2.1.3 演習の解決: DTraceからの詳細な出力の抑制

# dtrace -q -s execcalls.d
/usr/bin/id/usr/bin/tput/usr/bin/dircolors/usr/bin/id/
usr/lib64/qt-3.3/bin/gnome-terminal/usr/local/bin/gnome-terminal
/usr/bin/gnome-terminal/bin/bash/usr/bin/id/bin/grep/bin/basename
/usr/bin/tty/bin/ps