New ASMLib / oracleasm Disk Gets "header_status=Unknown" - Cannot be Added to ASM Diskgroup
(Doc ID 391136.1)
Last updated on MAY 26, 2021
Applies to:Oracle Cloud Infrastructure - Version N/A and later
Linux OS - Version Oracle Linux 5.0 and later
After creating/labelling new ASM disks via ASMLib, the ASM instance V$ASM_DISK view reports the header_status of the disk as "UNKNOWN" instead of "PROVISIONED".
Consequently, the new ASM disks cannot be added to an ASM diskgroup.
Attempting to rescan the devices via ASMLib fails with:
ASMLib (oracleasm) is misconfigured or suboptimally configured.
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