Ten teams share one cluster and one team's cron job ate every node. What enforces fairness mechanically?

Quotas are admission-time contracts counted in requests, not measured usage. That single sentence explains most quota outages, most quota confusion, and the reason LimitRange must sit beside every quota.

Grounded in researched DevOps, SRE and platform engineering interview loops, written to a senior-engineer editorial bar, and never padded to hit a word count.