exchmtaThreadsInUse
exchmta Threads In Use
1.3.6.1.4.1.311.1.1.3.1.1.20.7
Threads in Use is the number of threads in use by the MTA (does not include RPC threads). This number can be used to determine whether additional processors could be of benefit.
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IPHost Network monitor uses SNMP for monitoring health and availability of devices and applications in your network. You can send a SNMP Set to any remote device to monitor a specific SNMP object (CPU, Memory, Disk, Server Temperature, RAID failures, IO statistics, connection counts, error and much more).