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Linux System Administration 28

Tutorials, tricks and tips for linux system administration, management, troubleshooting security and devops.
 

How To Reset A MySQL Root Password

MySQL contains it own ‘root’ password independent of the system root password, this is a guide on how to reset the MySQL root password. To reset it you will need root access on the server that has the MySQL instance. The same process applies to percona and mariadb servers as well, the only differences will […]

5 years ago More
 

How To Install And Test Go On CentOS

Go also known as golang, is a compiled computer programming language developed by google. It is loosely based on the C language but designed to overcome some of its short comings.  It is a general purpose language and can be used from server-side development to games and streaming media.  It can easily be installed on […]

5 years ago More
 

How To Install NTPD On CentOS 7

NTP (Network Time Protocol) is a protocol which allows computers to synchronize time.  NTPd is a daemon that maintains the system time in synchronization with other NTP servers. This prevents drift which is the slow inconsistency of time on computers internal clocks. Keeping system time accurate is particularly important for system logs, replication, and applications. […]

5 years ago More
 

Install And Configure ProFTPD On CentOS

ProFTPd is an Open source FTP daemon, widely used for its granular configuration ability.  This is a guide to provide install methods for both CentOS 7 aswell as CentOS 6 and below.  You can read more about ProFTPD on the project’s website. Install ProFTPD ProFTPD is in the EPEL repository, you will need to install […]

5 years ago 4 More
 

Bash Scripting Introduction

Essentially bash scripting is just linking commands together.  You can perform many tasks consistently using predefined scripts allowing them to become repeatable and standardized. If you are looking for more information you can check out the bash man page. Each script should start with a “shebang” telling which environment to interpret the script, bash scripts […]

5 years ago More
 

How To Upgrade Supervisord In CentOS 6

Supervisord is a simple system for process management and monitoring.  It can start processes or restart them when they crash. The repositories for CentOS 6 for supervisor are quite old (version 2.x) which do not contain the latest features.  You can read more on the project’s website.  If you already have an existing installation installed through […]

5 years ago 3 More
 

How To Configure A Default Gateway on CentOS

A default gateway is what linux will use to interact with other computers connected on the network. This is typically the router and will send all packets to that IP address. The actions below all use the route command, to find out more possiblities view the route man page. View the Current Routing Table To […]

5 years ago More
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