Benchmark the cluster operational metrics, test system configuration for operation and efficiency. Demonstrate ability to find the root cause of a problem, optimize inefficient execution, and resolve resource contention scenarios.
- Execute file system commands via HTTPFS
- Efficiently copy data within a cluster/between clusters
- Create/Restore a snapshot of an HDFS directory
- Get/Set ACLs for a file or directory structure
- Benchmark the cluster (I/O, CPU, network)
- Resolve errors/warnings in Cloudera Manager
- Resolve performance problems/errors in cluster operation
- Determine reason for application failure
- Configure the Fair Scheduler to resolve application delays