This edition
Every plumber knows the rule: a leak doesn't announce itself. It waits. Go services learn the same lesson the expensive way.
The bug is always the same: a goroutine started, and never stopped. In one of our systems, 287,000 had accumulated before anyone noticed. Every fix was one line; every diagnosis took days; almost all surfaced in production, not in tests.
LEVEL: Introductory and Overview
