Re: 5.1.21 Dell 2950 terrible swraid5 I/O performance with swraid on top of Perc 5/i raid0/jbod

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On Mon, Aug 19, 2019 at 2:35 AM Marc MERLIN <marc@xxxxxxxxxxx> wrote:
>
> (Please Cc me on replies so that I can see them more quickly)
>
> Dear Block Folks,
>
> I just inherited a Dell 2950 with a Perc 5/i.
> I really don't want to use that Perc 5/i card, but from all the reading
> I did, there is no IT/unraid mode for it, so I was stuck setting the 6
> 2TB drives as 6 independent raid0 drives using the card.
> I wish I could just bypass the card and connect the drives directly to a
> sata card, but the case and backplane do not seem to make this possible.
>

Not to discourage you from a possibly interesting and fruitful endeavor
but when I bought myself a slightly newer dell server I traded out the
PERC card for a newer version (model 700 IIRC) and then I things
were quite a big different. Said board, bought used, wasn't very
expensive. YMMV

Regards



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