SuperMicro X5DP8-G2MB/(2)XEON 2.4/1GB RAM 5.4-S Freeze
don at SANDVINE.com
Tue Apr 12 07:40:13 PDT 2005
From: Marc Olzheim
> On Mon, Apr 11, 2005 at 10:12:32PM -0400, Aaron Summers wrote:
> > We have a SuperMicro X5DP8-G2 Motherboard, 2xXEON 2.4, 1GB
> RAM server
> > running 5.4-STABLE that keeps freezing up. We have
> replaced RAM, HD,
> > SCSI controller, etc. To no avail. We are running SMP GENERIC
> > Kernel. I cannot get the system to panic, leave a core
> dump, etc. It
> > just always freezes. The server functions as a web server in a
> > HSphere Cluster. I am about out of options besides loading 4.11
> > (since our 4 series servers never die). Any help, feedback, clues,
> > similar experiences, etc would be greatly appreciated.
> > On SCSI: The onboard Adaptec 7902 gives a dump on bootup
> but appears
> > to work. I read the archived post about this issue. The
> system still
> > locked up with an Adaptec 7982B that did not give this message.
The problem is with the periodic SMM interrupt and the bios.
The attached program (ich-periodic-smm-disable.c) will fix the problem.
For more information on what it does, see the Intel ICH3 datasheet.
compile as 'gcc ich-periodic-smm-disable.c; ./a.out' and you will be
Run this on each boot.
I think you only need to clear PERIODIC_EN.
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