Oh - and the acoustic management setting is of no use in this scenario as it's actually the whine of the drive spinning that is causing the grief, not the head activity.
Thanks again though. Cheers, Dave ---- David Hogan Hosting & Development Manager Fundamental IT - 1300 882 395 http://www.fundamentalit.com > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:tsl-discuss- > [EMAIL PROTECTED] On Behalf Of [EMAIL PROTECTED] > Sent: Saturday, 2 July 2005 2:44 AM > To: [email protected] > Subject: Re: Minimise disk access > > Ehlo, > you can change the behaviour of the cache flush by changing 'sysctl -w > vm.laptop_mode=1' so the kernel doesn't flush cache to disk so often... > and with hdparm -M xxx you can change acoustic management.... > keep in mind that you can loose data if you don't flush cache and power > goes > off.. > cheers > > > Fremen > > David Hogan writes: > > > Hi List, > > > > Fresh install of TSL 2.2. > > > > I have a machine with a very loud disk. I've set it to spin it down > after 2 > > mins of inactivity via hdparm. What I want, is for that disk to remain > > completely spun down all day, until a daily cron job performs some > tasks. > > > > What I'm finding though, is that *something* is waking up the disk every > few > > hours or so, but I'm not sure what. I read in one of the laptop power > faqs > > that it might be bdflush doing something with the disk, and that I could > > control bdflush's behaviour with some command line flags - however I > cannot > > figure out how to do this with trustix. > > > > I have disabled all services except for fcron and ssh, and I have > removed > > the hourly cron job from root's crontab. I am mounting the disk as ext2 > > rather than ext3 thinking it might be something to do with the > journaling, > > but the behaviour remains. I've also disabled the swap partition. > > > > Can anyone show me how to either find out what is using the disk, or > > configure bdflush if that's likely to be the issue? I couldn't find > anything > > regarding bdflush in /etc .. > > > > Cheers, > > Dave > > > > ---- > > David Hogan > > Hosting & Development Manager > > Fundamental IT - 1300 882 395 > > http://www.fundamentalit.com > > > > _______________________________________________ > > tsl-discuss mailing list > > [email protected] > > http://lists.trustix.org/mailman/listinfo/tsl-discuss > > > _______________________________________________ > tsl-discuss mailing list > [email protected] > http://lists.trustix.org/mailman/listinfo/tsl-discuss _______________________________________________ tsl-discuss mailing list [email protected] http://lists.trustix.org/mailman/listinfo/tsl-discuss
