Recent Articles

Install Iperf and Test Network Throughput,Speed/Other Statistics

Iperf is a network testing tool that can create TCP and UDP data connections and measure the throughput of a network that is carrying them. It supports tuning of various parameters related to timing, protocols, and buffers. For each test it reports the bandwidth, loss, and other parameters. The current version, sometimes referred to as […]

September 19, 2014 | By in LINUX HOWTO, MONITORING | Reply More

Monitor Network Traffic and Watch Bandwidth Usage using vnStat

vnstat is a console-based network traffic monitor for Linux that keeps a daily log of network traffic for a specific device. Information is simply taken from /proc every 5 minutes via vnstatd daemon and saved to /var/lib/vnstat. Unlike other network monitor tools, it keeps an accurate and numerical account of all network traffic, this is […]

September 17, 2014 | By in LINUX HOWTO, MONITORING | Reply More

Install LEMP + WordPress on Ubuntu 14.04 for your Cloud/VPS

LEMP is an open-source software stack (its name is derived from the popular LAMP stack that stands from Linux Apache MySQL PHP) only that in this case Apache web server component is replaced with nginx (pronounced “engine x,” providing the “E” in LEMP) to increase the ability of the server to scale in response to […]

September 15, 2014 | By in UBUNTU HOWTO, WEB SERVERS | Reply More

Safe WordPress Install/Upgrade from Commandline using wp-cli

WordPress is a free and open source blogging tool and a content management system based on PHP and MySQL. It is the most popular blogging system in use on the web, started in 2003 with a single bit of code to enhance the typography of everyday writing and with just a few developers, it has […]

September 12, 2014 | By in HOWTOS, LINUX HOWTO | Reply More

Shell Script to Check Linux System Health

This article we are introducing a shell script to perform linux system health check.┬áThis script collects system information and status like hostname, kernel version, uptime, cpu / memory / disk usage. Script uses hostname, uptime, who, mpstat, lscpu, ps, top, df, free, bc commands to get system information and cut, grep, awk and sed for […]

September 10, 2014 | By in LINUX SHELL SCRIPT | 4 Replies More

Colourful ! systemd vs sysVinit Linux Cheatsheet

systemd is the new init system, starting with Fedora and now adopted in many distributions like RedHat, Suse and Centos. Historically, most of us have been using traditional SysV init scripts normally residing in /etc/rc.d/init.d/. These scripts invoke a daemon binary which will then fork a background process. Even though shell scripts are very flexible, […]

September 5, 2014 | By in LINUX COMMANDS | 19 Replies More

Reset Forgotten Root Password – What changed in RHEL/CentOS 7.0

One of the many changes in Red Hat Enterprise Linux 7 / CentOS 7 is that it uses GRUB 2 and resetting the password is no longer performed in single-user mode as it was in GRUB included in the previous versions, because the root password is now required to operate in single-user mode as well […]

September 4, 2014 | By in LINUX HOWTO | 5 Replies More