On Fri, 2009-10-30 at 09:57 +1300, Clint Dilks wrote:
>
> Curt Mills wrote:
> > On Thu, 29 Oct 2009, Matt wrote:
> >
> >
> >> What is the cheapest SATA hardware raid card I can get at newegg.com?
> >> Seems like most turn out not to be true hardware raid that I have
> >> found and will not run on CentOS 4.8 without a great deal of grief.
> >>
> >
> > Not a direct answer to your question, but be careful of SATA drives.
> >
> > As I understand it SAS drives (Serially Attached SCSI) are designed
> > to handle server duty (multiple processes stepping the head 24/7),
> > whereas SATA drives (Serially attached ATA) are not. SATA drives if
> > used in servers will fail prematurely. They're great/cheap for home
> > use though.
> >
> > I've also heard that SATA-2 drives are more like SAS or SCSI drives
> > in this respect, as in they're designed for server duty.
> >
> > I probably heard the above on this very list in the past.
> >
> > Can someone confirm or deny? Making me look like a fool is ok, I'm
> > used to it. ;-)
> >
> >
> We use SATA in a number of Production Systems. If its server class
> hardware I haven't seen issues. So I wouldn't treat this as a big concern.
----
there actually are server and consumer grade SATA drives and you should
be very careful about what you are buying.
Then there's the thought that any SATA drive runs the risk of data loss
in a RAID-5 or RAID-6 setup...
http://www.enterprisestorageforum.com/technology/features/article.php/3839636
Craig
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