Linux /var/log/messages reports mce: [Hardware Error]: Machine check events logged
(Doc ID 2481536.1)
Last updated on SEPTEMBER 27, 2021
Applies to:
Exadata X6-2 Hardware - Version All Versions to All Versions [Release All Releases]Information in this document applies to any platform.
Symptoms
The OS might display the following in var/log/messages:
Oct 4 07:30:57 <hostname> kernel: [15348672.545685] mce: [Hardware Error]: Machine check events logged
Oct 4 07:30:57 <hostname> kernel: [15348672.603520] mce: [Hardware Error]: Machine check events logged
Oct 4 07:30:57 <hostname> mcelog: Corrected memory errors on page 4ac680000 exceed threshold 2 in 72h: 2 in 72h
Oct 4 07:30:57 <hostname> mcelog: Location SOCKET:0 CHANNEL:1 DIMM:? []
Oct 4 07:30:57 <hostname> mcelog: Offlining page 4ac680000
Oct 4 07:30:58 <hostname> mcelog: Corrected memory errors on page 4b8aa0000 exceed threshold 2 in 72h: 2 in 72h
Oct 4 07:30:58 <hostname> mcelog: Location SOCKET:0 CHANNEL:1 DIMM:? []
Oct 4 07:30:58 <hostname> mcelog: Offlining page 4b8aa0000
Oct 4 07:31:03 <hostname> mcelog: Corrected memory errors on page 4bb9e0000 exceed threshold 2 in 72h: 2 in 72h
Oct 4 07:31:03 <hostname> mcelog: Location SOCKET:0 CHANNEL:1 DIMM:? []
Oct 4 07:31:03 <hostname> mcelog: Offlining page 4bb9e0000
Oct 4 07:31:04 <hostname> mcelog: Corrected memory errors on page 56a0e0000 exceed threshold 2 in 72h: 2 in 72h
Oct 4 07:31:04 <hostname> mcelog: Location SOCKET:0 CHANNEL:1 DIMM:? []
Oct 4 07:31:04 <hostname> mcelog: Offlining page 56a0e0000
Oct 4 07:31:13 <hostname> mcelog: Corrected memory errors on page 49a860000 exceed threshold 2 in 72h: 2 in 72h
Oct 4 07:31:13 <hostname> mcelog: Location SOCKET:0 CHANNEL:1 DIMM:? []
Oct 4 07:31:13 <hostname> mcelog: Offlining page 49a860000
When checking ILOM snapshot, no memory is disabled
/System/Memory
Properties:
health = OK <<<<<<< health status for memory is OK
health_details = -
installed_memory = 256 GB <<<<< all memory is detected
installed_dimms = 8
max_dimms = 24
No ILOM fault reported:
-> show faulty
Target | Property | Value
-------------------+-----------------------+-----------------------------------
-> Session closed
Changes
n/a
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |