DB_UNKNOWN Why does there exist DB_UNKNOWN directory on ASM disk? Today I found a glitch about my database instance.When I browsed my files on ASM disks,I found this file,which path was '+DATA/DB_UNKNOWN/parameterfile/spfile.278.186024535'.I used 'ls -al' to see which file linked it,to... ASMspfileDB_UNKNOWN
Why does there exist DB_UNKNOWN directory on ASM disk? Today I found a glitch about my database instance.When I browsed my files on ASM disks,I found this file,which path was '+DATA/DB_UNKNOWN/parameterfile/spfile.278.186024535'.I used 'ls -al' to see which file linked it,to... ASMspfileDB_UNKNOWN