> When switching to battery power, /etc/acpi/power.sh issues the command > hdparm -B 1 to all block devices. But only if laptop mode is enabled. However in my case laptop mode is still _disabled_ in /etc/default/acpi-support. So, if I'm understanding the power.sh script correctly it's _not_ this script which causes these frequent load cycles. Hence my original report was wrong. Sorry about that.
Some more investigation led me to the following page: http://www.thinkwiki.org/wiki/Problem_with_hard_drive_clicking It seems that Hitachi is using some quite aggressive power management. I'm not sure what to do about this report. If it really turns out to be a hardware problem it should probably be closed. -- default value in power.sh potentially kills laptop disks https://launchpad.net/bugs/59695 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
