Tag

latency

2 cards

Cards

A p99 latency spike to 800ms caused by a stop-the-world garbage collection pause, beside generational and concurrent collectors that shrink the stop by spending CPU to avoid it

ConcurrencyDay 58Sep 29, 2026

The Pause Nobody Scheduled

system-design concurrency garbage-collection

The Only Numbers You Must Memorise — system design card, day 3, foundations

FoundationsDay 3Aug 3, 2026

The Only Numbers You Must Memorise

foundations latency system-design