SATA is to slow comparing with linux
bruce at cran.org.uk
Wed Sep 30 13:11:33 UTC 2009
On Wed, 30 Sep 2009 04:56:51 -0500
Robert Noland <rnoland at FreeBSD.org> wrote:
> On Wed, 2009-09-30 at 09:53 +0200, Oliver Lehmann wrote:
> > Daniel O'Connor writes:
> > > In the end I got a PCI Silicon Image 3114 based controller and it
> > > worked fine.
> > I thought about getting a controller with a SiL-Chil too because
> > they are kinda cheap and another system I intend to use with SATA
> > harddisks has no SATA on-board. But then I searched through the web
> > and read many posts telling me "stay away from Silicon Image
> > controllers" so I did as advised....
> > I got a Promise SATA300 TX2plus instead. I'll rune some tests with
> > later (when I'm back home ;))
> I would also be curious how that ahci driver from -CURRENT is
> performing relative to other implementations.
I ran the tiobench test on -CURRENT a few days ago and the ahci driver
showed an improvement in latency over the ata driver; I didn't
test transfer rates though.
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