# cat /var/log/aptitude

Aptitude 0.6.6: log report
Sat, May  5 2012 16:01:17 +0200

IMPORTANT: this log only lists intended actions; actions which fail due to
dpkg problems may not be completed.

Will install 0 packages, and remove 20 packages.
109 MB of disk space will be freed
===============================================================================
[REMOVE, NOT USED] libboost-date-time1.49.0:amd64
[REMOVE, NOT USED] libboost-serialization1.49.0:amd64
[REMOVE, NOT USED] libboost-thread1.49.0:amd64
[REMOVE, NOT USED] libicu48:amd64
[REMOVE, NOT USED] libxnvctrl0:amd64
[REMOVE, DEPENDENCIES] glx-alternative-mesa:amd64
[REMOVE, DEPENDENCIES] glx-diversions:amd64
[HOLD] libboost-dev:amd64
[HOLD] libboost-thread-dev:amd64
[REMOVE] glx-alternative-nvidia:amd64
[REMOVE] libgl1-nvidia-alternatives:amd64
[REMOVE] libgl1-nvidia-glx:amd64
[REMOVE] libglx-nvidia-alternatives:amd64
[REMOVE] nvidia-alternative:amd64
[REMOVE] nvidia-glx:amd64
[REMOVE] nvidia-installer-cleanup:amd64
[REMOVE] nvidia-kernel-common:amd64
[REMOVE] nvidia-kernel-dkms:amd64
[REMOVE] nvidia-settings:amd64
[REMOVE] nvidia-support:amd64
[REMOVE] nvidia-vdpau-driver:amd64
[REMOVE] xserver-xorg-video-nvidia:amd64
===============================================================================

Log complete.