Profiling Node.js

[fundon]

• https://nodejs.org/en/docs/guides/simple-profiling/
• http://www.willvillanueva.com/the-node-js-profiling-guide-that-hasnt-existed-profiling-node-js-applications-part-1/
• https://nodesource.com/blog/profiling-node-js-applications/
• https://github.com/jam3/devtool
• https://github.com/GoogleChrome/devtools-docs/issues/53
• https://github.com/petkaantonov/bluebird/wiki/Optimization-killers
• https://github.com/thlorenz/v8-perf/blob/master/compiler.md
• https://hacks.mozilla.org/2016/09/introducing-debugger-html/

[fundon]

Heap Size

• Heap: Current heap size (MB)
• RSS: Resident set size (MB)
• V8 Full GC: Heap size sampled immediately after a full garbage collection (MB)

[fundon]

V8 optimizer

Note the signs ~ and * before function names:

• * means that the function was optimized by V8.
• ~ means that the function was not optimized.

[fundon]

http://stackoverflow.com/questions/1911015/how-do-i-debug-node-js-applications/16512303#16512303