[munin-users] Replacement for "hdparm -C"?
Matthias Andree
matthias.andree at gmx.de
Wed May 6 11:53:28 UTC 2009
Sergey A. Kobzar schrieb:
> Wednesday, May 6, 2009, 2:12:42 PM, Lupe wrote:
>
>> On Wednesday, 2009-05-06 at 12:47:31 +0300, Sergey A. Kobzar wrote:
>>> Wednesday, May 6, 2009, 12:20:40 PM, Lupe wrote:
>
>>> AFAIK you can get HDD temp using sysutils/smartmontools on FreeBSD
>>> only.
>
>> The plugin use the smartctl command.
>
>>> I never tried to do this for disks which are spin down. But why do you
>>> need check temperature of such disks? One time someone will ask you to
>>> minitor temperature for suspended server... IMHO it's not fully
>>> correct :)
>
>> The plugin is run every five minutes for all disks it is told to watch. A
>> disk that is always spun down should not be on that list ;-)
>
> This should help:
>
> SMARTCTL(8):
>
> -n POWERMODE, --nocheck=POWERMODE
> Specifieds if smartctl should exit before performing any checks
> when the device is in a low-power mode. It may be used to pre-
> vent a disk from being spun-up by smartctl. The power mode is
> ignored by default. The allowed values of POWERMODE are:
>
>
> Something like:
>
> # smartctl -n standby -a /dev/ad0 | grep -i temp
Does this actually work? ISTR that this failed at least for some SATA
controllers, such as VIA 8237.
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