We’re rolling Dyno Sniper out to all customers running on Heroku, after running successfully in early access on our own production apps (and a few customers) for some time.

It complements autoscaling by automatically detecting and restarting poorly performing dynos — the kind that get stuck on noisy hardware and drag down your queue time (or response time), even when the rest of your fleet is fine.

Find it under your web process’s advanced settings:

Restarts show up directly above the scale chart. Hover any marker to see which dyno was sniped:

Learn more.