网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Which of the following metrics provided by the iostat report is used to initially determine if a system is I/O bound？（）
A
% idle
B
% sys
C
% user
D
% iowait
参考答案
参考解析
解析：
暂无解析
更多 “单选题Which of the following metrics provided by the iostat report is used to initially determine if a system is I/O bound？（）A % idleB % sysC % userD % iowait” 相关考题
考题
Which of the following is NOT a type of business report?A: Short informal reportB: Short formal reportC: Extended formal reportD: Meeting report
考题
Which two metrics does the Executive report summarize? ()(Choose two.)
A. QoS statisticsB. WAN performanceC. acceleration statisticsD. compression statistics
考题
In an iostat report， which of the following options best describes the value of % tm_act？（）A、 The total CPU usage for this driveB、 The bandwidth utilization of the indicated driveC、 It can best be represented by the equation （%iowait - %ioidle）D、 It can best be represented by the equation （kilobytes read/kilobytes written） *100
考题
Which of the following are functions that are often provided by an ITSP but are not typically provided by the PSTN？（）A、 QoSB、 call setup and teardownC、 call routingD、 call supervisionE、 audio signal compression
考题
Which of the following commands should be used to observe the number of system calls per second? （）A、 sar B、 iostat C、 svmon D、 vmstat
考题
In an iostat report， which of the following options best describes the value of % idle？（）A、 A representation of the equation （tps/kbps）*100B、 The percentage of time the disks are idle with no activityC、 The percentage of time the disks are idle with no outstanding CPU requestsD、 The percentage of time the CPU is idle with no outstanding disk I/O requests
考题
Which of the following metrics provided by the iostat report is used to initially determine if a disk is I/O bound？（）A、 tinB、 toutC、 % idleD、 % tm_act
考题
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（）A、sarB、sa1C、vmoD、iostat
考题
Which of the following metrics provided by the iostat report is used to initially determine if a system is I/O bound？（）A、 % idleB、 % sysC、 % userD、 % iowait
考题
Which of the following phrases is TRUE regarding monitoring disk I/O with iostat？（）A、 The iostat can only be run as the root userB、 There could be zero percent I/O wait and still be an I/O bottleneckC、 Any I/O wait time displayed in output of "iostat" is an indication of severe I/O bottlenecks D、 Running "iostat" without any arguments/parameters is sufficient for resolving I/O bottlenecks
考题
Which of the following commands can be used to determine if a disk drive is causing a bottleneck?（）A、 vmstat B、 fileplace C、 iostat D、 lvmstat
考题
Which of the following commands should be used to determine which disk of a system is experiencing a disk I/O performance problem？（）A、 filemonB、 istatC、 vmstatD、 iostat
考题
Which of the following commands will fail？（） A、 report schemaB、 report need backupC、 report need backup days 3D、 report userE、 report obsolete
考题
单选题In an iostat report， which of the following options best describes the value of % iowait？（）A
The amount of time taken to service an I/O interruptB
The percentage of time CPU（s） are waiting for page insC
The percentage of time the CPU9（s） are waiting on networkD
The percentage of time the CPU（s） are waiting for outstanding disk I/O requests
考题
单选题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
考题
单选题Which of the following metrics provided by the iostat report is used to initially determine if a system is I/O bound？（）A
% idleB
% sysC
% userD
% iowait
考题
单选题Which of the following commands should be used to determine which disk of a system is experiencing a disk I/O performance problem？（）A
filemonB
istatC
vmstatD
iostat
考题
单选题Which of the following phrases is TRUE regarding monitoring disk I/O with iostat？（）A
The iostat can only be run as the root userB
There could be zero percent I/O wait and still be an I/O bottleneckC
Any I/O wait time displayed in output of iostat is an indication of severe I/O bottlenecks D
Running iostat without any arguments/parameters is sufficient for resolving I/O bottlenecks
考题
单选题Which of the following commands can be used to determine if a disk drive is causing a bottleneck?（）A
vmstat B
fileplace C
iostat D
lvmstat
考题
多选题Which two metrics does the Executive report summarize? （）(Choose two.)AQoS statisticsBWAN performanceCacceleration statisticsDcompression statistics
考题
单选题Which of the following metrics provided by the iostat report is used to initially determine if a disk is I/O bound？（）A
tinB
toutC
% idleD
% tm_act
考题
单选题A system administrator ran the iostat command because of system performance problems. The following iostat output is provided： Based on the output， which of the following is insufficient？（）A
CPUB
MemoryC
Paging spaceD
Disk capacityX
考题
单选题In an iostat report， which of the following options best describes the value of % idle？（）A
A representation of the equation （tps/kbps）*100B
The percentage of time the disks are idle with no activityC
The percentage of time the disks are idle with no outstanding CPU requestsD
The percentage of time the CPU is idle with no outstanding disk I/O requests
考题
多选题Which of the following are functions that are often provided by an ITSP but are not typically provided by the PSTN？（）AQoSBcall setup and teardownCcall routingDcall supervisionEaudio signal compression
考题
单选题Which of the following commands should be used to observe the number of system calls per second? （）A
sar B
iostat C
svmon D
vmstat
考题
单选题Which of the following metrics indentifies the number of connections that is between two devices?（）A
Hop countB
MTUC
LatencyD
Bandwidth
考题
单选题In an iostat report， which of the following options best describes the value of % tm_act？（）A
The total CPU usage for this driveB
The bandwidth utilization of the indicated driveC
It can best be represented by the equation （%iowait - %ioidle）D
It can best be represented by the equation （kilobytes read/kilobytes written） *100
考题
单选题Which of the following commands will fail？（）A
report schemaB
report need backupC
report need backup days 3D
report userE
report obsolete
热门标签
最新试卷
