In an iostat report, which of the following options best describes the value of % tm_act?()
第1题:
在Solaris系统中,系统管理命令iostat的用途是()
第2题:
Which of the following commands should be used to observe the number of system calls per second? ()
第3题:
Which of the following metrics provided by the iostat report is used to initially determine if a disk is I/O bound?()
第4题:
Which iostat %iowait minimum threshold indicates a possible I/O bottleneck?()
第5题:
Which of the following phrases is TRUE regarding monitoring disk I/O with iostat?()
第6题:
Which command series should be used to determine whether file paging or paging space paging is a problem when running a program from an idle system?()
第7题:
下面的AIX系统性能检查命令,正确的是()。
第8题:
% idle
% sys
% user
% iowait
第9题:
第10题:
iostat disk1 1
iostat -d disk1 2
iostat disk2 1
iostat -d disk2 2
第11题:
sar
iostat
svmon
vmstat
第12题:
foo ; lsps -s
tprof -kx ; foo
iostat ; foo ; iostat
vmstat -s ; foo ; vmstat s
第13题:
iostat可以查看服务器内存大小。
第14题:
In an iostat report, which of the following options best describes the value of % idle?()
第15题:
An administrator attempted to run a sar -u report and received the following error: sar: 0551-201 Cannot open /var/adm/sa/sa12. Which of the following should be scheduled in adm’s crontab to enable sar reporting()
第16题:
If a system administrator wants to show only a disk report for disk2, at two second intervals, what is the correct command to run?()
第17题:
A disk contains several logical volumes. Which of the following commands indicates how much data is read from or written to a particular logical volume on the same disk?()
第18题:
Users are complaining of slow performance. The iostat command indicates hdiskxxx is extremely busy. There is no activity on any other hdisks in the same volume group. Which of the following is the best action to take?()
第19题:
sar
iostat
svmon
filemon
第20题:
The iostat can only be run as the root user
There could be zero percent I/O wait and still be an I/O bottleneck
Any I/O wait time displayed in output of iostat is an indication of severe I/O bottlenecks
Running iostat without any arguments/parameters is sufficient for resolving I/O bottlenecks
第21题:
CPU
Memory
Paging space
Disk capacityX
第22题:
20%
40%
60%
80%
第23题:
Free memory
CPU statistics
Disk statistics
Terminal statistics