Error ORA-27504: IPC error creating OSD context - ASM Failed to Start After OS Kernel Patching

(Doc ID 2356980.1)

Last updated on FEBRUARY 20, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 12.2.0.1 and later
Information in this document applies to any platform.

Symptoms

CRS including ASM will not come up after applying Kernel patches. Saw below in the "ohasd_orarootagent_root.trc" trace file.

2018-02-02 10:52:01.740 [CRSCTL(41355)]CRS-1013: The OCR location in an ASM disk group is inaccessible. Details in /opt/oracrs/gridbase/diag/crs/rac01/crs/trace/crsctl_41355.trc.
2018-02-02 10:53:48.177 [CRSCTL(36784)]CRS-1013: The OCR location in an ASM disk group is inaccessible. Details in /opt/oracrs/gridbase/diag/crs/rac01/crs/trace/crsctl_36784.trc.
2018-02-02 10:56:34.740 [ORAROOTAGENT(7606)]CRS-5818: Aborted command 'start' for resource 'ora.storage'. Details at (:CRSAGF00113:) {0:5:3} in /opt/oracrs/gridbase/diag/crs/rac01/crs/trace/ohasd_orarootagent_root.trc.
2018-02-02 10:56:38.872 [OHASD(30542)]CRS-2757: Command 'Start' timed out waiting for response from the resource 'ora.storage'. Details at (:CRSPE00221:) {0:5:3} in /opt/oracrs/gridbase/diag/crs/rac01/crs/trace/ohasd.trc.
2018-02-02 10:56:38.870 [ORAROOTAGENT(7606)]CRS-5017: The resource action "ora.storage start" encountered the following error: 
2018-02-02 10:56:38.870+Storage agent start action aborted. For details refer to "(:CLSN00107:)" in "/opt/oracrs/gridbase/diag/crs/rac01/crs/trace/ohasd_orarootagent_root.trc".
2018-02-02 10:57:44.732 [ORAROOTAGENT(7606)]CRS-5019: All OCR locations are on ASM disk groups [OCRV], and none of these disk groups are mounted. Details are at "(:CLSN00140:)" in "/opt/oracrs/gridbase/diag/crs/rac01/crs/trace/ohasd_orarootagent_root.trc".

Changes

 OS Kernel patch

Cause

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