Re:Heartbeats in Distributed Systems
by ignoramous on Thursday November 13, 2025 @05:00PM
(#45921198)
> You can have that inside a datacenter too, maybe each node can only reach 75% of the other nodes, but A can reach B and B can reach C does not indicate A can reach C. Lots of fun times there
At BigCloud in the early days, things went berserk with a gossip system when A could reach B but B couldn't reach A.
At BigCloud in the early days, things went berserk with a gossip system when A could reach B but B couldn't reach A.
Cloudflare hit something similar though they misclassified the failure mode: https://blog.cloudflare.com/a-byzantine-failure-in-the-real-...