pprof ⭐

Project Site

Schema

File Format: Protocol Buffer

Timestamping: Aggregated

Profilers 🔎

20 Profilers directly output this format:

• Datadog Go Profiler
• Datadog Python Profiler
• Datadog Ruby Profiler
• fgprof [Docs]
• Go CPU Profiler [Docs]
• GoLand IDE [Docs]
• Google Cloud Profiler [Docs]
• gperftools CPU Profiler [Docs]
• Parca Agent
• Perfessor [Docs]
• Perfetto heap_profile
• php-memprof [Docs]
• pprof++ [Docs]
• pprof-nodejs
• pprof-rs [Docs]
• PProf.jl [Docs]
• profefe
• proffer [Docs]
• Pyroscope Go [Docs]
• rbspy [Docs]

Analysis UIs 📊

12 Analysis UIs can read this format:

• Datadog Continuous Profiler [Docs]
• DrCCTProf Viewer [Docs]
• flameshow [Docs]
• GoLand IDE [Docs]
• Google Cloud Profiler
• PolarSignals [Docs]
• Pprof Command-Line
• Pprof web
• pprof.me [Docs]
• pprofweb [Docs]
• profefe-collector [Docs]
• Speedscope [Docs]

Profiler & Analysis UI Graph

[View fullscreen]

Converters

Converts From

This format is directly convertable from 14 formats:

• Austin, via austin2pprof [Docs]
• Event Tracing for Windows, via EtwToPprof [Docs]
• Folded Stacks, via pprofutils folded [Docs]
• Go Trace, via go tool trace -pprof [Docs]
• Instruments.app, via instrumentsToPprof [Docs]
• legacy pprof, via legacy_profile.go [Docs]
• legacy pprof java, via legacy_java_profile.go [Docs]
• Linux perf script, via perf-load [Docs]
• Linux perf.data, via perf_to_profile.cc [Docs]
• Perfetto Trace, via traceconv profile [Docs]
• pprof JSON, via pprofutils json [Docs]
• Quipper, via perf_data_converter [Docs]
• Rprof.out, via proffer to_pprof [Docs]
• Simpleperf perf.data, via pprof_proto_generator.py [Docs]

Transitive Formats

Transitive formats you can convert from:

• Data Formats Only
• Profilers + Data Formats (large graph)

Converts To

This format is directly convertable to 6 formats:

• callgrind, via pprof -callgrind
• Folded Stacks, via pprofutils folded [Docs]
• Folded Stacks, via stackcollapse-go.pl [Docs]
• Graphviz, via pprof -dot [Docs]
• pprof JSON, via pprofutils json [Docs]
• Rprof.out, via proffer to_rprof [Docs]

Transitive Formats

Transitive formats you can convert to:

• Data Formats Only
• Data Formats + Analysis UIs (large graph)