Record PerformanceEntry objects from Node.js and the Web in the Trace Event Format, so that it can be visualized on https://ui.perfetto.dev.
Record PerformanceEntry objects from Node.js and the Web in the Trace Event Format, so that it can be visualized on https://ui.perfetto.dev.
example.jsA new TraceEvents object is created in:
https://github.com/RaisinTen/perftrace/blob/18b4235b2b21d61a5aa167bf5e9c26cd5c6d90dc/example.js#L6
Before the process exits, the TraceEvents object is destroyed and the trace events are stringified and printed to events.json in:
The code that needs to be profiled can be done using the peformance.measure() and peformance.mark() APIs from Node.js and the Web:
peformance.mark("before");
// code that needs to be profiled
performance.measure("after", "before");
like it's being done in:
After running node example.js, the generated events.json file can be opened on https://ui.perfetto.dev for visualization:
FAQs
Record PerformanceEntry objects from Node.js and the Web in the Trace Event Format, so that it can be visualized on https://ui.perfetto.dev.
The npm package perftrace receives a total of 2,671 weekly downloads. As such, perftrace popularity was classified as popular.
We found that perftrace demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 0 open source maintainers collaborating on the project.
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