raid.recons events

12/07/2023 Contributors

raid.recons.lw.id.inconsist

Severity: NOTICE
Description: This message occurs during a RAID reconstruction operation, when the system detects an inconsistent RAID write signature on a RAID stripe. Data ONTAP® makes appropriate recovery actions. It automatically fails this device safely if the device exceeds the allowed number of inconsistent RAID write signature errors on the disk.
Corrective Action: (None).
Syslog Message: Inconsistent RAID write signature detected on RAID group %s%s, stripe #%llu, during reconstruction.
Parameters: owner (STRING): Owner of the affected aggregate.
rg (STRING): Name of the raid group.
stripe (LONGINT): Stripe number.

Severity: INFORMATIONAL
Description: This message occurs during a RAID reconstruction operation, when the system detects an inconsistent RAID write signature on a RAID stripe that belongs to a dirty parity region.
Corrective Action: (None).
Syslog Message: (None).
Parameters: owner (STRING): Owner of the affected aggregate.
rg (STRING): Name of the RAID group.
stripe (LONGINT): Stripe number.

Severity: NOTICE
Description: This message occurs when a user enables or disables multiprocessing for reconstruction. It also is emitted when reconstruction actually starts and multiprocessing is enabled.
Corrective Action: (None).
Syslog Message: RAID reconstruct multiprocessing is %s (raid.reconstruct.threads: %d rows, RAID I/O threads: %d).
Parameters: status (STRING): Whether multiprocessing is enabled or disabled
rows (INT): Number of reconstruct rows ("raid.reconstruct.threads") in use per RAID I/O thread.
raidio_nthreads (INT): Number of RAID I/O threads in use.