oxipng — oxipng.exe -o 6 --libdeflater --alpha --strip all

file insize instate stats outsize outstate savings
chrome.png 150479 bytes /c6 /f0 /n35
Kernel  Time =     0.078 =   11%
User    Time =     3.531 =  510%
Process Time =     3.609 =  522%    Virtual  Memory =     64 MB
Global  Time =     0.691 =  100%    Physical Memory =     52 MB
72392 bytes /c6 /f1 /n6 78087 bytes
computer.png 213033 bytes /c6 /f0 /n53
Kernel  Time =     0.125 =   20%
User    Time =     2.671 =  446%
Process Time =     2.796 =  467%    Virtual  Memory =     65 MB
Global  Time =     0.598 =  100%    Physical Memory =     55 MB
119896 bytes /c6 /f5 /n8 93137 bytes
divx.png 115158 bytes /c6 /f0 /n18
Kernel  Time =     0.062 =   12%
User    Time =     2.515 =  488%
Process Time =     2.578 =  500%    Virtual  Memory =     64 MB
Global  Time =     0.515 =  100%    Physical Memory =     40 MB
71319 bytes /c6 /f5 /n11 43839 bytes
eclipse.png 307169 bytes /c6 /f0 /n30
Kernel  Time =     0.093 =   17%
User    Time =     2.531 =  466%
Process Time =     2.625 =  484%    Virtual  Memory =     65 MB
Global  Time =     0.542 =  100%    Physical Memory =     51 MB
151566 bytes /c6 /f1 /n8 155603 bytes
emesene.png 277450 bytes /c6 /f0 /n42
Kernel  Time =     0.078 =   11%
User    Time =     3.421 =  505%
Process Time =     3.500 =  517%    Virtual  Memory =     66 MB
Global  Time =     0.676 =  100%    Physical Memory =     56 MB
133019 bytes /c6 /f3 /n11 144431 bytes
firefox.png 433579 bytes /c6 /f0 /n31
Kernel  Time =     0.125 =   25%
User    Time =     2.437 =  489%
Process Time =     2.562 =  515%    Virtual  Memory =     67 MB
Global  Time =     0.497 =  100%    Physical Memory =     51 MB
263866 bytes /c6 /f5 /n7 169713 bytes
galeon.png 221847 bytes /c6 /f0 /n33
Kernel  Time =     0.078 =   12%
User    Time =     2.906 =  467%
Process Time =     2.984 =  479%    Virtual  Memory =     64 MB
Global  Time =     0.622 =  100%    Physical Memory =     58 MB
136328 bytes /c6 /f2 /n14 85519 bytes
internet.png 377660 bytes /c6 /f0 /n35
Kernel  Time =     0.234 =   35%
User    Time =     3.187 =  477%
Process Time =     3.421 =  512%    Virtual  Memory =     67 MB
Global  Time =     0.667 =  100%    Physical Memory =     58 MB
199051 bytes /c6 /f3 /n10 178609 bytes
pidgin.png 233325 bytes /c6 /f0 /n29
Kernel  Time =     0.093 =   15%
User    Time =     2.921 =  488%
Process Time =     3.015 =  504%    Virtual  Memory =     64 MB
Global  Time =     0.597 =  100%    Physical Memory =     42 MB
132110 bytes /c6 /f5 /n15 101215 bytes
trash.png 263168 bytes /c6 /f0 /n27
Kernel  Time =     0.062 =   10%
User    Time =     2.734 =  468%
Process Time =     2.796 =  479%    Virtual  Memory =     65 MB
Global  Time =     0.583 =  100%    Physical Memory =     38 MB
155989 bytes /c6 /f5 /n11 107179 bytes
total savings 1157332 bytes
total time 5,99 seconds