Ajay Kumar·Just nowYour Rust Code Compiles, But It Allocates Too Much MemoryWhy memory-safe Rust applications can still suffer from excessive heap allocations — and how experienced engineers identify, measure, and…
Vortex 404·2d agoCloudflare Reclaimed 100TB of RAM — Not With New Hardware, With MathA struct that didn’t need to be 8 bytes and a hash-point count nobody had actually calculated added up to 100 terabytes, globally
Priyaraman·3d agoStop Scaling Your Database: Your Order Schema Might Be the Real Performance BottleneckHow smarter schema design can improve Payment & Order API performance before you add more infrastructure
Priyaraman·Oct 26When Webhooks Arrive in Bursts: A Performance Testing StoryA signup flow can look perfectly healthy when tested with one user at a time. The API responds, the user gets created, and everything…
Vaibhav_Khokha·Oct 20I Gave My C++ Code 20 Threads. It Didn’t Get 20x Faster.Why Throwing More hardware at a problem isn’t always a magic bullet, and what it teaches us about systems performance.
InSignal & StructurebyRohit Anand·Oct 19Governance Needs a Latency BudgetIf your controls make the agent slow, teams will route around them. Budget for governance the way you budget for performance.
vverma21·Oct 17The Mirage of a JVM Memory LeakI got paged for what looked like a memory leak in our distributed Java game engine. What I eventually uncovered was that it wasn’t a leak…A response icon1A response icon1
Clint Mathews·Oct 12What 431 RPS Actually ProvedBuilding ChaosBox, Part 9: Give one store process CPU headroom, repeat the result, and close Phase 1
Clint Mathews·Oct 12Reduce Database Round Trips Before Adding ConnectionsBuilding ChaosBox, Part 8: Shorten the critical path, size PostgreSQL, and repeat the pool experiment
Chandu Vemula·Oct 11The Million-Operation Test That Didn’t Finish: Building and Testing a C++20 Trading-System…What an independent reference model verified, what a 25× OMS speedup does and does not mean, and where order cancellation stopped scaling…
