[CentOS] How to enable EDAC kernel module for checking ECC memory?

Lists

lists at benjamindsmith.com
Tue Jul 1 21:42:29 UTC 2014


On 06/27/2014 10:27 PM, lee wrote:
> Lists <lists at benjamindsmith.com> writes:
>
>>> $ find /lib/modules/2.6.32-431.11.2.el6.x86_64/ | grep -i -E 'edac'
>> [root at hume ~]# find /lib/modules/2.6.32-431.11.2.el6.x86_64/ | grep -i
>> -E 'edac'
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/i5400_edac.ko
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/i5000_edac.ko
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/i82975x_edac.ko
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/i7core_edac.ko
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/amd64_edac_mod.ko
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/i3000_edac.ko
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/edac_mce_amd.ko
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/i7300_edac.ko
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/x38_edac.ko
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/i3200_edac.ko
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/i5100_edac.ko
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/edac_core.ko
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/e752x_edac.ko
>> /lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/edac/sb_edac.ko
>>
>> Question is: which one do I use?
> Try edac_core, it might load the module which is needed for the hardware
> you have.
>

Tried that, no luck so far...

[root at hume bin]# modprobe edac_core
[root at hume bin]# lsmod | grep -i edac
edac_core              46581  0
[root at hume bin]# edac-ctl --status
edac-ctl: drivers not loaded.


[root at hume bin]# cat /proc/cpuinfo
processor    : 0
vendor_id    : GenuineIntel
cpu family    : 6
model        : 58
model name    : Intel(R) Pentium(R) CPU G2020 @ 2.90GHz
stepping    : 9
cpu MHz        : 2900.103
cache size    : 3072 KB
physical id    : 0
siblings    : 2
core id        : 0
cpu cores    : 2
apicid        : 0
initial apicid    : 0
fpu        : yes
fpu_exception    : yes
cpuid level    : 13
wp        : yes
flags        : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca 
cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall 
nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology 
nonstop_tsc aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 
ssse3 cx16 xtpr pdcm pcid sse4_1 sse4_2 popcnt tsc_deadline_timer xsave 
lahf_lm arat epb xsaveopt pln pts dts tpr_shadow vnmi flexpriority ept 
vpid fsgsbase smep erms
bogomips    : 5800.20
clflush size    : 64
cache_alignment    : 64
address sizes    : 36 bits physical, 48 bits virtual
power management:
-- SNIP --


What might I search for to find the right driver?



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