Weird fan behaviour on a 2950 -- also on a 2850, with a Dell U320 PCIX SCSI Card.

Duncan Hill poweredge at
Wed Jun 13 09:16:13 CDT 2007

On Wed, June 13, 2007 15:11, Kuba Ober wrote:
> On Wednesday 16 May 2007, Duncan Hill wrote:
>> Just racked up a 2950, and it's been fairly good so far, with the fans
>> running around idle.  However, walking past the comms room just now, I could hear the
>> fans running at full tilt (13K RPM), despite the server having 0 load (ie, idle OS).
>> I've been digging through the omconfig and
>> ipmi commands, and I can't find a way to tell the BIOS to re-evaluate the need to run
>> the fans at 13K RPM.  omconfig chassis fancontrol says fancontrol isn't supported.
> You don't have an Adaptec U320 SCSI card installed in there, do you? Or any
> other extension card?


0e:0e.0 RAID bus controller: Dell PowerEdge Expandable RAID controller 5
02:08.0 SCSI storage controller: LSI Logic / Symbios Logic SAS1068 PCI-X Fusion-MPT SAS
(rev 01)

Kicking lm_sensors off of the box did the trick - something I've seen before on other

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