

Is the PG number accurate on the pool that belongs to this SSD pool? Sometimes the disk can perform better but the low pg number have a kind of break on the performance.

Istvan Szabo
Senior Infrastructure Engineer
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Agoda Services Co., Ltd.
e: istvan.szabo@xxxxxxxxx
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-----Original Message-----
From: Md. Hejbul Tawhid MUNNA <munnaeebd@xxxxxxxxx>
Sent: Wednesday, April 20, 2022 9:53 PM
To: Marc <Marc@xxxxxxxxxxxxxxxxx>
Cc: ceph-users <ceph-users@xxxxxxx>
Subject:  Re: Slow read write operation in ssd disk pool

Email received from the internet. If in doubt, don't click any link nor open any attachment !
________________________________

Hi,

I will check and confirm the lebel. In the mean time can you guys help me to find out the root cause of this issue, and how I can resolve this? Is there any ceph configuration issue or anything we should check

Please advise.

Regards,
Munna

On Wed, Apr 20, 2022 at 7:29 PM Marc <Marc@xxxxxxxxxxxxxxxxx> wrote:

> >
> > Those are not enterprise SSD, Samsung labeled and all are 2TB in
> > size. we have three node, 12 disk on each node
> >
>
> I think you should use the drives labeled with the lower case 's' of
> samsung.
>
>
>
>
>
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