Evgeny Rodichev <[email protected]> writes:
> Hello,
>
> at Opteron-based x86_64 system sometimes I get message
>
> Machine check events logged
>
> (non-fatal). How can I read the correspondent events?
Read the help
config X86_MCE
bool "Machine check support" if EMBEDDED
default y
help
Include a machine check error handler to report hardware errors.
This version will require the mcelog utility to decode some
machine check error logs. See
ftp://ftp.x86-64.org/pub/linux/tools/mcelog
> From the source
> code (arch/x86_64/kernel/mce.c) it sounds like some misc device with
> MISC_MCELOG_MINOR 227 is registered (with name "mcelog"?), but there is
> no such device under /dev.
Your distribution is broken then. In fact it is supposed to run
mcelog regularly from a cronjob to log machine check events into
a disk log. Complain to them.
-Andi
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