单项选择题

Which of the following is true about rmss？（）

A. rmss is a part of performance toolbox and stands for Reduced Memory System Simulator
B. rmss is a part of perfpmr and stands for Real Memory System Simulator
C. rmss is part of the standard bos.perf filesets and stands for Redundant Memory System Simulator
D. rmss is part of WLM and stands for Real Memory System Simulator

<上一题目录下一题>

热门试题

单项选择题Asystemadministratorincreasesthembufpoolallocation，thenrunsvmstat.Itisnoticedthatthepagingratehasnotdecreased.Whatisthemosteffectiveoptiontomaintainthembufpoolanddecreasepaging？（）

A. Increase the number of CPUs.
B. Increase the physical memory.
C. Set the PSALLOC environment variable to ’late’.
D. Set the PSALLOC environment variable to ’early’.

单项选择题ATCP IPapplicationistransferringfilesfromapersonalmachinetoaremotemachine.Theapplicationwrites32kilobytesofdataatatimetothesocket，buthasnotissuedasystemcalltosetthewindowsize.Whichofthefollowingproceduresshouldbeperformedonthepersonalmachinetoincreasethethroughputoftheapplication？（）

A. Increase the size of thewall
B. Increase the size of sb_max
C. Increase the size of tcp_recvspace
D. Increase the size of tcp_sendspace

单项选择题AnAIXsystemadministratorneedstoadjustthemaximumamountofmemorythatcanbepinned.Whichofthefollowingcommandsisusedtomakethechange？（）

A. vmtune -M
B. svmon -m
C. vmstat -s
D. schedtune -m

单项选择题WhichofthefollowingRAIDlevelsprovidethebestperformanceforasystemwheretherearemostlywritesoccurring？（）

A. RAID 0
B. RAID 1
C. RAID 3
D. RAID 5

单项选择题IfpercentageofRAMoccupiedbyfilepagesfallsbelowminperm，pagereplacementalgorithmstealspagesfrom（）

A. file pages only.
B. computational pages only.
C. either file or computational pages.
D. working segment only.