How To Monitor Remote Linux Host using Nagios
In the previous post How to install Nagios on CentOS 5 or 6 , I explained the overview, installation and configuration of Nagios 3.0 on a...
Open SSL Heartbleed vulnerability – A complete check and fix
In this time, we all are aware about the new Open SSL Heartbleed vulnerability. The Heartbleed bug allows anyone on the Internet to read the...
Rsync: Preserve / Copy Hard Links ( Backup Rsnapshot Directory Tree...
I'm using rsnapshot filesystem snapshot utility to make incremental snapshots of local and remote filesystems for 10 production servers running on RHEL 5.x system. The rsnapshot commands makes...
Bash Scripting Basics: Part 1
If you have been using computers for a while, whether you have been using Unix, Windows or Mac operating systems, you’re probably already familiar...
Yum Download Mirror – Switching To The Fastest Mirror On CentOS/Fedora/RHEL
Have you ever found when using yum to update your system or install new software that the downloads come at incredibly slow speeds or...
Find Linux RAM Information Command
How do I find out ram information under Linux operating systems?You can use the following commands to find information about RAM under Linux operating...
RHEL / CentOS Linux: Mount and Access NTFS Partition
How to enable NTFS support on CentOS Linux version 5 or 6? How do I mount ntfs partition under RHEL 5 or 6?First, you...
Red Hat Enterprise Linux / CentOS Linux Enable EPEL (Extra Packages...
Q. How do I enable EPEL (Extra Packages for Enterprise Linux) repo and install the packages under RHEL / CentOS Linux?A. EPEL (Extra Packages for Enterprise...
How to install Mytop 1.9.1 on Cpanel
MyTop is one of the best MySQL monitoring tools available, written by a MySQL guru, Jeremy Zawodny.Its vital for monitoring your MySQL health, especially in...
Linux: How To Empty a Directory
How do I empty a directory (delete all files) under Linux / Unix without deleting directory itself?You can use the following commands: rm command - Delete...