Command Palette
Search for a command to run...
How Performance Management Is Killing Performance—and What to Do About
Performance management is broken
since Jun 16, 2026 · HTTP 404
CohortClass of 2016What it is
Performance management is broken. Here's how to fix it. [Books]
HTTP liveness
9 probes since Jun 16Jun 16Jul 10
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jul 10, 2026Went darkDead · 404
- Jul 4, 2026Probe inconclusiveTimeout
- Jun 16, 2026First probe — downDead · 404
Discussion 0 comments
No comments yet. Be the first!
Pulse Indexobserved activity
62/4 signal families
Liveness40%0.00
Press30%no data
GitHub20%no data
Tranco10%0.61
Weighted observed activity · updated Jul 15
Cohort survival · Class of 2016weekly
13,657 products launched in 2016 · 100% still active
13,633 active24 sunset
Still active
100%
Median lifespan
4.9y