[CentOS] mcelog

Tsuyoshi Nagata nagata3333333 at jp.fujitsu.com
Thu Oct 14 20:07:51 EDT 2010


Hi, Mark!
(2010/10/14 3:04), m.roth at 5-cent.us wrote:
> Can't remember if I asked this last month, but has anyone seen ECC errors
> where mcelog gave no o/p at all, even when the errors showed in
> /var/log/messages?

Someone's mce log detects on inside of CPU and chipset.
I guess bios DIMM ECC log could not be detected by MCE mechanism.

Tsuyoshi

> > > MCE 1
> > > CPU 0 4 northbridge TSC 8f1a7b270b6f
> > > ADDR 75c3320
> > > Northbridge ECC error
> > > ECC syndrome = 62
> > > bit32 = err cpu0
> > > bit46 = corrected ecc error
> > > bus error 'local node origin, request didn't time out
> > > generic read mem transaction
> > > memory access, level generic'
> > > STATUS 9431400100000813 MCGSTATUS 0
> > > MCE 2
> > > CPU 0 2 bus unit TSC 8f8ad2325db7
> > > L2 cache ECC error
> > > Bus or cache array error
> > > bit46 = corrected ecc error
> > > bit62 = error overflow (multiple errors)
> > > bus error 'local node origin, request didn't time out
> > > prefetch mem transaction
> > > memory access, level generic'
> > > STATUS d000400000000863 MCGSTATUS 0



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