你可能感興趣的試題

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.

單項(xiàng)選擇題

Which of the following metrics provided by the iostat report is used to initially determine if a system is I/O bound？（）

A. % idle
B. % sys
C. % user
D. % iowait

Which of the following commands is most useful in initially collecting data to determine a network performance problem？（）

你可能感興趣的試題

Which of the following metrics provided by the iostat report is used to initially determine if a system is I/O bound？（）

Which of the following metrics provided by the iostat report is used to initially determine if a system is I/O bound？（）