- artful - -- before patch -- ubuntu@awrep7:~$ dmesg | grep -E "GHES|EDAC" [ 3.160507] EDAC MC: Ver: 3.0.0 [ 4.781212] GHES: APEI firmware first mode is enabled by APEI bit and WHEA _OSC. ubuntu@awrep7:~$
-- after patch -- ubuntu@awrep7:~$ uname -a Linux awrep7 4.14.0-17-generic #20~configs+test.2 SMP Tue Feb 6 20:14:17 UTC 2018 aarch64 aarch64 aarch64 GNU/Linux ubuntu@awrep7:~$ ubuntu@awrep7:~$ dmesg | grep -E "GHES|EDAC" [ 3.134436] EDAC MC: Ver: 3.0.0 [ 4.778011] ghes_edac: This EDAC driver relies on BIOS to enumerate memory and get error reports. [ 4.820844] EDAC MC0: Giving out device to module ghes_edac.c controller ghes_edac: DEV ghes (INTERRUPT) [ 4.830239] EDAC MC1: Giving out device to module ghes_edac.c controller ghes_edac: DEV ghes (INTERRUPT) [ 4.839695] EDAC MC2: Giving out device to module ghes_edac.c controller ghes_edac: DEV ghes (INTERRUPT) [ 4.849156] EDAC MC3: Giving out device to module ghes_edac.c controller ghes_edac: DEV ghes (INTERRUPT) [ 4.858615] EDAC MC4: Giving out device to module ghes_edac.c controller ghes_edac: DEV ghes (INTERRUPT) [ 4.868124] GHES: APEI firmware first mode is enabled by APEI bit and WHEA _OSC. ubuntu@awrep7:~$ ubuntu@awrep7:~$ sudo ras-mc-ctl --layout +-----------------------------------------------------------+ | mc0 | mc1 | mc2 | mc3 | mc4 | ----------+-----------------------------------------------------------+ memory11: | 0 MB | 0 MB | 0 MB | 0 MB | 0 MB | memory10: | 16384 MB | 0 MB | 0 MB | 0 MB | 0 MB | ---------+-----------------------------------------------------------+ memory9: | 0 MB | 0 MB | 0 MB | 0 MB | 0 MB | memory8: | 16384 MB | 0 MB | 0 MB | 0 MB | 0 MB | ---------+-----------------------------------------------------------+ memory7: | 0 MB | 0 MB | 0 MB | 0 MB | 0 MB | memory6: | 16384 MB | 0 MB | 0 MB | 0 MB | 0 MB | ---------+-----------------------------------------------------------+ memory5: | 0 MB | 0 MB | 0 MB | 0 MB | 0 MB | memory4: | 16384 MB | 0 MB | 0 MB | 0 MB | 0 MB | ---------+-----------------------------------------------------------+ memory3: | 0 MB | 0 MB | 0 MB | 0 MB | 0 MB | memory2: | 16384 MB | 0 MB | 0 MB | 0 MB | 0 MB | ---------+-----------------------------------------------------------+ memory1: | 0 MB | 0 MB | 0 MB | 0 MB | 0 MB | memory0: | 16384 MB | 0 MB | 0 MB | 0 MB | 0 MB | ---------+------------------------------------------------------------+ ubuntu@awrep7:~$
- artful -
-- before patch --
ubuntu@awrep7:~$ dmesg | grep -E "GHES|EDAC"
[ 3.160507] EDAC MC: Ver: 3.0.0
[ 4.781212] GHES: APEI firmware first mode is enabled by APEI bit and WHEA _OSC.
ubuntu@awrep7:~$
-- after patch --
+--- ------- ------- ------- ------- ------- ------- ------- ------- + ---+--- ------- ------- ------- ------- ------- ------- ------- ------- + --+---- ------- ------- ------- ------- ------- ------- ------- ------+ --+---- ------- ------- ------- ------- ------- ------- ------- ------+ --+---- ------- ------- ------- ------- ------- ------- ------- ------+ --+---- ------- ------- ------- ------- ------- ------- ------- ------+ --+---- ------- ------- ------- ------- ------- ------- ------- ------+ --+---- ------- ------- ------- ------- ------- ------- ------- ------- +
ubuntu@awrep7:~$ uname -a
Linux awrep7 4.14.0-17-generic #20~configs+test.2 SMP Tue Feb 6 20:14:17 UTC 2018 aarch64 aarch64 aarch64 GNU/Linux
ubuntu@awrep7:~$
ubuntu@awrep7:~$ dmesg | grep -E "GHES|EDAC"
[ 3.134436] EDAC MC: Ver: 3.0.0
[ 4.778011] ghes_edac: This EDAC driver relies on BIOS to enumerate memory and get error reports.
[ 4.820844] EDAC MC0: Giving out device to module ghes_edac.c controller ghes_edac: DEV ghes (INTERRUPT)
[ 4.830239] EDAC MC1: Giving out device to module ghes_edac.c controller ghes_edac: DEV ghes (INTERRUPT)
[ 4.839695] EDAC MC2: Giving out device to module ghes_edac.c controller ghes_edac: DEV ghes (INTERRUPT)
[ 4.849156] EDAC MC3: Giving out device to module ghes_edac.c controller ghes_edac: DEV ghes (INTERRUPT)
[ 4.858615] EDAC MC4: Giving out device to module ghes_edac.c controller ghes_edac: DEV ghes (INTERRUPT)
[ 4.868124] GHES: APEI firmware first mode is enabled by APEI bit and WHEA _OSC.
ubuntu@awrep7:~$
ubuntu@awrep7:~$ sudo ras-mc-ctl --layout
| mc0 | mc1 | mc2 | mc3 | mc4 |
-------
memory11: | 0 MB | 0 MB | 0 MB | 0 MB | 0 MB |
memory10: | 16384 MB | 0 MB | 0 MB | 0 MB | 0 MB |
-------
memory9: | 0 MB | 0 MB | 0 MB | 0 MB | 0 MB |
memory8: | 16384 MB | 0 MB | 0 MB | 0 MB | 0 MB |
-------
memory7: | 0 MB | 0 MB | 0 MB | 0 MB | 0 MB |
memory6: | 16384 MB | 0 MB | 0 MB | 0 MB | 0 MB |
-------
memory5: | 0 MB | 0 MB | 0 MB | 0 MB | 0 MB |
memory4: | 16384 MB | 0 MB | 0 MB | 0 MB | 0 MB |
-------
memory3: | 0 MB | 0 MB | 0 MB | 0 MB | 0 MB |
memory2: | 16384 MB | 0 MB | 0 MB | 0 MB | 0 MB |
-------
memory1: | 0 MB | 0 MB | 0 MB | 0 MB | 0 MB |
memory0: | 16384 MB | 0 MB | 0 MB | 0 MB | 0 MB |
-------
ubuntu@awrep7:~$