Ubuntu
acpi-support package

  1. Bug #59695
  2. Comment #770

Comment 770 for bug 59695

Revision history for this message
Yung-Chin Oei (yungchin) wrote : Re: [Bug 59695] Re: High frequency of load/unload cycles on some hard disks may shorten lifetime

On Fri, Feb 13, 2009 at 1:20 PM, Nicolò Chieffo <email address hidden> wrote:
> It's ok for me that my disk saves power while on battery, but I cannot
> understand why once the read head is unloaded, every minute it is
> loaded again. If the PC is idle who is causing the load cycle?
> There might be a process that every minute accesses the disk, which is
> not ok (in my opinion)

Nicolò: this is not really related to the bug discussion...
You might want to check out lm-profiler. Look at Bart's pages for a
description: http://www.samwel.tk/laptop_mode/faq