Switchover to CAM ATA?
sobomax at FreeBSD.org
Thu Apr 22 20:08:49 UTC 2010
Richard Tector wrote:
> On 22/04/2010 19:48, Maxim Sobolev wrote:
>> Alexander Motin wrote:
>>> So what is the public opinion: Is the lack of ataraid(4) fatal or we can
>>> live without it?
>> I believe it's fatal in long run. This would present significant
>> challenge for users who rely on this functionality from upgrading from
>> 8.x to 9.0 later on. Especially for ones using striped disks and RAID5.
>> Therefore while it's no problem to have it in HEAD for now, but it
>> will have to be addressed before the release.
> Could I also add that the removal of ataraid would affect those users
> who dual-boot with Windows and rely on the psuedo-raid provided by most
> Intel chipsets to be able to share the same pair of disks.
Well, this won't be a problem if we have GEOM classes that can
understand metadata created by the ATA RAID BIOS(es). But we don't those
classes at the moment.
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