Hi,
Having few linuxes with DB version 10204 "UNKOWN" header_status in v$asm_disk
SQL> select MOUNT_STATUS,HEADER_STATUS from V$ASM_DISK;
MOUNT_S HEADER_STATU
------- ------------
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
MOUNT_S HEADER_STATU
------- ------------
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
MOUNT_S HEADER_STATU
------- ------------
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
OPENED UNKNOWN
29 rows selected.
Followed : http://download.oracle.com/docs/cd/B19306_01/server.102/b14237/dynviews_1019.htm
"UNKNOWN - Automatic Storage Management disk header has not been read"
Running : /etc/init.d/oracleasm listdisks shows all the disks .
Are there any action plan i should take ?
Thanks