Crucial Exams

CompTIA Linux+ XK0-005 Practice Question

A system administrator notices that a Linux server is performing poorly and, upon investigation, discovers that the I/O wait time is consistently high, even under normal workload. The server hosts a database service that is critical for the company's operations. Which of the following actions should the administrator take FIRST to address the high I/O wait issue?

  • Add additional RAM to the server to improve overall performance

  • Upgrade to faster storage hardware, such as NVMe drives

  • Analyze disk I/O activity using utilities like iotop or iostat

  • Check for network issues that may be affecting storage access

CompTIA Linux+ XK0-005
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