Public bug reported: On Kubuntu Quantal 12.10, with all current updates.
chris@chris-ultralap:~$ lsb_release -rd Description: Ubuntu quantal (development branch) Release: 12.10 chris@chris-ultralap:~$ apt-cache policy command-not-found command-not-found: Installed: 0.3ubuntu4 Candidate: 0.3ubuntu4 Version table: *** 0.3ubuntu4 0 500 http://mirror.internode.on.net/pub/ubuntu/ubuntu/ quantal/main amd64 Packages 100 /var/lib/dpkg/status chris@chris-ultralap:~$ apt-cache policy command-not-found-data command-not-found-data: Installed: 0.3ubuntu4 Candidate: 0.3ubuntu4 Version table: *** 0.3ubuntu4 0 500 http://mirror.internode.on.net/pub/ubuntu/ubuntu/ quantal/main amd64 Packages 100 /var/lib/dpkg/status Typing perf into a bash shell when it is not installed returns: chris@chris-ultralap:~$ perf The program 'perf' can be found in the following packages: * linux-tools-common * linux-base Try: sudo apt-get install <selected package> However, I have already installed linux-base at it's suggestion, and perf is not present: chris@chris-ultralap:~$ perf The program 'perf' can be found in the following packages: * linux-tools-common * linux-base Try: sudo apt-get install <selected package> chris@chris-ultralap:~$ apt-cache policy linux-base linux-base: Installed: 3.5ubuntu4 Candidate: 3.5ubuntu4 Version table: *** 3.5ubuntu4 0 500 http://mirror.internode.on.net/pub/ubuntu/ubuntu/ quantal/main amd64 Packages 100 /var/lib/dpkg/status chris@chris-ultralap:~$ dpkg -L linux-base /. /usr /usr/bin /usr/bin/linux-version /usr/share /usr/share/man /usr/share/man/man1 /usr/share/man/man1/linux-version.1.gz /usr/share/perl5 /usr/share/perl5/DebianLinux.pm /usr/share/doc /usr/share/doc/linux-base /usr/share/doc/linux-base/copyright /usr/share/doc/linux-base/NEWS.Debian.gz /usr/share/doc/linux-base/changelog.gz No perf, it's in linux-tools-common (which will then tell you to install the kernel specific package). ** Affects: command-not-found (Ubuntu) Importance: Undecided Status: New ** Tags: command-not-found command-not-found-data perf -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1063162 Title: command-not-found suggest perf is in linux-base, but it is not To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/command-not-found/+bug/1063162/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs