ps aux|grep ebuild|grep -v grep

ps.txt (text/plain), 356 bytes, created by Marco Clocchiatti on 2010-08-25 11:54:58 UTC

root     20380  0.1  0.0  13008  3768 pts/1    S    12:19   0:00 /bin/bash /usr/lib64/portage/bin/ebuild.sh setup
root     20522  0.0  0.1  14328  4676 pts/1    S    12:19   0:00 /bin/bash /usr/lib64/portage/bin/ebuild.sh setup
root     20657  0.1  0.2  64488  9680 pts/1    S    12:20   0:00 /usr/bin/python3.1 /usr/lib64/portage/bin/ebuild-ipc.py exit 1