On Fri, Feb 13, 2015 at 5:15 PM, Gabriel Wicke <gwicke(a)wikimedia.org> wrote:
Another great tool that we have been using heavily for JS profiling is
. It allows you to use the
excellent KCachegrind profile viewer, which has call graphs, relative call
frequency, grouping by file & other useful features. It works with profiles
generated by V8, including Chrome.
It also powers https://github.com/gwicke/nodegrind
tool, which makes it
really easy to profile node projects by just calling 'nodegrind script.js'
instead of 'node script.js'.
On Fri, Feb 13, 2015 at 4:56 PM, Ori Livneh <ori(a)wikimedia.org> wrote:
The timeline and flame graph features of Chrome's DevTools have been very
useful for us as we work to understand and improve the performance of
VisualEditor. Someone asked me today about how we use these tools, so I
recorded a short (3-minute) screencast. It unfortunately cut off near the
end, but only the last sentence or so got clipped.
T88590 is a good example of a bug we caught using this feature:
Hope it's useful,
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