Re: am I running sata II ?

[Miroslav Maiksnar <ml@mixi.cz>]

Dne ne 4. září 2005 8:20 Jens Vogel napsal(a):
> Hello Mike,
>
> michael@etalon.net wrote:
> > Is there a way to tell if my sata II drives are running
> > at sata II speed? (300 MB/s vs 150 MB/s?)
>
> I don't know whether or not there is a way to tell that (maybe with
> hdparm?).
> But I don't think this matters much anyway.
>
> These days _fast_ harddisks can deliver a sustained data rate of about
> 60MB/s, maybe with peaks of 80MB/s. So if you want to test the speed of
> SATA-II you could try to create a RAID0 array with at least 3 fast
> harddisks and see whether its data rate exeeds about 150MB/s.

Well, but even with SATA-I you get 3*150MB/s rate, so you won't discover 
anything...

Try looking at your dmesg, there may be info about SATA speed upon controler 
detection.

Mixi