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Re: HDD spinup when in sleep mode, strange behaviour

komodo wrote at 2009-05-02 13:01 -0600:
> Everything works fine, but now, every 30min i hear that disk is spined up, and 
> after ten seconds is spinned down. So i thought that the problem is in the 
> smartd, which check disks every 30min's, but it isn't, becase even if i run
> hdparm -C /dev/sdb
> the drive is spinned up again. 

I don't understand how the hdparm command proves that smartd isn't spinning up 
the disk; you may want to check on the -n option in smartctl(8).

> And it's annoying, because before upgrade it was ok, and disk was spin up only 
> after some access, fdisk, or mount or so.

You probably want to use the "noatime" mount option (see mount(8)) for all 
filesystems on the disk (if you are not already).

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