Re: AWS EC2 image with ASM

Thanks! I'll remember to test it without the stripe parameters next time we build a system like this on SSD and see what happens. Have not run into F2FS as of yet.

Have a nice weekend!

Niklas Iveslatt
Senior Partner

Arisant LLC ~ http://www.arisant.com
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On Fri, Oct 27, 2023 at 12:50 PM Mladen Gogala <gogala.mladen_at_gmail.com> wrote:

> On 10/27/23 14:29, Niklas Iveslatt wrote:
>
> oh sorry guys one more thing I just remembered - when you create the fs -
> we also used the su and sw parms - they may be calculated
> automatically..... but in any case - FYI.
>
> mkfs.xfs -d su=256k,sw=4 /dev/mapper/tempvg-templv
>
> su - stripe unit size
>
> sw - stripe width
>
> Alignment to the storage geometry is key here for maximum throughput
> basically.
>
> This is only pertinent for the rotational storage which is being phased
> out, as of recently. For SSD storage, like Pure or Nutanix, I prefer F2FS
> file system.
>
> --
> Mladen Gogala
> Database Consultant
> Tel: (347) 321-1217https://dbwhisperer.wordpress.com
>
>

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