Kafka - Monitoring and Operations
Why does monitoring Kafka broker disk usage help prevent outages even if CPU and network look normal?
Why does monitoring Kafka broker disk usage help prevent outages even if CPU and network look normal?
hard🧠 Conceptual Q10 of Q15
Step-by-Step Solution
Solution:
Step 1: Understand disk usage impact on Kafka brokers
High disk usage can cause brokers to crash or reject writes, causing outages.Step 2: Recognize why CPU/network metrics alone are insufficient
CPU and network may be normal while disk fills up, hiding critical issues.Final Answer:
Disk usage issues can cause broker crashes and data loss unnoticed by CPU/network metrics -> Option BQuick Check:
Disk usage monitoring = Catch hidden broker failures [OK]
Quick Trick: Monitor disk usage to catch hidden broker failures [OK]
Common Mistakes:
MISTAKES- Ignoring disk usage as irrelevant
- Assuming CPU/network cover all failures
- Believing high disk usage improves throughput
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