Mohammad Forouzani

Installing a Xymon client

Posted on 27. Mar, 2010 by forouzani.

Installing a xymon client once you have the Xymon server setup is very simple. There are 2 main steps:

Installing the xymon client application
Adding details of it to your Xymon server

This is assuming you have already installed a xymon server – if not, you should first read the xymon server installation tutorial.
Installing the xymon client application
The [...]

Continue Reading

How to install Ruby & Ruby on Rails (RoR) on Centos

Posted on 31. Oct, 2009 by forouzani.

To install Ruby and Ruby on Rails on Centos 5, first, we need to add the rubyworks repository to Yum.
Create this file:
# vi /etc/yum.repos.d/rubyworks.repo
And paste this text into it:
# Link file for RubyWorks yum repository
[rubyworks]
name=RubyWorks
baseurl=http://rubyworks.rubyforge.org/redhat/$releasever/RPMS/$basearch
enabled=1
gpgcheck=1
gpgkey=http://rubyworks.rubyforge.org/RubyWorks.GPG.key
priority=1
Now that Yum is setup, we can install Ruby on Rails 2.2.2
# yum install ruby ruby-devel ruby-libs ruby-irb ruby-rdoc ruby-mysql
We also [...]

Continue Reading

Install memcached on a Linux Server

Posted on 07. Mar, 2008 by forouzani.

First lets to go a place where we can store our downloaded software packages:
# cd /usr/local/src
Now we need to make sure we have libevent installed. To find out if you have libevent installed, type the following
# whereis libevent
If you dont get any results, then libeven it not installed. If you do have it installed, you [...]

Continue Reading

Xymon (hobbit) installation tutorial

Posted on 02. Oct, 2007 by forouzani.

Before installing Xymon, we need to make sure its dependancies are installed – this includes PCRE, RRDTool and fping.
Installing PCRE
Installing the Perl Compatible Regular Expression library is quite simple:
# yum install pcre pcre-devel
You may also need to create a soft link from /usr/include/pcre/pcre.h to /usr/include/pcre.h
# ln -s /usr/include/pcre.h /usr/include/pcre/pcre.h
Installing RRDTool
RRDTool itself also has dependancies, in [...]

Continue Reading

Compiling and Installing Ruby and Rails on Ubuntu/Debian

Posted on 04. Feb, 2007 by forouzani.

The following will install the latest versions of Ruby, Rails and Mongrel on a Ubuntu machine:
# sudo apt-get install build-essential libreadline5-dev zlib1g-dev libncurses5-dev
# wget ftp://ftp.ruby-lang.org/pub/ruby/ruby-1.8.6.tar.gz (stable ruby)
# wget http://rubyforge.org/frs/download.php/11289/rubygems-0.9.4.tgz
# tar -xzf ruby-1.8.6.tar.gz
# cd ruby-1.8.6
# vim ext/Setup
Uncomment the entries for readline and zlib – save changes and exit
# ./configure –prefix=/usr (we want to install in /usr/bin [...]

Continue Reading