SaveTheSystemFailure Lab
INTERACTIVE INCIDENT SIMULATOR
Your database is at 98% CPU.
What do you do?
A real-time system design pressure simulator. Face cascading traffic spikes, choose architectural fixes, and watch live topologies react.
5 INCIDENTSFREE TIER
URL Shortener (TinyURL)
"Your redirect service is about to melt under 50k RPS."
CONCEPTS
cachingconnection poolsreplication laghash collisionDR failover
5 INCIDENTSFREE TIER
Instagram-like Social Feed
"A celebrity just posted. 10M timeline inboxes are collapsing."
CONCEPTS
fan-out queuespartition shardingcircuit breakercache stampede
5 INCIDENTSFREE TIER
YouTube-like Video Platform
"Your CDN origin is getting hammered on a viral 4K drop."
CONCEPTS
chunk transcodingorigin shieldS3 key prefixingadaptive bitrate
No registration required. Progress persists locally. Sign in to sync across workstations.