Thu, Apr 05, 2007 at 08:52:44 AM, Antony Mawer wrote:
>>I have Intel D975XBX2 with two on-board SATA RAID controllers: one is Intel
>>Matrix and the other is Marvell storage. I have FreeBSD 6.2 with RAID-5
>>using Intel Matrix Storage. It seems to work fine.
> You may want to re-think that option... according to the ataraid(4) man
> page, RAID5 is not functional (ie. you have about as much data safety as
> a RAID0 stripe set does):
>> RAID5 is not supported at this time. Code exists, but it neither uses
>> nor maintains parity information.
The ataraid driver provides *software* RAID. But doesn't Intel Matrix
Storage gives *hardware* RAID support? How could I tell if software is at
> One drive failure and you will be in for a whole world of hurt...
I was going to do a test and simulate a drive failure (and see how to
rebuild the array). I haven't had a chance to try that yet.
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