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Bug 13331814 : Oracle ASM DISKS TURNED INTO FORMER WHILE DISKGROUP IS MOUNTED.
Abstract: ASM DISKS TURNED INTO FORMER WHILE DISKGROUP IS MOUNTED.
PROBLEM:
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Best Practice : Corruption in Oracle ASM Header
APPLIES TO:
Oracle Database - Enterprise Edition - Version 11.2.0.4 and later
Oracle Database Cloud Schema Service - Version N/A and later
How To Restore/Repair/Fix An Overwritten (KFBTYP_INVALID) Oracle ASM Disk Header (First 4K) 10.2.0.5, 11.1.0.7, 11.2 And Onwards
APPLIES TO:
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
TROUBLESHOOTING - Oracle ASM disk not found/visible/discovered issues
APPLIES TO:
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle ASM ORA-15063 / ORA-15042 - TROUBLESHOOTING STEPS BEFORE OPENING a SR to Oracle Support
APPLIES TO:
Oracle Database - Enterprise Edition
Oracle Database Cloud Schema Service - Version N/A and later
Oracle ASM disk group is not mounted on second node|| showing corruption
Hello Experts,
Envirionment :
OS: RHEL 5.6
Oracle :11.2.0.3 + PSU 5
Oracle ASM KFED Reports “KFBTYP_INVALID” & OS Metadata [LVM2 001] In "/dev/<DISK #1>" Disk /ASM disk Member (ASM Disk Overlapping : Scenario #2).
APPLIES TO:
Oracle Database Exadata Express Cloud Service - Version N/A and later
KFED Reports “KFBTYP_INVALID” & OS Metadata [EFI PART] In Oracle ASMLIB Disk /ASM disk Member (ASM Disk Overlapping : Scenario #1).
APPLIES TO:
Oracle Database - Enterprise Edition - Version 10.2.0.1 to 12.1.0.1 [Release 10.2 to 12.1]
Generic check for error Oracle ASM ORA-15042
Error ORA-15042 means asm cannot mount the diskgroup as some of it member disks are not visible to asm.
How to find which disk is missing: