After years of efforts we have not succeeded in meeting (let alone exceeding) the utility of decades-old user-space tracing tools such as strace - except for a few new good tools such as PowerTop and LatencyTop. 'trace' is our shot at improving the situation: it aims at providing a simple to use and straightforward tracing tool based on the perf infrastructure and on the well-known perf profiling workflow: trace record firefox # trace firefox and all child tasks, put it into trace.data trace summary # show quick overview of the trace, based on trace.data trace report # detailed traces, based on trace.data Reproducible: Always Steps to Reproduce:
@base-system: interested?
