On Wed, 28 May 2003, Keith Watson wrote:
Has anyone experimented with this command?
Yes.
Did it speed up your system much?
Yes.
Anyone had any bad experiences?
Yes. Reboots due to misplaced hard disks.
Anyone got any recommendations for parameter settings?
Yes: hdparm -c3 -m16 -X66 -d1 -u1 /dev/hda or similar.
man hdparm
http://linux.oreillynet.com/pub/a/linux/2000/06/29/hdparm.html
Caveat emptor.
Andrew.