hotspots
a rails performance tool.
collecting data
require 'memprof/tracer'
config.middleware.use Memprof::Tracer
The Memprof::Tracer
middleware will record JSON stats about each
incoming request to /tmp/memprof_tracer-PID.json
analyzing data
bundle install
./bin/hotspots /tmp/memprof_tracer-*.json hotspots-report/
open hotspots-report/index.html