Found Corrupt Block Before Image (file# X Block# XXXXXX), Blockcheck Error# 3, Hex Dump In Tracefile
(Doc ID 2869701.1)
Last updated on APRIL 17, 2023
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199.0 and later
Information in this document applies to any platform.
Possibly block corruption alert found in alertlog. Trace file gives more session details. DBVerify finds no block corruption for File ID in question. RMAN Backup validate check logical database, RMAN Backup validate database, RMAN validate datafile find no corruption.
DBVerify for the reported datafile shows a massive amount of corruption (Total Pages Marked Corrupt : n), yet none of the RMAN validate find any corruption
alertlog log entry:
Found Corrupt Block Before Image (file# X Block# XXXXXX), Blockcheck Error# 3, Hex Dump In Tracefile ...
There is no issue reported by application or any database job.
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