单项选择题

To examine the Exhibit， press the Exhibit button. Using the "ps -el" output as shown in the exhibit， which of the following conclusions is most appropriate to draw？（）

A. The snmpd process is running at a fixed priority of 60
B. If both the syncd process and the portmap process become available to be run at the same time， then the syncd process would get scheduled first
C. If both the userprog process and the qdaemon process become available to be run at the same time， then the qdaemon process would get scheduled first
D. If both the syslogd process and the llbd process become available to be run at the same time， then the llbd process would get scheduled first

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热门试题

单项选择题WhichofthefollowingcommandsshouldbeusedtoresettheVirtualMemoryManagertuningparameterstotheirdefaultvalues？（）

A. schedtune -t
B. vmtune -R
C. schedtune -r
D. schedtune -D

单项选择题Thenicevalueis60inthepslisting.Whichcommandisusedtochangethistoavalueof20？（）

A. renice -n -20 {PID}
B. renice -n 20 {PID}
C. renice -n -40 {PID}
D. renice -n 40 {PID}

单项选择题Thenfsstat-ccommandshowszerobadxid，butretransandtimeoutsaresizeable，whatisthemostprobablecauseoftheproblem？（）

A. Too many nfsd’s running
B. Client and server with different buffer sizes
C. Bridges， routers or gateways are receiving too many fragmentated packets
D. Too few nfsd’s running

单项选择题Asystemhasusersdoinginteractiveworkwhilebackgroundjobsarerunning.Interactiveusersarerequestingthatsystemresponsetimebeimprovedforforegroundprocesses.Whichtuningparametersshouldbechangedtoaccomplishthis？（）

A. schedtune -h
B. schedtune -r
C. vmtune -f
D. schedtune -w

单项选择题Whichofthefollowingtoolsisusedtoreportthelocationoflogicalpartitionsofafilesystemonaphysicalvolume？（）

A. lsfs
B. iostat
C. lslv -p
D. lsvg -p