On 08/21/2009 12:59 PM, Matt Garman wrote:
On Fri, Aug 21, 2009 at 06:45:45AM +1200, Richard Scobie wrote:
Matt Garman wrote:
So what I'm trying to figure out is, what is causing the disk
access? It could be any one of:
- Kernel
- RAID subsystem (i.e. md)
- XFS filesystem
- NFS
- Samba
- ???
Are you running smartd? It polls the drives every 30minutes.
I was running smartd, until I received your post :)
Unfortunately, this does not help keep the heads parked any longer.
Nonetheless, thank you for the hint.
Matt
I think that you can use blktrace to see who is issuing the IO's that
spin up your drives....
ric
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