A. ping
B. trace
C. ifconfig
D. lsattr
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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.
A. % idle
B. % sys
C. % user
D. % iowait
A. defragfs
B. istat
C. filemon
D. fileplace
A. svmon and tprof
B. vmtune and schedtune
C. ps and schedtune
D. vmstat and topas
A. ifconfig ent0
B. entstat -d ent0
C. netstat -i
D. lscfg -vl ent0
最新試題
When monitoring a system using vmstat with an interval， which of the following conclusions should be drawn about the metrics under page pi and page po？（）
Which of the following performance tools will work with optimized code and also provides source statement profiling？（）
Which tool is based on the AIX trace facility？（）
Which of the following commands should be used to monitor the average number of threads in the scheduler’s run queue for any given interval？（）
In AIX 5L and later， the operating system supports the /proc filesystem. What would be the best description of the /proc filesystem？（）
Which of the following phrases is TRUE regarding monitoring disk I/O with iostat？（）
The nice value is 80 in the ps listing. Which command is used to change this to a value of 100？（）
In an iostat report， which of the following options best describes the value of % tm_act？（）
Which of the following commands should be used to monitor the number of threads on the scheduler’s run queue for any given interval？（）
When setting up schedules and enforcing scheduling of different types of workloads， which of the following are critical performance issues？（）