单项选择题
Which iostat %iowait minimum threshold indicates a possible I/O bottleneck?()
A.20% B.40% C.60% D.80%
单项选择题 Whichcommandrecordsthepathtakenbynetworkpacketsbetweenasourceanddestinationsystem?()
单项选择题 Whichofthefollowingcommandsshouldbeusedtoobservethenumberofsystemcallspersecond?()
单项选择题 AllofthefollowingtypesofstatisticsarereportedbytheiostatcommandtoolEXCEPT:().