Perform and Analyze System Health Check with Ansible METRO-NODE-OPERATE Practice Questions (Page 5)

Questions 21–25

1. 21foundation · easy

   Which of the following is a key metric typically found in the System Health Check output?

   • AThe total number of users logged into the management interface.
   • BThe number of I/O operations per second (IOPS) on each volume.
   • CThe status of the inter-director communication links.
   • DThe current temperature of the data center.
   Reveal Solution Discussion Select an answer first
2. 22foundation · easy

   In the System Health Check output, what does a status of "OK" typically indicate?

   • AThe component failed the health check and needs immediate action.
   • BThe component is functioning within expected parameters.
   • CThe component has a warning that requires attention.
   • DThe component is not applicable to this system configuration.
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4. 23application · medium

   A health check report shows 'Cache Memory: 95% utilized' and 'Write Pending: 15%'. The system is experiencing slower write performance. What is the most appropriate action?

   • AReboot the directors to clear the cache.
   • BIncrease the cache size on the Metro Node directors.
   • CInvestigate the backend storage performance and connectivity, as high write pending indicates the cache cannot flush quickly enough.
   • DReduce the frontend workload to lower cache utilization.
   Reveal Solution Discussion Select an answer first
5. 24application · medium

   During a routine System Health Check, the Ansible playbook reports 'Witness Connectivity: FAIL' for a Metro Node cluster. The witness is a separate VM that is reachable via ping from the management network. What is the most likely cause of this failure?

   • AThe witness service is not running or is not responding to the Metro Node's specific health check port.
   • BThe Metro Node directors are not configured with the witness IP address.
   • CThe witness is located in a different subnet than the directors.
   • DThe witness VM is powered off.
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6. 25expert · medium

   A health check report shows 'Director 1: OK', 'Director 2: OK', 'Backend Array 1: OK', 'Backend Array 2: WARNING' with a note 'High latency'. The administrator also sees 'Write Pending: 20%' and 'Cache Memory: 90%'. The system is experiencing write performance degradation. The administrator has already checked backend array 2 and found no issues. What should the administrator do next?

   • AFail over all volumes from backend array 2 to backend array 1.
   • BReboot the Metro Node directors to clear the cache.
   • CIncrease the cache size on the Metro Node directors.
   • DCheck the network connectivity between the Metro Node directors and backend array 2.
   Reveal Solution Discussion Select an answer first