Number Severity Description/Recommended actions
This can occur for several reasons, such as:
• The communication link is busy or experienced an error.
• The local initiator experienced an error.
Recommended actions:
• Verify that there are no network issues preventing communication between the local and remote storage
systems.
451 Info. The status of a remote volume changed from offline to online.
Recommended actions:
• No action is required.
452 Info. A remote volume was successfully detached from a replication set.
The volume can now be physically moved to another storage system.
Recommended actions:
• No action is required.
453 Info. A remote volume was successfully reattached to a replication set.
Recommended actions:
• No action is required.
454 Info. A user changed the drive-spin-down delay for the indicated disk group to the indicated value.
Recommended actions:
• No action is required.
455 Warning The controller detected that the configured host-port link speed exceeded the capability of an FC SFP. The
speed has been automatically reduced to the maximum value supported by all hardware components in the
data path.
Recommended actions:
• Replace the SFP in the indicated port with an SFP that supports a higher speed.
456 Warning The system's IQN was generated from the default OUI because the controllers could not read the OUI from
the midplane FRU ID data during startup. If the IQN is wrong for the system's branding, iSCSI hosts might be
unable to access the system.
Recommended actions:
• If event 270 with status code 0 is logged at approximately the same time, restart the Storage Controllers.
457 Info. The indicated virtual pool was created.
Recommended actions:
• No action is required.
458 Info. Disk groups were added to the indicated virtual pool.
Recommended actions:
• No action is required.
459 Info. Removal of the indicated disk group(s) was started.
When this operation is complete, event 470 is logged.
Recommended actions:
• No action is required.
460 Error The indicated disk group is missing from the indicated virtual pool.
This might be caused by missing disk drives or unconnected or powered-off enclosures
Events and event messages 103
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