wafl.pvbn events

12/08/2023 Contributors

wafl.pvbn.check.done

Severity: INFORMATIONAL
Description: This event is issued to inform the user that the pvbn check has completed. It lists detailed information on what work was performed.
Corrective Action: This message may be disabled by passing -s to wafl scan pvbn_check when starting the scanner.
Syslog Message: PVBN check has completed on %s, snapid %d. inos: %d, pvbns: %llu, unks: %llu, errs: %llu.
Parameters: vol (STRING): The volume name
snapid (INT): ID of the snapshot that has been completely scanned
inos (INT): How many inodes were checked
pvbns (LONGINT): How many block pointers were checked
unks (LONGINT): How many pvbn unknowns were encountered
errs (LONGINT): How many pvbn mismatches were encountered

Severity: EMERGENCY
Description: This event is issued to inform the user that the pvbn check has found a pvbn mismatch.
Corrective Action: This message may be disabled by passing -s to wafl scan pvbn_check when starting the scanner.
Syslog Message: PVBN check has found a pvbn mismatch on %s, snapid=%d, %s ino=%d, level=%d, fbn=%llu, index=%d, pvbn=%llu, pvbn2=%llu.
Parameters: vol (STRING): The volume name
snapid (INT): ID of the snapshot being scanned
ino_type (STRING): The inode type
inum (INT): Inum being scanned
level (INT): Level of the buftree being scanned
fbn (LONGINT): Block number containing unknown
index (INT): Index in block that is unknown
pvbn (LONGINT): PVBN as found in the buftree
pvbn2 (LONGINT): PVBN as found in the container indirect

Severity: NOTICE
Description: This event is issued to inform the user that the pvbn check has found a pvbn unknown.
Corrective Action: This message may be disabled by passing -s to wafl scan pvbn_check when starting the scanner.
Syslog Message: PVBN check has found a pvbn unknown on %s, snapid=%d, %s ino=%d, level=%d, fbn=%llu, index=%d.
Parameters: vol (STRING): The volume name
snapid (INT): ID of the snapshot being scanned
ino_type (STRING): The inode type
inum (INT): Inum being scanned
level (INT): Level of the buftree being scanned
fbn (LONGINT): Block number containing unknown
index (INT): Index in block that is unknown

Severity: INFORMATIONAL
Description: This event is issued to inform the user that the snapshot being scanned by the pvbn checker no longer exists.
Corrective Action: This message may be disabled by passing -s to wafl scan pvbn_check when starting the scanner.
Syslog Message: PVBN check on %s aborted, snapshot with snapid %d is gone.
Parameters: vol (STRING): The volume name
snapid (INT): ID of the snapshot that no longer exists