Number Severity Description/Recommended actions
If communication is restored in less than 15 minutes, event 153 is logged. If the problem persists, this event is
logged a second time as Warning severity.
NOTE: It is normal for this event to be logged as Informational severity during rmware update.
Recommended actions:
• Check the version of the controller rmware and update to the latest rmware if needed.
• If the latest rmware is already installed, no action is required.
153 Info. The Management Controller (MC) has re-established communication with the Storage Controller (SC).
Recommended actions:
• No action is required.
154 Info. New rmware has been loaded in the Management Controller (MC).
Recommended actions:
• No action is required.
155 Info. New loader rmware has been loaded in the Management Controller (MC).
Recommended actions:
• No action is required.
156 Warning The Management Controller (MC) has been restarted from the Storage Controller (SC) for the purpose of
error recovery.
Recommended actions:
• See the recommended actions for event 152, which is logged at approximately the same time.
Info. The Management Controller (MC) has been restarted from the Storage Controller (SC) in a normal case, such
as when initiated by a user.
Recommended actions:
• No action is required.
157 Error A failure occurred when trying to write to the Storage Controller (SC) ash chip.
Recommended actions:
• Replace the controller module that logged this event.
158 Error A correctable ECC error occurred in Storage Controller CPU memory more than once during a 12-hour period,
indicating a probable hardware fault.
Recommended actions:
• Replace the controller module that logged this event.
Warning A correctable ECC error occurred in Storage Controller CPU memory.
This event is logged with Warning severity to provide information that may be useful to technical support, but
no action is required now. It will be logged with Error severity if it is necessary to replace the controller module.
Recommended actions:
• No action is required.
161 Info. One or more enclosures do not have a valid path to an enclosure management processor (EMP).
94 Events and event messages
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