Hadoop - Cluster Administration
Why is it important to rotate Hadoop log files regularly in a production environment?
Why is it important to rotate Hadoop log files regularly in a production environment?
hard📝 Conceptual Q10 of 15
Step-by-Step Solution
Solution:
Step 1: Understand log rotation purpose
Log rotation archives old logs and starts fresh files to manage disk usage.Step 2: Identify benefit in Hadoop
Without rotation, logs grow large and fill disk space, causing failures.Final Answer:
To prevent logs from consuming excessive disk space -> Option CQuick Check:
Log rotation = disk space management [OK]
Quick Trick: Rotate logs to avoid disk full errors [OK]
Common Mistakes:
- Thinking rotation speeds up jobs
- Confusing rotation with network traffic
- Believing rotation increases log count
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