Working with Storm Topologies
Also available as:
PDF

Monitoring and Debugging an Apache Storm Topology

Debugging Storm applications can be challenging due to the number of moving parts across a large number of nodes in a cluster. Tracing failures to a particular component or a node in the system requires collection and analysis of log files and analysis of debug/trace processes running in the cluster. The following subsections describe features designed to facilitate the process of debugging a storm topology.