[WBEL-users] Investigating a kernel panic

[Dave J. Hala Jr.]

If its a server, it can never be cool enough.  Put a couple of extra
fans in case the just to be sure... 

Years ago when the 15k scsi drives first came out, we'd glue PIII cpu
heatsinks on top of them, and it helped considerably....


On Tue, 2005-04-12 at 09:12, Simone wrote:
> The room is conditioned, we have many HP DL380 in the same room as
> well as cisco firewalls, routers etc, the temperature is mainteined
> constant, and they're not suffering heat. It is pretty cool in there
> actually :)
> The machine is a Desktop PC, Compaq 42xx can't remember now the
> number, with addiction of scsi card Adaptec 19160 and the mentioned
> HD.
> I would exclude the hardware possibility, since the two machine are
> completely different, but I am considering very carefully the heat.
> There's not enough room in the PC so the 2 HD are really close (less
> than 10 mm one from the other), that's probably the reason for the
> 59°C, and yes it was put togheter by someone with those parts
> added.......me, actually :)
> In the previus install though, the disks where working around 45°C, in
> a tower PC, so there was enough airflow, and in the same conditioned
> room.
> 
> I am now going to monitor the temperature of the two disks, and will
> try to position them in a better way, to permit a better heat
> dissipation, and possibly will try to find more info on the system at
> panic time, even if it looks like a hard task.
> 
> Really thak you for all your help and suggestions. Any other hint very
> appreciated.
> 
> Simone
> 
> 
> Greg Knaddison wrote: 
> > On Apr 12, 2005 7:30 AM, Simone <simone72 at email.it> wrote:
> >   
> > >  Thanks for all the replies. I performed a smartctl -a test and it looks ok,
> > > despite /dev/sda is 59°C pretty close to the Drive Trip Temperature 60 °C.
> > >     
> > Wow - how about heat as the cause?  Is this in a cooled cabinet?  Was
> > it provided by a reputable system integrator or is it  "white box
> > server" (i.e. put together by someone who purchased random
> > components)?
> > 
> > What is the environment you are in?  Warm?  Cool?  Is there good
> > airflow around the machine?  Does it tend to go down on hot days
> > and/or times when the A/C is off?
> > 
> > Greg
> > 
> >   
> 
> 
> 
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-- 

Open Source Information Systems (OSIS)
Dave J. Hala Jr. <dave at osis.us>
641.485.1606