ps -aux | grep apache
warning: bad ps syntax, perhaps a bogus '-'?
See http://gitorious.org/procps/procps/blobs/master/Documentation/FAQ
root 14343 0.1 1.6 27752 7452 ? Ss 09:04 0:00 /usr/sbin/apach e2 -k start
www-data 14363 1.2 1.7 28616 7764 ? S 09:04 0:02 /usr/sbin/apach e2 -k start
www-data 14364 0.7 1.5 28480 7132 ? S 09:04 0:01 /usr/sbin/apach e2 -k start
www-data 14365 1.7 1.9 28688 8748 ? S 09:04 0:03 /usr/sbin/apach e2 -k start
www-data 14366 0.0 1.3 28076 6132 ? S 09:04 0:00 /usr/sbin/apach e2 -k start
www-data 14367 0.5 1.7 28480 7656 ? S 09:04 0:00 /usr/sbin/apach e2 -k start
www-data 14378 0.5 1.7 28480 7656 ? S 09:04 0:00 /usr/sbin/apach e2 -k start
www-data 14541 1.0 1.6 28072 7248 ? S 09:06 0:00 /usr/sbin/apach e2 -k start
www-data 14551 0.7 1.4 28264 6700 ? S 09:06 0:00 /usr/sbin/apach e2 -k start
root 14816 0.0 0.1 3596 848 pts/0 S+ 09:07 0:00 grep apache