Exadata Auto Disk Management Add disk failing and ASM Rebalance interrupted with error ORA-15074
(Doc ID 1408865.1)
Last updated on FEBRUARY 22, 2019
Applies to:Oracle Exadata Storage Server Software - Version 184.108.40.206.1 to 220.127.116.11.0 [Release 11.2]
Oracle Exadata Hardware - Version 18.104.22.168 and later
Information in this document applies to any platform.
- Exadata system
- All griddisks from a particular Storage cell remained offline longer than disk repair timer. The disk were dropped from the diskgroup.
- After Storage Cell was made available, Exadata Automatic Disk management started to add each of the disk.
- At some point, rebalance failed and processes ran on a loop, adding the disks to the diskgroup, but rebalance failing all the time
- The rebalance failed with messages like:
WARNING: Too many uncompleted reconfigurations. Rebalance needs completion.
ERROR: ORA-15074 signalled during reconfiguration of diskgroup MYDATA
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