Comment 1 for bug 1082762

root@debian:~# apt-cache search percona-server-common
percona-server-common - Percona Server database common files (e.g. /etc/mysql/my.cnf)
percona-server-common-5.1 - Percona Server database common files (e.g. /etc/mysql/my.cnf)
percona-server-common-5.5 - Percona Server database common files (e.g. /etc/mysql/my.cnf)

root@debian:~# apt-cache showpkg percona-server-common
Package: percona-server-common
Versions:
5.1.66-rel14.1-495.squeeze (/var/lib/apt/lists/repo.percona.com_apt_dists_squeeze_main_binary-amd64_Packages)
 Description Language:
                 File: /var/lib/apt/lists/repo.percona.com_apt_dists_squeeze_main_binary-amd64_Packages
                  MD5: 79f10a22e76c1fd804ebc92e8d8ff883

Reverse Depends:
  percona-server-server-5.1,percona-server-common 5.1.66-rel14.1-495.squeeze
  percona-server-client-5.1,percona-server-common 5.1.66-rel14.1-495.squeeze
Dependencies:
5.1.66-rel14.1-495.squeeze - mysql-common (0 (null)) mysql-common-4.1 (0 (null)) mysql-common-5.0 (0 (null)) mysql-common-5.1 (0 (null)) mysql-common (0 (null)) mysql-common-4.1 (0 (null)) mysql-common-5.0 (0 (null)) mysql-common-5.1 (0 (null))
Provides:
5.1.66-rel14.1-495.squeeze - mysql-common
Reverse Provides:

root@debian:~# apt-get install percona-server-common percona-server-client percona-server-server
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 percona-server-client : Depends: percona-server-client-5.5 but it is not going to be installed
 percona-server-server : Depends: percona-server-server-5.5 but it is not going to be installed
E: Broken packages

root@debian:~# apt-get install percona-server-common-5.5 percona-server-client percona-server-server
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following extra packages will be installed:
  percona-server-client-5.5 percona-server-server-5.5
Suggested packages:
  tinyca
The following NEW packages will be installed:
  percona-server-client percona-server-client-5.5 percona-server-common-5.5 percona-server-server
  percona-server-server-5.5
0 upgraded, 5 newly installed, 0 to remove and 0 not upgraded.