Identify hot path during runtime

Abstract

In one embodiment, a network device includes an interface to receive packets, packet processing circuitry including a steering engine to process the packets according to match-and-action tables, the match-and-action tables defining nodes in a graph so that during the processing of the packets by the steering engine the packets traverse paths in the graph, and a plurality of per-node packet counters to count ones of the packets traversing respective ones of the nodes of the graph.

CPC Classifications