Ross S. W. Walker wrote: >> I can get all that data, but can I actually test it somehow? >> Does linux >> know anything about NCQ, or is everything abstracted to the >> controller? >> > > Good question, not knowing the answer I did a quick google and this > came to the top: > > http://linux-ata.org/driver-status.html > > another good one, > > http://blog.kovyrin.net/2006/08/11/turn-on-ncq-on-ich-linux/ > > Looks like support wasn't added until 2.6.18 and isn't widely > supported until 2.6.19 and 2.6.20. > > -Ross > > Ross, Thank you for the links. Looks like my controller doesn't support NCQ :-(. I have the SIL 3114 based card. Doesn't look like there are any cheap alternatives on the PCI bus, but I think I can live with the performance of this system. Russ