You want to silence alerts for a maintenance window using Alertmanager. Which configuration snippet correctly silences alerts with label 'job=database' for 2 hours?

hard📝 Workflow Q8 of 15

Kubernetes - Monitoring and Logging

Asilences: - matchers: - name: 'job' value: 'database' isRegex: false startsAt: '2024-01-01T10:00:00Z' endsAt: '2024-01-01T12:00:00Z'

Bsilences: - match: job: 'database' duration: 2h

Csilences: - matcher: - job: 'database' start: now end: 2h later

Dsilences: - matchers: - name: 'job' value: 'database' isRegex: true startsAt: '2024-01-01T10:00:00Z' endsAt: '2024-01-01T12:00:00Z'

Step-by-Step Solution

Solution:

Step 1: Understand Alertmanager silence format
Silences use 'matchers' with 'name', 'value', and 'isRegex' fields, plus 'startsAt' and 'endsAt' timestamps.
Step 2: Identify correct syntax for 2-hour silence
silences: - matchers: - name: 'job' value: 'database' isRegex: false startsAt: '2024-01-01T10:00:00Z' endsAt: '2024-01-01T12:00:00Z' correctly uses matchers and ISO8601 timestamps for start and end.
Final Answer:
Correct silence config with matchers and timestamps -> Option A
Quick Check:
Silence uses matchers + start/end times [OK]

Quick Trick: Silences need matchers and exact start/end times [OK]

Common Mistakes:

Using 'match' instead of 'matchers'
Using duration instead of timestamps
Setting isRegex true when not needed

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More Kubernetes Quizzes

You want to silence alerts for a maintenance window using Alertmanager. Which configuration snippet correctly silences alerts with label 'job=database' for 2 hours?

Step 1: Understand Alertmanager silence format

Step 2: Identify correct syntax for 2-hour silence

Final Answer:

Quick Check:

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