Guide for Memory Allocation for Redis in CentOS

Requirements- Redis installed on Linux Machine with Root Permissions Internet Connection There are 2 methods to allocate memory to Redis. First is temporary or can be said it works till Redis Server is running, after reboot, the memory allocations will be stashed and it will change to default values. Second...Read more

How to Install and Configure VNC on CentOS 7

Virtual Network Computing (VNC) is a graphical desktop sharing system that allows you to use your keyboard and mouse to remotely control another computer. Prerequisites Before continuing with the tutorial, make sure you are logged in as a user with sudo privileges. We will assume you are logged in as a...Read more

Getting started with Tmux

Tmux is a terminal multiplexer an alternative to GNU Screen. In other words, it means that you can start a Tmux session and then open multiple windows inside that session. Each window occupies the entire screen and can be split into rectangular panes. With Tmux you can easily switch between multiple...Read more

CentOS 6 to CentOS 7 Upgrade Procedure

CentOS 7 was released only few weeks after Red Hat Enterprise Linux 7, including the same exciting features RHEL ships. Besides the long awaited Systemd and the right now much discussed Docker this release also features the possibility to perform upgrades from version 6 to version 7 automatically without the need...Read more

How To Install FreePBX on CentOS

PBX (stands for private branch exchange) is a private telephone network used that can be very easily connected to the public landline and mobile networks. The PBX network also provides audio, video and instant messaging communication through the TCP/IP protocol stack for its internal network and interconnects its internal network...Read more

How to change the password in centOS?

Step 1: Locate the IP address for which you want to change the password. Step 2: Now login as root. Step 3: Use the following command  to change the password of centOS 6/7: passwd  <new password> Once again re-type the new password .Successfully your password is updated and verify it....Read more

/boot partition full – Increase /boot partition space in CentOS

Transaction check error:   installing package kernel-3.10.0-514.26.2.el7.x86_64 needs 30MB on the /boot filesystem Error Summary Disk Requirements:   At least 30MB more space needed on the /boot filesystem.   If your /boot partition is 100% full on a CentOS/Fedora/Redhat system you can use a yum-utils package to clean up older...Read more