Which of the following phrases is TRUE regarding monitoring disk I/O with iostat?()

A .  The iostat can only be run as the root user B .  There could be zero percent I/O wait and still be an I/O bottleneck C .  Any I/O wait time displayed in output of "iostat" is an indication of severe I/O bottlenecks  D .  Running "iostat" without any arguments/parameters is sufficient for resolving I/O bottleneck

时间:2022-11-04 22:57:31 所属题库:IBM(000-234)题库

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