root@ubuntu:~# mount /dev/hda1 /mnt
root@ubuntu:~# chroot /mnt/
root@ubuntu:/# apt-get update
Get:1 http://us.archive.ubuntu.com breezy Release.gpg [189B]
Get:2 http://us.archive.ubuntu.com breezy-updates Release.gpg [189B]
Hit http://us.archive.ubuntu.com breezy Release
Get:3 http://us.archive.ubuntu.com breezy-updates Release [30.9kB]
Hit http://us.archive.ubuntu.com breezy/main Packages
Hit http://us.archive.ubuntu.com breezy/restricted Packages
Hit http://us.archive.ubuntu.com breezy/main Sources
Hit http://us.archive.ubuntu.com breezy/restricted Sources
Get:4 http://us.archive.ubuntu.com breezy-updates/main Packages [39.0kB]
Get:5 http://us.archive.ubuntu.com breezy-updates/restricted Packages [14B]
Get:6 http://us.archive.ubuntu.com breezy-updates/main Sources [18.6kB]
Get:7 http://us.archive.ubuntu.com breezy-updates/restricted Sources [14B]
Get:8 http://security.ubuntu.com breezy-security Release.gpg [189B]
Get:9 http://security.ubuntu.com breezy-security Release [27.0kB]
Get:10 http://security.ubuntu.com breezy-security/main Packages [60.6kB]
Get:11 http://security.ubuntu.com breezy-security/restricted Packages [4458B]
Get:12 http://security.ubuntu.com breezy-security/main Sources [17.5kB]
Get:13 http://security.ubuntu.com breezy-security/restricted Sources [960B]
Fetched 199kB in 6s (30.5kB/s)
Reading package lists... Done
root@ubuntu:/# apt-get install initrd-tools
Reading package lists... Done
Building dependency tree... Done
The following extra packages will be installed:
  cramfsprogs
The following NEW packages will be installed:
  cramfsprogs initrd-tools
0 upgraded, 2 newly installed, 0 to remove and 0 not upgraded.
Need to get 51.9kB of archives.
After unpacking 274kB of additional disk space will be used.
Do you want to continue [Y/n]? y
Get:1 http://us.archive.ubuntu.com breezy/main cramfsprogs 1.1-6 [20.9kB]
Get:2 http://us.archive.ubuntu.com breezy/main initrd-tools 0.1.78ubuntu2 [31.0kB]
Fetched 51.9kB in 1s (45.6kB/s)

Preconfiguring packages ...
Selecting previously deselected package cramfsprogs.
(Reading database ... 41658 files and directories currently installed.)
Unpacking cramfsprogs (from .../cramfsprogs_1.1-6_i386.deb) ...
Selecting previously deselected package initrd-tools.
Unpacking initrd-tools (from .../initrd-tools_0.1.78ubuntu2_all.deb) ...
Setting up cramfsprogs (1.1-6) ...
Setting up initrd-tools (0.1.78ubuntu2) ...
wc: /proc/swaps: No such file or directory
tail: cannot open `/proc/swaps' for reading: No such file or directory