Test and Troubleshoot

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

This topic is part of paid course - https://kaizen.itversity.com/shop/all-courses/cca-131-cloudera-certified-administrator-limited-support/