Transmission

That's all. I've solved my "problem".
It was just the debug-information in the binaries.
After it was removed - the binaries sizes are 800-850 KB.
If you want to do the same use strip utility for your arch.:

hi, I have cross-compiled the Transmission 2.42+(r13173) for sh4 arch. processor and have got binary files with huge size:
7 839 988 transmission-create
7 622 548 transmission-edit
7 738 323 transmission-remote
7 709 341 transmission-daemon
7 640 321 transmission-show
7 624 939 transmission-cli ...