Switchover to CAM ATA?

Dag-Erling Smørgrav des at des.no
Tue Apr 27 13:34:48 UTC 2010

Maxim Sobolev <sobomax at FreeBSD.org> writes:
> Richard Tector <richardtector at thekeelecentre.com> writes:
> > 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).

Most pseudo-raid kit has nifty features like checksum offloading,
composite writes etc. which can improve performance considerably.  You
can't access those from GEOM.

Dag-Erling Smørgrav - des at des.no

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