Hi James, Typically run hdparm -tT /dev/hda to test the effect of the settings you make. the numbers are not 'real' but they are useful.
Good luck, Mark On 4/25/05, James <[EMAIL PROTECTED]> wrote: > Hello, > > Upon rebooting my portable I get these settings: > /dev/hda: > multcount = 16 (on) > IO_support = 0 (default 16-bit) > unmaskirq = 0 (off) > using_dma = 1 (on) > keepsettings = 0 (off) > readonly = 0 (off) > readahead = 256 (on) > geometry = 16383/255/63, sectors = 60011642880, start = 0 > > I then issue: hdparm -d 1 -A 1 -m 16 -u 1 -c1 -a 256 /dev/hda > > Which results in: > /dev/hda: > multcount = 16 (on) > IO_support = 1 (32-bit) > unmaskirq = 1 (on) > using_dma = 1 (on) > keepsettings = 0 (off) > readonly = 0 (off) > readahead = 256 (on) > geometry = 16383/255/63, sectors = 60011642880, start = 0 > > So far so good. I need to stress test the HD to make sure performance > is good. However on a P4 (3GHz) portable with 1G of ram, I never get > close to using the drive. This is good news because the 2.6.11-gentoo-r6 > kernel is really smoking for me, but, I need to test these HD settings > to be sure they are good. > > Last, when I issue: > hdparm -k1 /dev/hda I get: > /dev/hda: > setting keep_settings to 1 (on) > keepsettings = 1 (on) > > But upon reboot, I'm back to: > multcount = 16 (on) > IO_support = 0 (default 16-bit) > unmaskirq = 0 (off) > using_dma = 1 (on) > keepsettings = 0 (off) > readonly = 0 (off) > readahead = 256 (on) > > How to test the drive performance and make the HD settings permanent > has eluded me. Ideas are most welcome. > > James > > -- > gentoo-user@gentoo.org mailing list > > -- gentoo-user@gentoo.org mailing list
