Connect and share knowledge within a single location that is structured and easy to search. Is the above sufficient? Is there anything redundant or unnecessary about it? Other fill in the blank? Edit: If I only use the built in Ubuntu Basically, yes. However, as AsheeshR pointed out in his comment, it will abort if doing things deemed "undesirable".
It is VERY dangerous to implement this option, so you should probably stick with what you have now. In fact, the man page on apt-get says that this option "may break your system", so you would only use it manually if the above didn't work and only in very special and rare situations. Karim Buzdar holds a degree in telecommunication engineering and holds several sysadmin certifications. As an IT engineer and technical author, he writes for various web sites. He blogs at LinuxWays. Package managers in Linux are the most useful programs that are used to add additional capabilities in a system.
They can be used for installing, removing, updating, and upgrading the packages, also featuring the dependency resolution capabilities. However, like any other program, things can also go wrong with these package managers. Sometimes, while updating or installing a third-party program, installation goes wrong and results in errors that require you to install the missing dependencies and broken packages.
This error may also occur because of improper package management, incorrect installation of packages, and installation of unnecessary packages. A standalone RUN rm To be honest, the removal of those lists hardly saves any space, but it does seem like the right thing to do if you want to make the smallest image, especially if you are going to publish it for other people to use.
Another reason for multiple apt-get install layers is for debugging the build process. If you're trying to install packages, and keep getting one wrong, you'll have to try again with all packages. Splitting the build into two or more RUN s will let the first series of installed be cached as an image while you debug the second series. Once it all works, you can merge it together if you want. Show 1 more comment. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password.
Post as a guest Name. Email Required, but never shown. You can also simulate or dry run to see what actually happens when you clean the apt cache, type:. Its safe to run apt-get clean command as its only removes a copy of. Next time when you run apt-get install it can fetch packages from mirror. If you intention is to clear only the obsolete deb packages, use apt-get autoclean.
0コメント