Input: Hedon.ipk3 (568.033.789 Bytes)
Method: xtool:zlib+xtool:reflate+srep:m3f+lzma
Code:
Compressed 1 file, 568,033,789 => 529,491,980 bytes. Ratio 93.21%
Compression time: cpu 2.13 sec/real 376.67 sec = 1%. Speed 1.51 mB/s
All OK
You probably will get slightly better output with lolz instead of lzma, but it is much more time and cpu resources consuming. Keep that in mind.
If you want you can compress the soundtrack mp3's with srep+mpz
Edit:
Input: Soundtrack mp3's (unpacked zip file)
Method: mpz
Code:
Compressed 39 files, 469,898,266 => 369,460,114 bytes. Ratio 78.63%
Compression time: cpu 0.39 sec/real 64.55 sec = 1%. Speed 7.28 mB/s
All OK