Bug 16964103 About Underlying did
Not Available Still Exists if pg
in ZC (24582738)
Problem Summary: In some cases, the ASM device group is unable to come online at switchover because the underlying device is not accepting I/O.
Workaround: To restart the application resource group:
-
Issue
cldevice populate
from one node of global cluster. -
From one node of the zone cluster, restart the application resource group that failed due to no access to storage (for example,
clrg restart <rg>
).