ping host | perl -nle 'print scalar(localtime), " ", $_'
ping host | perl -nle 'BEGIN {$|++} print scalar(localtime), " ", $_' > outputfile
ping host | perl -nle 'use Time::Piece; BEGIN {$|++} print localtime->datetime, " ", $_' > outputfile
如果要加快ping测试,例如每秒10次,可以以root用户身份执行-i 0.1
,表示间隔0.1
秒执行一次ping