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Question 366 - XK0-005 discussion

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Users are reporting that a Linux server is responding slowly. A systems administrator troubleshooting the server issue sees the following iostat output, with %iowait at 50.38. Which of the following is most likely the issue?

A.

The CPU is mostly waiting for I/O operations.

Answers
A.

The CPU is mostly waiting for I/O operations.

B.

/ filesystem does not have enough storage allocated.

Answers
B.

/ filesystem does not have enough storage allocated.

C.

/var filesystem is almost full.

Answers
C.

/var filesystem is almost full.

D.

The CPU capacity is inadequate.

Answers
D.

The CPU capacity is inadequate.

Suggested answer: A

Explanation:

The %iowait value represents the percentage of time the CPU is waiting for I/O operations to complete. A high %iowait value suggests the system is bottlenecked by disk I/O, which could lead to slow response times. Addressing disk I/O bottlenecks would improve performance.


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asked 18/10/2024
Cihad Yorulmaz
31 questions
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