In a scenario of sudden performance degradation in a Hadoop cluster, what should be the primary focus of investigation?
- Disk I/O
- Memory Usage
- Network Latency
- Task Execution Logs
In a sudden performance degradation scenario, the primary focus should be on memory usage. High memory consumption can lead to performance issues as it affects task execution and overall cluster efficiency. Analyzing memory usage can help identify resource bottlenecks and optimize performance.
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