单项选择题
Which of the following outputs will best indicate if a system is CPU bound?()
A. %idle < 10% B. %usr + %sys > 80% C. %sys + %wio > 80% D. %wio + %idle > 80%
单项选择题 Whichofthefollowingcommandsshouldbeusedtocheckwhetherasystemdumpisvalidandreadable?()
单项选择题 Ifasystemadministratorwantstoshowonlyadiskreportfordisk2,attwosecondintervals,whatisthecorrectcommandtorun?()
单项选择题 Whichiostat%iowaitminimumthresholdindicatesapossibleI/Obottleneck?()