% time bzip2 -k -9 design.psd
bzip2 -k -9 design.psd  4,91s user 0,02s system 92% cpu 5,340 total

% time lzma -k -9 design.psd
lzma -k -9 design.psd  5,26s user 0,10s system 79% cpu 6,735 total

% ls -la design*
-rw-r--r-- 1 karlos karlos 4138333 Авг 12 02:46 design.psd
-rw-r--r-- 1 karlos karlos 2130438 Авг 12 02:46 design.psd.bz2
-rw-r--r-- 1 karlos karlos 1367015 Авг 12 02:46 design.psd.lzma