$ ps -efly | egrep '(dpkg|apt)'
S root      6295  6217  0  80   0  3956 13939 -      22:36 pts/0    00:00:00 sudo apt-get install apache2 mysql-server php php-mysql libapache2-mod-php php-xml php-mbstring
S root      6296  6295  0  80   0 51600 21868 -      22:36 pts/0    00:00:00 apt-get install apache2 mysql-server php php-mysql libapache2-mod-php php-xml php-mbstring
S root      6301  6296  0  80   0   860  1127 -      22:36 pts/0    00:00:00 /bin/sh -c /usr/sbin/dpkg-preconfigure --apt || true
S root      6302  6301  0  80   0 17356 15352 -      22:36 pts/0    00:00:00 /usr/bin/perl -w /usr/sbin/dpkg-preconfigure --apt
Z root      6308  6302  0  80   0     0     0 -      22:36 pts/0    00:00:00 [dpkg-preconfigu] <defunct>
S ubuntu    6599  6559  0  80   0   972  3236 pipe_w 23:05 pts/1    00:00:00 grep -E --color=auto (dpkg|apt)