Rear Fan Modules Falsely Faulted When CMM Receives a Flood of Interrupts From Broadcast Message Storm

Problem

Unhealthy network broadcast storm slows down CMM processing causing system behaviors such as fan blast condition to occur. This condition can lead to false diagnosis of fan failure.

Impacted Supplemental Releases: 1.1.2, 1.2.1, 1.2.2, 2.0 and 2.0.2

Workaround

To address these issues, do the following: