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Diffstat (limited to 'doc/api/tracing.md')
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diff --git a/doc/api/tracing.md b/doc/api/tracing.md new file mode 100644 index 0000000000..28e488201e --- /dev/null +++ b/doc/api/tracing.md @@ -0,0 +1,19 @@ +# Tracing + +Trace Event provides a mechanism to centralize tracing information generated by +V8, Node core, and userspace code. + +Tracing can be enabled by passing the `--trace-events-enabled` flag when starting a +Node.js application. + +The set of categories for which traces are recorded can be specified using the +`--trace-event-categories` flag followed by a list of comma separated category names. +By default the `node` and `v8` categories are enabled. + +```txt +node --trace-events-enabled --trace-event-categories v8,node server.js +``` + +Running Node.js with tracing enabled will produce log files that can be opened +in the [`chrome://tracing`](https://www.chromium.org/developers/how-tos/trace-event-profiling-tool) +tab of Chrome. |