trace

command
Version: v0.0.0-...-e410d2a Latest Latest
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Published: Feb 8, 2017 License: BSD-3-Clause Imports: 22 Imported by: 0

Documentation

Overview

Trace is a tool for viewing trace files.

Trace files can be generated with:

- runtime/trace.Start
- net/http/pprof package
- go test -trace

Example usage: Generate a trace file with 'go test':

go test -trace trace.out pkg

View the trace in a web browser:

go tool trace trace.out

Generate a pprof-like profile from the trace:

go tool trace -pprof=TYPE trace.out > TYPE.pprof

Supported profile types are:

- net: network blocking profile
- sync: synchronization blocking profile
- syscall: syscall blocking profile
- sched: scheduler latency profile

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