ufs: $ time -h tar -xf php_manual_en.tar.gz 3.31s real 0.43s user 0.51s sys msdosfs: I stopped that after 45 minutes. Also the system becomes barely responsive. The mouse moves extremely sloppy and a key-press often causes 2 characters to be printed. Mouse-clicks are either lost or take more than 10 seconds to be recognized.