The capture ratio and overhead of any data source validates the usefuleness of the datasource. If all of the resources used can be accounted for, then accurate capacity plans and performance analysis can be accomplished. The capture ratio of NETSNMP and the HOST MIBS on many platforms is 100%.
The next issue for any performance collector is the overhead. This chart shows based on the HOST MIBs that NETSNMP is not a significant overhead.
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