Interactive architecture lab

Trigger the cache stampede

A deterministic teaching model. Change traffic, query time and replicas, then inspect the flow.

Step 1 of 4
300
Overlapping misses
300
DB refresh loads
0
Waiting followers
0
Stale responses
🛒
SHOPPERSburst
⚙
SPRING BOOTcache miss
▤
POSTGRESQL300 loads

Naive cache-aside

Every overlapping miss can run the same SQL query.

    Figures are conceptual estimates.

    Compare illustrative DB loads per hot-key expiry