We made some really good progress on http://crates.io 's response times today. (Also @ag_dubs is great to work with)pic.twitter.com/McB3mTIr1D
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
it's just heroku metrics, nothing fancy, tho i have plans to get grafana going
It's surprising how far you can get w/ just that though. Their PG diagnostics page pointed me at most of our major problems even without anything that lets us see response time by endpoint
Useful information for Skylight 
Helps that our database is our only bottleneck
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.