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... my $regexpaaa=qq/-i -e \'\^AAA=\'/; my @command2 = ("ssh us\@ip -o BatchMode=yes grep $regexpaaa $dir/$fil +e"); ...
... my $regexpaaa=qq/-i -e \'\^AAA=\'/ -e \'\^XXXXX\ AAA=\'/; my @command2 = ("ssh us@pp -o BatchMode=yes grep $regexpaaa $dir/$file +"); ...