On Thu, Jul 31, 2003 at 10:59:10PM -0400, Joey Hess wrote: > Celso Gonzalez wrote: > > cpudyn controls the speed in Intel SpeedStep, Pentium 4 Mobile, > > and PowerPC machines with the cpufreq compiled in the kernel. It saves > > battery, lowers temperature, and can put the computer disks in standby > > mode if a given period has passed without any I/O operation. It works > > well even with journaled file systems such as Ext3, XFS, or ReiserFS. > > What mechanism is used for keeping the disks spun down? My laptop does > not need cpu frequency control (it's a crusoe), but I could use > something without noflushd's limitations.
The code to spin down disks is taken from hdparm with few changes. If hdparm works for you cpudyn also will work. Best regards -- Celso González
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