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SubjectRe: Promise SATA 150 TX2 plus
Date
Hi,
> Milan Roubal wrote:
>
> >So other question - is there SATA controler that
> >is working in linux multiple controlers (4 cards)
> >and is for better bus than standart PCI? Like PCI-X or
> >PCI 66 MHz like promise is?
> >
> >
>
> Most current SATA cards aren't faster than 64/66. Heck many are
> 32/66, or 64/33. The problem is most everyone other than 3ware's linux
> drivers suck. I can't find a non raid SATA controller than works for me
> under linux.
>

Heh, bad news for me.

> 3ware cards tend to max out a 64/33 solt around 6 drives for
> sequential IO. (This will change in their next gen cards) You get much
> better performance with two 8 port cards running 6 drives each than a
> single 12 port card. Personally I recommend either 3ware raid10, or
> linux software raid 5 if you're a performance junky.
>
> Adaptec does have a new 4 port card sata raid card. It seems to work
> well, and the driver on their cdrom includes around 30 precompiled
> binaries for various RH, MDK, and Suse kernels. Source for the updated
> aacraid driver is included. An interesting side note their cdrom seem
> to run linux. (Yes they seem to provide source/patches for the various
> gpl programs it uses.)
>
> --
> Once you have their hardware. Never give it back.
> (The First Rule of Hardware Acquisition)
> Sam Flory <sflory@rackable.com>
>

All this cards are RAID controllers, I want only SATA controlers and I am
using software raid 5.
I was using Promise TX2 controllers for PATA drives and it was working
great, so I tried
the SATA card from Promise too and it looks only troubles and troubles...
Milan Roubal

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