On Sat, Oct 22, 2005 at 10:04:56PM -0400, Hal Vaughan wrote: > I've been searching for RAID cards and regular ATA cards. I want to use > either a good hardware RAID card that supports RAID 5, or an ATA card that > works well with Linux. While searching, I've found more comments online > about RAID cards that do NOT work well with Linux than ones that do. Even > when I've found a good RAID card (as in works with Linux), it turns out a lot > of people have serious trouble with it. > > So, for now, I'm simplifying it and looking for an ATA card and planning on > using mdadm to run the RAID. Whatever I get, I want to put it in and have it > running quickly. I've found an Adaptec 133/100 Ultra ATA card (ASH-1233), > but I can't find anything clear about using it on Linux. Usually if a card > is bad, I see a lot of problems on the web, but when I searched for info on > this card, I found hardly anything -- and nothing really useful except for 1 > bad experience, which could have been due to hardware failure. > > So are IDE cards so standardized that I don't find many hits on them when > looking for Linux compatibility because it is a non-issue (like trying to > find a Linux compatible hard drive would give few hits because it is a > non-issue), or is there some other reason I can't find much on this Adaptec > card in specific and IDE cards in general? > Check out this thread please: http://lists.debian.org/debian-user/2005/10/msg00347.html > Also, if anyone has a RAID card that does hardware RAID, without using the > driver to do all the work, and can do RAID 5 (and, preferably, is hot > swappable under Linux), I'd like to hear about it. > Be aware that you would have to spend upwards of a couple of thousand dollars to get a good, reliable card that does "real" hardware RAID. Many cards that are advertised as doing hardware RAID are really just doing software RAID in the firmware or somewhere else on the card. They are generally not even eas reliable or high performing as a purely software RAID setup in the Linux kernel, or so I have been told. -Roberto -- Roberto C. Sanchez http://familiasanchez.net/~roberto
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