Linux and Unix tutorials for new and seasoned sysadmin
Linux and Unix tutorials for new and seasoned sysadmin
When I ssh into my server and login as t root user and I’m getting the following error on screen:
Could not chdir to home directory /root: No such file or directory
How do I fix this error under CentOS or Debian Linux server?
I‘m a new Linux sys admin and I’m unable to find the command to list all users on my RHEL server. What is the command to list users under Linux operating systems?
How do I find out what groups I belong to under Linux operating systems?
A dot-file is generally any file whose name begins with a full stop. In Linux or Unix like operating system it is also called as hidden file. How do I list all dot files in my home directory?
How do I delete old yum repositories and configuration files under RHEL 5 or CentOS Linux server?
What does it mean for a file to be “setuid?” How do keep track of all setuid enabled file?
Can you completely explain the nine permissions bits on UNIX or Linux files?