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ASM disk corrupted
I want to know if the diskgroup couldn't mount and the header of an asm disk corrupted (it is only my supposition), how should I deal with it? Will the data in the ASM disk lose?
Oracle ASM ORA-15196: invalid ASM block header [kfc.c:29416] [endian_kfbh]   [0 != 1]
6 instances fell down yesterday afternoon with a because ORA-00227: corrupt block detected.
Oracle ASM Corruption: How To Fix The ASM Disk HEADER_STATUS From FORMER To MEMBER.
Troubleshoot Oracle clusterware Grid Infrastructure Startup Issues
Oracle ORA-1157 Troubleshooting
This note is intended to list the common reasons and solutions for the ORA-1157 error.
How to Recover from a Lost or Deleted Oracle Datafile with Different Scenarios
This article explains the various scenarios for ORA-01157 and how to avoid them.
SCOPE & APPLICATION
Recreating a missing Oracle datafile with no backups
How to recreate a datafile that is missing at the operating system level. Missing/inaccessible files may be reported with one or more of these errors:
How to Recover an Oracle Database Having Added a Datafile Since Last Backup
NOTE: In the images and/or the document content below, the user information and environment
data used represents fictitious data from the Oracle sample schema(s), Public Documentation
Recover A Lost Oracle Datafile With No Backup
You have inadvertantly lost a datafile at the OS level and there are no current
Recover Oracle database after disk loss
This article aims at walking you through some of the common