Final test: Observability: metrics, alerts, logs

One correct answer

Maintenance is on web07, and the on-call engineer created the silence amtool silence add alertname=InstanceDown --duration=2h --comment='works on web07'. What is silenced?

• A InstanceDown on every host for two hours.
• B All web07 alerts for two hours.
• C InstanceDown on web07 — the host is named in the comment.