Exadata: GridDisk Cannot be added to Diskgroup Due to "ORA-15020: discovered duplicate ASM disk" Error
(Doc ID 2293693.1)
Last updated on AUGUST 04, 2018
Applies to:Oracle Exadata Storage Server Software - Version 126.96.36.199.0 to 188.8.131.52.3 [Release 11.2 to 12.1]
Oracle Database - Enterprise Edition - Version 184.108.40.206 to 220.127.116.11 [Release 11.2 to 12.2]
Information in this document applies to any platform.
1) Griddisks cannot be added back to diskgroups after replacing associated physical disk in cell server.
2) The 3 griddisks associated to the replaced physical disks show asmmodestatus = ONLINE:
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