Apt-cache files

BindAddress can be multiple address that are resolved at start. Port BindAddress: localhost This is useful for laptops but could be a security issue as anyone can then become a proxy for you and serve any content they wish although SecureApt should still ensure a proper trust chain.

Dynamic usage a list If you have a list of server you like the client to try you can use. There setting calls Acquire::http::ProxyAutoDetect.

This setting should contains the full path to the binary and cannot have arguments. Through this, instead of downloading it back, the system gets it from here itself. This process is relatively quick. We can see that if we download a new package, remove it, and install it again, we can see how fast it downloads the second time from the time command. If we want to remove apt-cache, then we should not remove the cache directory manually.

It is a simulation of the effect of the apt-get clean command. The auto-clean command removes only those packages which are not possible to download from the repository. If we clean the obsolete deb packages, then we have to use apt-get auto clean. It removes all those files which are mainly useless and which cannot be downloaded back. We hope that from this article explained by us, you will know very well why and how to use apt-cache. It is one of the several ways to free up disk space on Ubuntu.

Check how much space the cache takes with the du command :. Sometime this could go in s of MB and this space could be crucial if you are running a server.

If you want to clear the apt cache, there is a dedicated command to do that. Simply use the apt-get command with clean as argument:. Unlike clean, autoclean only removes the packages that are not possible to download from the repositories. Suppose you installed package xyz. Its deb files remain in the cache. If there is now a new version of xyz package available in the repository, this existing xyz package in the cache is now outdated and useless.

The autoclean option will delete such useless packages that cannot be downloaded anymore. It is completely safe to clear the cache created by apt. Again, use the apt-get clean command. It is quicker and easier than manually deleting cache directory.

You may also use graphical tools like Stacer or Bleachbit for this purpose. At the time of writing this article, there is no built-in option with the newer apt command.