A typical example of a process # 19082 in the /proc file would be：
# ls -l /proc/19082
total 0
dr-xr-xr-x 1 root system 0 Sep 15 15：12 .
dr-xr-xr-x 1 root system 0 Sept 15 15：12 ..
-rw------- 1 root system 0 Sept 15 15：12 as
-r-------- 1 root system 128 Sept 15 15：12 cred
--w------- 1 root system 0 Sept 15 15：12 ctl
dr-xr-xr-x 1 root system 0 Sept 15 15：12 lwp
-r-------- 1 root system 0 Sept 15 15：12 map
dr-x------ 1 root system 0 Sept 15 15：12 object
-r--r--r-- 1 root system 448 Sept 15 15：12 psinfo
-r-------- 1 root system 1024 Sept 15 15：12 sigact
-r-------- 1 root system 1520 Sept 15 15：12 status
-r--r--r-- 1 root system 0 Sept 15 15：12 sysent
Writing to which of the following files will allow the owner to stop a process？（）
A. status
B. sysent
C. ctl
D. as
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A. The amount of time taken to service an I/O interrupt
B. The percentage of time CPU（s） are waiting for page ins
C. The percentage of time the CPU9（s） are waiting on network
D. The percentage of time the CPU（s） are waiting for outstanding disk I/O requests
A. iptrace
B. vmstat
C. hostname
D. ifconfig
A. A representation of the equation （tps/kbps）*100
B. The percentage of time the disks are idle with no activity
C. The percentage of time the disks are idle with no outstanding CPU requests
D. The percentage of time the CPU is idle with no outstanding disk I/O requests
A. netpmon
B. netstat
C. nfsstat
D. vmstat
A. no
B. chdev
C. vmtune
D. schedtune
最新試題
Which of the following commands should be used to monitor the number of threads on the scheduler’s run queue for any given interval？（）
Which of the following options would best help to reduce packet fragmentation for a TCP application transferring large amounts of data between servers across a path of multiple networks？（）
A TCP/IP application is transferring files from a personal machine to a remote machine. The application writes 32 kilobytes of data at a time to the socket， but has not issued a system call to set the window size. Which of the following procedures should be performed on the personal machine to increase the throughput of the application？（）
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？（）
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？（）
Which of the following tools should be used to display the location of unused physical partitions on a disk drive？（）
The system administrator notices that IP packets are not getting forwarded. The system administrator wants to use an AIX machine as an internetwork router over TCP/IP networks. Which of the following commands will allow this change on the fly？（）
Which of the following procedures WILL NOT increase contiguous free space on a the filesystem /data1， located on /dev/lv01， that is heavily fragmented？（）
Page replacements algorithm steals file pages only when percent of RAM occupied by filepages（）