Transient Corruption in OVM Linux - Reread finds a valid block version
Last updated on JANUARY 01, 2018
Applies to:
Oracle Database - Enterprise Edition - Version 11.1.0.6 to 12.1.0.2 [Release 11.1 to 12.1]Linux x86-64
Symptoms
Transient block corruption in Linux Oracle Virtual Machine (OVM) where a reread finds a VALID block.
Example for a RMAN backup of an archived log file showing a misplaced block corruption (block 4096 is read but OS returns block 392):
Note that the transient corruption is not limited to misplaced blocks and may be related to checksum errors, etc.
Cause
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