Tag
failure-handling
- Oct 9, 2026 Abort Paths and the Blackout Window A migration can fail at any point, and what the guest experiences depends on which side still holds a complete state. The ordering of commit, acknowledgement, and source teardown defines what rollback is possible. virtualization
- Jul 9, 2025 Dead Letter Queues and Poison Message Quarantine Which failures deserve another attempt, how a broker counts attempts without understanding the error, and why the quarantine queue needs an owner and a bound. backend systems