When enabling write-back flash cache in a non rolling manner, it is important to ensure that asmdeactivatonoutcome is set to YES and asmModestatus is set to ONLINE for all grid disks.

Before using write-back flash cache, you need to verify the minimum required versions.

Before write back-flash cache is enabled, you need to drop the Flash Cache first.

The setting flashCacheMode should be set to writeback by updating cellinit.ora and restarting cellsrv.

When enabling write-back flash cache in a rolling manner, dcli should be used to inactivate the grid disks on all cells first.