A. The values do not include working storage.
B. The values do not include persistent storage.
C. The values include both persistent and working storage.
D. The values are not working or persistent storage.
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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 is most appropriate to draw about the machine？（）
A. The machine has too many users.
B. The machine has an I/O bottleneck.
C. The machine has a CPU bottleneck.
D. The machine has a memory bottleneck.
A. The total CPU usage for this drive
B. The bandwidth utilization of the indicated drive
C. It can best be represented by the equation （%iowait - %ioidle）
D. It can best be represented by the equation （kilobytes read/kilobytes written） *100
A. tprof
B. iostat
C. vmstat
D. filemon
A. tprof
B. iostat
C. svmon
D. filemon
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. Using the vmstat output as shown in the exhibit， which of the following conclusions is most appropriate to draw about the I/O bottleneck？（）
A. The bottleneck is network I/O.
B. The bottleneck is local disk I/O.
C. The bottleneck is paging space I/O.
D. The bottleneck is to a remote filesystem.
最新試題
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 is most appropriate to draw about the machine？（）
The nice value is 80 in the ps listing. Which command is used to change this to a value of 100？（）
Which of the following performance tools will work with optimized code and also provides source statement profiling？（）
In order to determine how efficiently an application is reading and writing data， which of the following utilities will report read and write sizes on disk I/O requests？（）
When setting up schedules and enforcing scheduling of different types of workloads， which of the following are critical performance issues？（）
A system administrator would like to set a system to reboot after a crash. What is the best way to do this？（）
Which of the following phrases is TRUE regarding monitoring disk I/O with iostat？（）
Which of the following tools should be used to display the location of unused physical partitions on a disk drive？（）
After issuing the nfsstat -rs command， the null received column starts to grow. This indicates which of the following conditions？（）
Which of the following commands will only provide a snapshot of average memory usage for a process？（）