2024年5月16日 · Linux Login as Superuser - Explains how to become a superuser in Linux using the 'su -' or 'sudo -i' command to manage the server.

2024年3月18日 · In this article, we covered the main differences between su and su – commands in Linux. We saw the differences in paths, directly usable commands, history files, and graphical differences.

2021年3月30日 · This article explores the differences between the sudo and su commands in Linux. You can also watch this video to learn about these commands. Becoming root permanently with su is a well-known 'no-no' in the *nix universe.

2024年12月14日 · Two common commands for obtaining root or superuser access are sudo and su. Although both serve similar purposes, they function differently and are used in distinct scenarios. In this guide, we’ll explore the key differences between sudo and su, how they work, and when to use each one.

2011年2月7日 · su - invokes a login shell after switching the user. A login shell resets most environment variables, providing a clean base. su just switches the user, providing a normal shell with an environment nearly the same as with the old user.

The sudo su is similar to the standard su command, only the difference is that executing su will ask for that user account password. However, using sudo su to switch to another user account or superuser requires the current user password.

2024年9月22日 · The difference between su - and su in Linux is primarily related to how they handle the user environment after switching users. su - (with a dash)This command switches to the specified user and loads the target user's full login environment, similar to how it would be if the user logged in directly.

The su command enables you to take the identification (and the privileges) of another user on the system without logging out. One common use of su command is to temporarily be the root user to accomplish some task that requires root's privileges.

2017年7月24日 · If su successfully authenticates, it then executes a new shell. The usual way to have superuser powers while staying in the same shell is to run individual commands in privileged mode with the sudo utility.

What is Linux su Command? In this tutorial we learn how to use su command in Linux. su command is su - run a command with substitute user and group ID For backward compatibility, su defaults to not change the current directory and to only set the environment variables HOME and SHELL (plus USER and LOGNAME if the target user is not root).