#PID perl -E "for(1..240){system qq(tasklist /fi \"PID eq 17360\" /nh);sleep 60}" # UPDATE: RESULTS perl.exe 17360 Services 0 9.136 K # 240x60 sec after.. perl.exe 17360 Services 0 16.768 K #it leaked 31.8K every minute #### perl -lanE "$res{$F[-2]}++;END{print map{qq($_ = $res{$_}\n)} sort {$a<=>$b} keys %res}" c:\SCRIPTS\leakedmemory.log = 283 # blanks lines emitted by 'tasklist' 9.136 = 1 9.268 = 4 9.396 = 4 9.572 = 1 9.720 = 4 9.848 = 4 9.976 = 4 10.104 = 4 10.360 = 8 10.488 = 4 10.616 = 5 10.744 = 4 10.872 = 4 11.128 = 8 11.384 = 8 11.644 = 9 11.900 = 8 12.156 = 9 12.412 = 8 12.668 = 8 12.924 = 9 13.184 = 8 13.440 = 8 13.696 = 8 13.700 = 1 13.952 = 8 14.208 = 8 14.464 = 9 14.720 = 8 14.724 = 1 14.976 = 8 15.236 = 8 15.492 = 8 15.496 = 1 15.748 = 8 16.004 = 6 16.008 = 1 16.256 = 1 16.260 = 6 16.512 = 9 16.768 = 5