Triage a Suddenly Slow Production Service
Company: ByteDance
Role: Site Reliability Engineer
Category: Software Engineering Fundamentals
Difficulty: easy
Interview Round: Technical Screen
Overview: Triage a production service whose latency suddenly increased by scoping impact and comparing healthy and unhealthy dimensions. The solution connects traces, queues, dependencies, resources, recent changes, reversible mitigation, evidence preservation, recovery checks, and incident follow-up.