Author: S J

This topic is about Configure Ruby on CentOS Linux. Ruby is a great language for both web development and Linux Administration. Ruby provides many benefits found in all the previous…

This topic is about Set Up Python with CentOS Linux. Python is a widely used interpreted language that has brought professionalism to the world of coding scripted applications on Linux…

This topic is about Configure PHP in CentOS Linux. PHP is the one of the most prolific web languages in use today. Installing a LAMP Stack on CentOS is something every system…

This topic is about Linux Admin - Firewall Setup. firewalld is the default front-end controller for iptables on CentOS. The firewalld front-end has two main advantages over raw iptables − Uses easy-to-configure and…

This topic is about Linux Admin - Process Management. Following are the common commands used with Process Management–bg, fg, nohup, ps, pstree, top, kill, killall, free, uptime, nice. Work with…

This topic is about Linux Admin - Resource Mgmt with crgoups. cgroups or Control Groups are a feature of the Linux kernel that allows an administrator to allocate or cap the…

This topic is about Resource Mgmt with systemctl. systemctl is the utility used to control systemd. systemctl provides CentOS administrators with the ability to perform a multitude of operations on systemd…

This chapter is about Systemd Services Start and Stop. systemd is the new way of running services on Linux. systemd has a superceded sysvinit. systemd brings faster boot-times to Linux and is now, a standard way…

This chapter is about Linux Admin - Quota Management. CentOS disk quotas can be enabled both; alerting the system administrator and denying further disk-storage-access to a user before disk capacity…

This chapter is about Linux Admin - User Management. When discussing user management, we have three important terms to understand − UsersGroupsPermissions We have already discussed in-depth permissions as applied to files…