See https://wiki.ubuntu.com/Kernel/BuildYourOwnKernel

1apt list --installed See https://askubuntu.com/questions/17823/how-to-list-all-installed-packages

1dpkg-query -L <package_name>

1apt-cache pkgnames

1dpkg -s <package> 2apt-cache showpkg <package> See details in https://askubuntu.com/questions/8560/how-do-i-find-out-which-repository-a-package-comes-from

1alaa@aa-lu:~$ apt-cache policy vlc 2vlc: 3Installed: 2.0.8-0ubuntu0.13.04.1 4Candidate: 2.0.8-0ubuntu0.13.04.1 5Version table: 6*** 2.0.8-0ubuntu0.13.04.1 0 7500 http://ae.archive.ubuntu.com/ubuntu/ raring-updates/universe i386 Packages 8500 http://security.ubuntu.com/ubuntu/ raring-security/universe i386 Packages …

1/usr/lib/update-notifier/apt-check -p

1root@jenkins3:~# apt-cache search chromedriver 2chromium-chromedriver - WebDriver driver for the Chromium Browser 3chromium-chromedriver-dbg - chromium-chromedriver debug symbols 4oxideqt-chromedriver - Web browser engine for Qt (transitional package)

In our example, we have Debian Squeeze (6.0) and it's been unsupported since Feb 2016. We can no longer install nor update the packages until you point it to another source...the archives. So, in /etc/apt/sources.list, add you will see: 1deb http://ftp.us.debian.org/debian/ squeeze main 2deb-src …

1sudo apt-get update 2sudo apt-get install linux-virtual See details in https://www.digitalocean.com/community/tutorials/how-to-update-a-digitalocean-server-s-kernel#upgrading-only-the-latest-kernel