Messages in this thread | | | Date | Tue, 8 Jul 2008 09:48:18 +0200 | From | Tino Keitel <> | Subject | Re: Keeping track of spin-down/spin-up and causes of spin-up? |
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On Tue, Jul 08, 2008 at 03:25:18 -0400, Stefan Monnier wrote: > I clearly remember seeing a reference to some system that allowed to > keep track of causes of disk spin-up, but Google seems to say > I'm deluded. [ Or maybe my memory confused it for the facility used by > powertop to keep track of causes of CPU wake-ups? ] > > In any case, I have a machine here whose disk keeps spinning back up > on a regular basis, and I can't seem to find any correlated event. > Is there a tool that can help me track down the reason why the disk > is accessed?
See Documentation/laptops/laptop-mode.txt, the notes regarding block_dump.
Regards, Tino
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