单项选择题
A. defragfs
B. istat
C. filemon
D. fileplace
单项选择题 Whichofthefollowingperformancetoolscanbeusedtodetermineifasystemisthrashing?()
单项选择题 Whichofthefollowingcommandsisusedtodisplaydetailedethernetstatisticsforent0?()
单项选择题 Whenmonitoringasystemusing/usr/bin/vmstatwithaninterval,themetricsunderpagepiandpageporepresentwhichofthefollowingphrases?()