单项选择题

Which system resources does WLM have the capability to control?（）

A. CPU, Memory and Network I/O
B. CPU, Memory and Disk I/O
C. CPU and Memory
D. CPU and Disk I/O

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单项选择题

Which sar option generates real-time disk I/O statistics?（）

A. sar -q
B. sar -P
C. sar -d
D. sar -D

单项选择题

To examine the Exhibit, press the Exhibit button. A user is compiling a C program. A performance problem occurs and "vmstat 120 10" is run to determine the cause. The vmstat output is provided in the exhibit. Which of the following commands should be run to obtain more information about the problem?（）

A. lsps
B. tprof
C. iostat
D. vmtune

单项选择题

Which of the following kdb commands is used to obtain a stack trace from a dump? （）

A. trb
B. his
C. f
D. trace