SATA controllers

[Tom H]

> I'm speccing a new machine and as part of it I'd like to have a
> linux-controlled 4-disk RAID 6 array using SATA 3 Gbps disks (aka STA 2).

> Can anybody point me to lists and/or reviews of recommended 4-port
> controller cards please?

http://www.tomshardware.com/

The CentOS, Debian, and Red Hat lists.

If you are looking for hardware RAID, go for 3ware or LSI.

If you are looking for software (mdadm) RAID, make sure that you do
not buy a FakeRAID card.