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Date: Wed, 29 Apr 2009 14:29:50 +0100
From: Vincent Hoffman <vince@unsane.co.uk>
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Cc: freebsd-questions@freebsd.org, "Daniel C. Dowse" <dcdowse@gmx.net>
Subject: Re: atacontrol spindown
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On 29/4/09 14:18, Alexander Popov wrote:
> Hi, Daniel,
>
> This is the output:
>
> Checking setuid files and devices:
>
> Checking for uids of 0:
> root 0
> toor 0
>
> Checking for passwordless accounts:
>
> Checking login.conf permissions:
>
> ***.home kernel log messages:
> +++ /tmp/security.G4QuXmuU	2009-04-29 03:01:08.000000000 +0200
> +ad4: Idle, spin down
> +ad4: drive spun down.
> +ad8: Idle, spin down
> +ad8: drive spun down.
> +ad4: request while spun down, starting.
> +ad8: request while spun down, starting.
> +ad8: Idle, spin down
> +ad8: drive spun down.
> +ad4: Idle, spin down
> +ad4: drive spun down.
> +ad4: request while spun down, starting.
>
> The timestamps in /var/log/messages suggested that  "+ad4: request while spun down, starting." happened at 3:01 am.
>
> It would not be very nice if it was due to cron start up; I don't have any system partitions on those drives, it shouldn't touch them...
>   
Have a look through /etc/defaults/periodic.conf
you will see  things like daily_status_disks_enable="YES" in there (does
a df -l -h on all disks) and I think some of the security ones do checks
for new setuid root files, these are all likely to spin up your disks.


Vince
> Regards,
>
> Alexander.
>
>