Negative value for memory utilization on UC Davis agent in DX Netops Performance Management
There is a change seen in more recent agents related to Buffered and Cached memory.
This has been seen in agent version net-snmp-5.7.2-43.el7.x86_64 but other versions may have the same changes.
Release : 3.7
Component : IM Reporting / Admin / Configuration
This issue is due to an issue in the NetSNMP agent and has been reported to be fixed in net-snmp-5.7.2-48.el7_8.x86_64.