Symptom
FMC 7.1.0 Health Monitor CPU module started showing CPU consistently at 100% according the FMC webUI monitor graph for the sensors.
In reality these sensors had CPU/Memory under nominal values according below outputs.
------------------ show cpu usage ------------------
CPU utilization for 5 seconds = 1%; 1 minute: 1%; 5 minutes: 1%
------------------ show cpu detailed ------------------
Break down of per-core data path versus control point cpu usage:
Core 5 sec 1 min 5 min
Core 0 0.4 (0.4 + 0.0) 0.5 (0.4 + 0.1) 0.4 (0.4 + 0.0)
Core 1 0.6 (0.6 + 0.0) 0.6 (0.6 + 0.0) 0.6 (0.6 + 0.0)
Core 2 0.6 (0.6 + 0.0) 0.6 (0.6 + 0.0) 0.6 (0.6 + 0.0)
Core 3 0.6 (0.6 + 0.0) 0.6 (0.6 + 0.0) 0.6 (0.6 + 0.0)
Core 4 0.4 (0.4 + 0.0) 0.5 (0.4 + 0.1) 0.4 (0.4 + 0.0)
Core 5 0.6 (0.6 + 0.0) 0.6 (0.6 + 0.0) 0.6 (0.6 + 0.0)
Core 6 0.6 (0.6 + 0.0) 0.6 (0.6 + 0.0) 0.6 (0.6 + 0.0)
Core 7 0.6 (0.6 + 0.0) 0.6 (0.6 + 0.0) 0.6 (0.6 + 0.0)