leaf typical · 1 in 200 slow GC pause · 1 in 500 at 400 ms wide spread · no tail tight · no tail fan-out 100 fix none · wait for all hedge after leaf p95 hedge after leaf p99 answer without slowest 1% answer without slowest 5% speed ⏸ pause step ▸ +2000 ⏩ reset ↺