Jun 7, 2012
Install Google Chrome on Fedora 16/17
This explains how to install Google Chrome on Fedora 16/17. First we need to add the Google yum repository to your system, for this we will add the 32 and 64 bit repositories. Create the following file with root privileges. $ sudo vi /etc/yum.repos.d/google.repo Add the following contents and save the file. [google-chrome] name=google-chrome – 64-bit... read more
Jun 6, 2012
Copying Files to Multiple Systems Simultaneously
Have you ever wonder a simple way to copy files and run commands on multiple machines from one command? Well there are several tools available that will allow us to do just that. I will discuss just pssh (Parallel SSH). pssh (Parallel SSH) pssh (Parallel SSH) is a command line tool that includes pscp and allows you to send commands and copy files to multiple server via a list or individually. Makes it... read more
Jun 6, 2012
Fix Corrupt Yum Database
Recently ran across an issue when running yum update that threw a db3 error similar to this: rpmdb: Thread/process 16539/140090604701600 failed: Thread died in Berkeley DB library error: db3 error(-30974) from dbenv->failchk: DB_RUNRECOVERY: Fatal error, run database recovery error: cannot open Packages index using db3 – (-30974) error: cannot open Packages database in /var/lib/rpm... read more
May 30, 2012
Upgrade Fedora 16 to Fedora 17
Good news!! Fedora 17 has been released officially in the wild. Now the fun part, do we upgrade or fresh install? Well for my part I am upgrading. easy for me there is a simple way to upgrade using PreUpgrade package from Fedora. Open a terminal session and first make sure your system has the latest updates. $ sudo yum update Now lets install the preupgrade package. $ sudo yum install preupgrade Once the... read more
May 20, 2012
Installing Nagios Part 2 – The Agents
In following with a previous post on installing Nagios we are ready to move to installing the agents. In particular Linux, Solaris 10 and Windows agents to allow Nagios to do what it does best and monitor. Linux For my installation I am using CentOS 6.2 for which the EPEL repository has all the packages I need for NRPE and Nagios Plugins. # yum search nagios nagios.x86_64 : Nagios monitors hosts and... read more
