Re: Software RAID5 with 2.6.0-test

Måns Rullgård
2003-10-09T09:29:06Z

Andre Tomt <andre@tomt.net> writes:

>> > Was this a 4 port or 2 port HPT controller? Keep in mind, two disks on
>> > the same IDE channel severely degrades performance, *especially* with
>> > RAID.
>>
>> It's a four port SATA controller. I'd never even think about placing
>> two disks on the same cable.
>
> You can't either, considering it is SATA :-)
>
> However, I wouln't count on superior performance from software based
> RAID 5 (ata/fakeraid or otherwise), that is whats real raid controllers
> are for.

I've seen reports of people obtaining nearly 100 MB/s from software
RAID5.

> Out of couriosity, how well is it performing in lets say.. a RAID10 or
> RAID1 setup?

I didn't try. I might, of course.

--
Måns Rullgård
mru@users.sf.net