CraneDev

Platform2024

Relay

One slow consumer no longer stalls the other 40.

Placeholder cover photograph for the Relay project
Stack
TypeScript · NATS · Postgres
Duration
11 weeks
Year
2024
Sector
Platform

The problem

A shared retry pool meant a single failing sink backed up every subscriber.

What we built

Per-consumer retry budgets with dead-letter isolation and replay.

What it measured

One slow consumer no longer stalls the other 40.

Talk to the people who would do the work.

Bring the system you already have. We will tell you where we would start, what we would leave alone, and how long the first release takes.

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