Messages in this thread | | | Date | Wed, 5 Mar 2003 18:57:13 -0800 | From | David Rees <> | Subject | Re: Linux vs Windows temperature anomaly |
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On Wed, Mar 05, 2003 at 01:52:16PM -0800, Jonathan Lundell wrote: > We've been seeing a curious phenomenon on some PIII/ServerWorks > CNB30-LE systems. > > The systems fail at relatively low temperatures. While the failures > are not specifically memory related (ECC errors are never a factor), > we have a memory test that's pretty good at triggering them. Data is > apparently getting corrupted on the front-side bus. > > Here's the curious thing: when we run the same memory test on a > Windows 2000 system (same hardware; we just swap the disk), we can > run the ambient temperature up to 60C with no problem at all; the > test will run for days. (It occurred to us to try Win2K because the > hardware vendor was using it to test systems at temperature without > seeing problems.) > > Swap in the Linux disk, and at that temperature it'll barely run at > all. The memory test fails quickly at 40C ambient. > > FWIW, CPU cooling is pretty good in this box. > > So, the puzzle: what might account for temperature sensitivity, of > all things, under Linux 2.4.9-31 (RH 7.2), but not Win2K?
Since it doesn't sound like this is a memory error, but a chipset driver error it could be a Linux driver bug.
You are running a very old kernel, at the least upgrade to the latest errata (which is currently 2.4.18-26.7. You are running the latest security updates as well, right?
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