[ltp] hardrive suspend does not work

[mukesh agrawal]

On Wed, 16 Jul 2003, Martin Gramatke wrote:

> when I try to put my harddrive into suspend mode with the command 'hdparm -y
> /dev/hda' it stays in that mode for only 5 sometimes up to 30 seconds but
> not longer.
>
> I tried to reduce my system by not starting X, switching WLAN (linux-wlan-ng
> drivers) off, console only, this seems to extend the spin down time a bit,
> but it does not really solve the problem, around 30 seconds is the maximum.
>
> I have debian and gentoo installed on this notebook, a thinkpad x24 by the
> way. Both independent, and both suffer from a not working HD suspend.
> Gentoo has reiserfs and debian an ext3 file system. noatime is already set
> in /etc/fstab.

Are you running noflushd? If the problem is due to writes (rather than
reads), noflushd should fix it.

Of course, you need to be careful about losing data in the event of a
crash.