Diskgroup cannot be mounted with ORA-15017 ORA-15040 ORA-15038 disk '<DISK PATH>' mismatch on 'Time Stamp' with target disk group [a] [b]

(Doc ID 2379625.1)

Last updated on APRIL 03, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 and later
Information in this document applies to any platform.

Symptoms

Try to mount a diskgroup but fails:
  

 

All the disks by the paths in the ORA-15038 messages are indeed belonging to the diskgroup. They are well defined multipath UDEV disks without duplicate devices.

The storage with these disks are well shared physically between all the cluster nodes. And OS of same cluster nodes has no disk mapping issue.

Cause

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