Hadoop - Security
You enabled audit logging but see no audit entries in the logs. Which is the most likely cause?
You enabled audit logging but see no audit entries in the logs. Which is the most likely cause?
medium📝 Troubleshoot Q6 of 15
Step-by-Step Solution
Solution:
Step 1: Confirm audit logging enabled
If audit logging is enabled in config, logs should appear after restart.Step 2: Check service restart necessity
NameNode must be restarted to apply new audit logging settings.Final Answer:
NameNode service was not restarted after config change -> Option BQuick Check:
Restart required for audit logs to appear [OK]
Quick Trick: Always restart NameNode after changing audit configs [OK]
Common Mistakes:
- Ignoring restart after config change
- Blaming DataNode or YARN incorrectly
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