ENTITYTRAP/2/MEMORYUSAGERISING: OID [oid] MEMORY utilization
exceeded the pre-alarm threshold.(Index=[INTEGER], HwEntityPhysicalIndex=[INTEGER],
PhysicalName="[OCTET]", EntityThresholdType=[INTEGER], EntityThresholdWarning=[INTEGER],
EntityThresholdCurrent=[INTEGER], EntityTrapFaultID=[INTEGER])
系统内存占用率超过告警阈值。