Install Munin-node on RHEL or CentOS 6 or Scientific Linux 6 Rumi, October 25, 2013 rpm -Uvh http://ftp.uninett.no/linux/epel/6/x86_64/epel-release-6-8.noarch.rpm yum install perl-XML-SAX yum install munin-node And voila! Continue Reading
Install htop on CentOS 5 or 6 Rumi, October 25, 2013 Install RPM for CentOS 5.x 32-BIT wget http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.3-1.el5.rf.i686.rpm rpm -Uhv rpmforge-release*.rf.i386.rpm 64BIT wget http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.3-1.el5.rf.x86_64.rpm rpm -Uhv rpmforge-release*.rf.x86_64.rpm Install RPM for CentOS 6.x 32-BIT wget http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.3-1.el6.rf.i686.rpm rpm -Uhv rpmforge-release*.rf.i386.rpm 64BIT wget http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.3-1.el6.rf.x86_64.rpm rpm -Uhv rpmforge-release*.rf.x86_64.rpm Install htop in CentOS Using YUM Once the repository is installed, all you need to do… Continue Reading
Resetting CentOS 5 Root Password Rumi, October 7, 2013 If you have forgotten the root password it is possible to set a new one as follows: Interrupt the boot at the GRUB stage and boot to runlevel 1, AKA single user mode. Interrupt GRUB by typing a character such as "space" then append to the kernel line by typing… Continue Reading
PXE Boot Server of CentOS 5 on a CentOS setup Rumi, May 31, 2013 Setting up PXE Server Install some packages that is required for PXE server. [root@dlp ~]# yum -y install system-config-netboot syslinux xinetd tftp-server Run TFTP server [root@dlp ~]# vi /etc/xinetd.d/tftp # line 14: change disable =no [root@dlp ~]# /etc/rc.d/init.d/xinetd start Starting xinetd: [ OK ] [root@dlp ~]# chkconfig xinetd on Install… Continue Reading
CentOS Software Raid-1 Rumi, May 26, 2013May 26, 2013 Below are the steps on how to do the software RAID continuing from the hard disk partitioning section: -1) Upon entering the partitioning review, it should looks like this: 2) Next is to delete every partition and left with only free space for both hard disk. It… Continue Reading
CentOS: Configure Piranha as Load Balancer (Direct Routing Method) Rumi, April 19, 2013 I am currently working on a web cluster project using CentOS. In this project, I have 2 web servers running on Apache and mounted the same document root to serve the HTTP content. I also have 2 servers in front of it to become the load balancer and failover to… Continue Reading
Centos Install and Configure MRTG Rumi, April 6, 2013 The Multi Router Traffic Grapher (MRTG) is a tool to monitor the traffic load on network-links. MRTG generates HTML pages containing PNG images which provide a LIVE visual representation of this traffic. You need the following packages: mrtg : Multi Router Traffic Grapher net-snmp and net-snmp-utils : SNMP (Simple Network… Continue Reading
Install Munin on CentOS 5 Rumi, January 20, 2013 1 Preliminary Note Our system's hostname is server1.example.com, and we have a web site www.example.com on it with the document root /var/www/www.example.com/web. 2 Enable The RPMforge Repository On CentOS 5.2, munin and monit are not available in the default CentOS repositories. Fortunately we can install them from the RPMforge repository…. Continue Reading
Centos 5 Product Specification Rumi, December 27, 2012December 27, 2012 his page contains an overview on the capabilities and limits of CentOS. End of Lifetime (EOL) Dates CentOS41 CentOS5 CentOS6 Full Updates2 February 29th, 2009 Q1 2014 Q2 2017 Maintenance Updates3 February 29th, 2012 March 31st, 2017 November 30th, 2020 Architecture CentOS4 CentOS5 CentOS6 Latest Release 4.9 5.8 6.3 Supports… Continue Reading
Install Varnish on CentOS/RedHat/SL 5 or 6 Rumi, December 5, 2012December 5, 2012 Varnish Cache is a web application accelerator also known as a caching HTTP reverse proxy. It is installed in front of the web application and it speeds up the web application significantly. Since varnish is not available in CentOS repo, you have to add the EPEL repo. However Varnish suggests… Continue Reading