摘要：
今天遇到一个perl启动后台进程的问题，就是是在启动命令后面加"&"的进程还是顺序，特做此小实验a.pl调度#!/usr/bin/perl -wuse Data::Dumper;my $cmd1="perl b.pl &";my $cmd2="perl b.pl &";my @result=`$cmd1`;my @result1=`$cmd2`;#system($cmd1);#system($cmd2);print Dumper(@result),"\n";print Dumper(@res 阅读全文
