Exadata: GridDisk Cannot be added to Diskgroup Due to "ORA-15020: discovered duplicate ASM disk" Error
(Doc ID 2293693.1)
Last updated on FEBRUARY 03, 2019
Applies to:Oracle Exadata Storage Server Software - Version 18.104.22.168.0 to 22.214.171.124.3 [Release 11.2 to 12.1]
Oracle Database - Enterprise Edition - Version 126.96.36.199 to 188.8.131.52 [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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