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IBM认证考试

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To examine the Exhibit, press the Exhibit button. While a user is compiling a C program, "vmstat 120 10" is run to determine the cause of a performance problem.  Given the vmstat output as shown in the exhibit, which of the following conclusions should be drawn about the I/O bottleneck?()

  • A、 There is a file I/O bottleneck.
  • B、 There are too many open files.
  • C、 There appears to be a buffer shortage.
  • D、 There is a paging space I/O bottleneck.
正确答案:A
答案解析:
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