FQXST0476W : The CPU temperature exceeded the safe range so the CPU entered its self-protection state. IOPS were reduced. The storage system is operational, but I/O performance is reduced.

The CPU temperature exceeded the safe range so the CPU entered its self-protection state. IOPS were reduced. The storage system is operational, but I/O performance is reduced.

Severity

Warning

Serviceability

No

Automatically Notify Support

Yes

User Response

  1. Check that the fans in the storage system are running.
  2. Check that the ambient temperature is not too warm. The enclosure operating range is 5\ufffdC-40\ufffdC (41\ufffdF-104\ufffdF).
  3. Check for any obstructions to the air flow.
  4. Check that there is a module or blank filler in every module bay in the enclosure.
  5. Replace the controller module that logged the error.

When the problem is resolved, event 478 is logged.