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disk.cksum events

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disk.cksum.bno.verifyFailed

Severity

ALERT

Description

This message occurs when the system detects a block number mismatch during disk checksum verification. The expected Virtual Block Number (VBN)/Disk Block Number (DBN) is not the same as the stored VBN/DBN from the checksum entry, indicating that the block is read from the wrong location.

Corrective Action

(None).

Syslog Message

Block number mismatch on WRITE VERIFY: Disk %s, expected_dbn = %u, stored_dbn = %u, expected_vbn = %llu, stored_vbn = %llu, Volume %s, FileId %d, Block #%llu.

Parameters

diskName (STRING): Name of the device.
expected_dbn (INT): Expected physical disk block number.
stored_dbn (INT): Physical disk block number stored in the checksum entry.
expected_vbn (LONGINT): Expected volume block number.
stored_vbn (LONGINT): Volume block number stored in the checksum entry.
vol (STRING): Volume name.
fileid (INT): File ID.
block (LONGINT): File block ID.