· 3 days ago· Dev.to
When the JVM faltered at 3 AM, Rust runtime stepped up
The Problem We Were Actually Solving At Veltrix we ran a real-time treasure hunt engine that answered millions of location lookups per minute. In October 2025 we hit 8.7 million concurrent sessions—graceful, until the JVM GC pause stretched to 1.2 seconds. That spike didnt just break SLA; it dropped
#cloud-computing#rust#jvm#real-time-data#software-development