Best Compression Methods for 'Specific' Games. Q&A

[bunti_o4u]

World War Z\en_us\client\preload\paks\shared_video.pak

Compressing 2,471,636,992 bytes with bpk

Compressed 1 file, 2,471,636,992 => 1,872,359,036 bytes. Ratio 75.7%
Compression time: cpu 216.95 secs, real 88.34 secs. Speed 27,979 kB/s

World War Z\en_us\client\bin\pc\*

Compressing 145,100,126 bytes with srep -m3f -a8 -l512
Compressing 135,388,262 bytes with lolz.exe -dt -dtb1 -dtw1 -dtm1 -dto1 -dtd1 -mtt1 -mt4 -d128m -fba4096

Compressed 14 files, 145,100,126 => 26,645,491 bytes. Ratio 18.3%
Compression time: cpu 0.13 secs, real 149.13 secs. Speed 973 kB/s

Rest of files

Compressing 40,870,678,528 bytes with xtool erecomp:c128m,t75p,dm2:zlib
Compressing 54,084,346,567 bytes with srep -m3f -a16 -l512
Compressing 38,201,855,607 bytes with lolz.exe -dt -dtb1 -dtw1 -dtm1 -dto1 -dtd1 -mtt1 -mt4 -d128m -fba4096

Compressed 64 files, 40,870,678,528 => 19,402,963,486 bytes. Ratio 47.4%
Compression time: cpu 132.92 secs, real 18984.80 secs. Speed 2,153 kB/s

Compression Time: 5 hours 21 minutes
Installation Time: 19 minutes 9 seconds (8 cores + SSD)