root user HowTo - Linux / Unix Q & A from nixCraft

How to install GoAccess web log analyzer with Nginx on Linux or Unix

in Alpine Linux, Apache, BASH Shell, CentOS, Debian / Ubuntu, FreeBSD, Linux, Nginx, Suse, UNIX last updated April 30, 2017

GoAccess is a real-time Apache/Nginx/Lighttpd web log analyzer and interactive viewer that runs in a terminal and provides fast and valuable HTTP statistics for system administrators that require a visual report on the fly. How do I install GoAccess on Ubuntu Linux server? How can I instal and use GoAccess on Linux or Unix-like system?

Linux: Find Out What’s Using Up All Virtual Memory

in Linux, Troubleshooting last updated August 12, 2012

How do I list or display all processes, executables, and shared libraries that are using up all virtual memory under CentOS or Debian Linux server for troubleshooting purpose?

Can’t connect to local MySQL server through socket ‘/var/lib/mysql/mysql.sock’ (2)

in MySQL last updated July 26, 2012

I‘m getting the following error when I run mysql -u root -p

Can’t connect to local MySQL server through socket ‘/var/lib/mysql/mysql.sock’ (2)

How do I solve this problem under CentOS / RHEL / Red Hat Enterprise Linux server 5.x or 6.x?

Linux sys-unconfig: Reconfigure the System Upon Next Boot

in CentOS, Fedora Linux, RedHat and Friends last updated July 22, 2012

I can use unconfigure command on a previously configured Solaris Unix box and leave it in an unconfigured state. How do I unconfigure CentOS Linux OR RHEL 6.x on HP server. How do I reconfigure the system upon next boot?