OptiPNG — optipng.exe -o7

file insize instate stats outsize outstate savings
blue.png 2378 bytes /c2 /f5 /n1
Kernel  Time =     0.000 =    0%
User    Time =     1.531 =  100%
Process Time =     1.531 =  100%    Virtual  Memory =      4 MB
Global  Time =     1.524 =  100%    Physical Memory =      7 MB
2085 bytes /c3 /f5 /d8 /n1 293 bytes
gray.png 7582 bytes /c3 /f0 /d8 /n1
Kernel  Time =     0.062 =    5%
User    Time =     1.140 =   94%
Process Time =     1.203 =  100%    Virtual  Memory =      3 MB
Global  Time =     1.201 =  100%    Physical Memory =      6 MB
1234 bytes /c0 /f1 /d8 /n1 6348 bytes
green.png 7582 bytes /c3 /f0 /d8 /n1
Kernel  Time =     0.078 =    6%
User    Time =     1.125 =   93%
Process Time =     1.203 =  100%    Virtual  Memory =      3 MB
Global  Time =     1.202 =  100%    Physical Memory =      6 MB
2014 bytes /c3 /f1 /d8 /n1 5568 bytes
multi.png 629573 bytes /c2 /f0 /n257
Kernel  Time =     0.031 =    0%
User    Time =     6.875 =   99%
Process Time =     6.906 =  100%    Virtual  Memory =      5 MB
Global  Time =     6.904 =  100%    Physical Memory =      9 MB
5192 bytes /c2 /f5 /n1 624381 bytes
multi-alpha.png 796228 bytes /c6 /f0 /n257
Kernel  Time =     0.000 =    0%
User    Time =    17.671 =   99%
Process Time =    17.671 =   99%    Virtual  Memory =      7 MB
Global  Time =    17.726 =  100%    Physical Memory =     10 MB
56474 bytes /c6 /f2 /n3 739754 bytes
multi-avg.png 96663 bytes /c2 /f4 /n257
Kernel  Time =     0.000 =    0%
User    Time =     5.640 =   99%
Process Time =     5.640 =   99%    Virtual  Memory =      5 MB
Global  Time =     5.646 =  100%    Physical Memory =      9 MB
14698 bytes /c2 /f3 /n1 81965 bytes
multi-cq.png 92377 bytes /c2 /f4 /n3
Kernel  Time =     0.015 =    0%
User    Time =    12.968 =   99%
Process Time =    12.984 =   99%    Virtual  Memory =      5 MB
Global  Time =    13.010 =  100%    Physical Memory =      9 MB
65542 bytes /c2 /f1 /n2 26835 bytes
purple.png 1575999 bytes /c2 /f0 /n0
Kernel  Time =     0.015 =    1%
User    Time =     1.218 =   96%
Process Time =     1.234 =   97%    Virtual  Memory =      4 MB
Global  Time =     1.261 =  100%    Physical Memory =      7 MB
2014 bytes /c3 /f1 /d8 /n1 1573985 bytes
purple-noise.png 1575999 bytes /c2 /f0 /n0
Kernel  Time =     0.031 =    0%
User    Time =   158.109 =   99%
Process Time =   158.140 =   99%    Virtual  Memory =      4 MB
Global  Time =   158.446 =  100%    Physical Memory =      7 MB
332618 bytes /c2 /f3 /n49 1243381 bytes
red-alpha.png 3306 bytes /c6 /f4 /n1
Kernel  Time =     0.000 =    0%
User    Time =     1.265 =   99%
Process Time =     1.265 =   99%    Virtual  Memory =      4 MB
Global  Time =     1.270 =  100%    Physical Memory =      7 MB
2286 bytes /c3 /f5 /d8 /n1 1020 bytes
total savings 4303530 bytes
total time 208,19 seconds