Whichofthefollowingcommandsdisplaysthenumberofsystemcallspersecondthatarebeingexecuted?()A.sarB.pstatC.iostatD.filemon
题目
Whichofthefollowingcommandsdisplaysthenumberofsystemcallspersecondthatarebeingexecuted?()
A.sar
B.pstat
C.iostat
D.filemon