A. ping and arp
B. lsattr and ifconfig
C. netstat and iostat
D. iptrace and tcpdump
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A. It is a pseudo filesystem that maps processes and kernel data structures to corresponding files.
B. It is a JFS mounted filesystem that provides an exact representation of what is happening to a proces at a single and discrete point of time.
C. It is a JFS mounted filesystem that maps processes and read-only files related to these processes.
D. It is a pseudo filesystem that contains data that represents the state of the parent processes （but not their threads） in a system.
A. foo ； lsps -s
B. tprof -kx ； foo
C. iostat ； foo ； iostat
D. vmstat -s ； foo ； vmstat s
A. netstat -v ent0
B. chdev -l ent0 -a reset=true
C. entstat -r ent0
D. Ethernet interface values cannot be reset
A. trace
B. netstat
C. ifconfig
D. nslookup
A. The number pages over the limit
B. The pages to paging space per second
C. The number of page operations per second
D. The number of processes waiting for page out
最新試題
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？（）
Which of the following commands should be used to tune parameters of devices that are displayed with lsattr？（）
Which of the following metrics provided by the iostat report is used to initially determine if a disk is I/O bound？（）
Which of the following logical volume placement policies is likely to give the best performance in most cases， all other factors being equal？（）
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？（）
To examine the Exhibit， press the Exhibit button. Using the "ps -mo THREAD" output as shown in the exhibit， which of the following conclusions is most appropriate to draw？（）
An AIX system administrator needs to adjust the maximum amount of memory that can be pinned. Which of the following commands is used to make the change？（）
When setting up schedules and enforcing scheduling of different types of workloads， which of the following are critical performance issues？（）
If percentage of RAM occupied by file pages falls below minperm， page replacement algorithm steals pages from （）
In an iostat report， which of the following options best describes the value of % tm_act？（）