How to use selenium with nagios_server 1. Install mozilla firefox headless(no GUI) yum install xorg-x11-server-Xvfb.x86_64 xfonts-base xfonts-75dpi xfonts-100dpi firefox ImageMagick.x86_64 — Starts firefox on virtual gui DISPLAY=:1 firefox http://google.com & — test and check Xvfb :1 -screen 1 1024x768x24 & […]
memcached 1.4.13 rpm
I have compiled the rpm for CentOS/RedHat 5.x 32bits and 64bits The steps are to create a rpm package from source. If you need to just install, download it x64bits x32bits Requires # yum install libevent livevent-devel (make sure its […]
check local administrator group
We needed a way to know if anyone has added itself to the Local Administrator group on any servers. So I wrote this script and setup on schedulle task to run each hour. In case any changes happen on the […]
Linux network tools
This is a small list of some really nice linux tools I recommend every sysadmin to have somewhere. dstat Combines vmstat, iostat, ifstat, netstat information and more http://dag.wieers.com/home-made/dstat/#documentation vnstat The best to monitor how much data was transfered tx/rxhttp://humdi.net/vnstat/ iftop […]
Ethan Galstad Nagios creator
Ethan Galstad is the father of Nagios. I had a amazing oportunity to met him in person on the first Latin Nagios Conference held in Sao Paulo in april 2011.] I learned a lot from that experience and was suprising […]
facebook delete all messages button
I find it really really anoying that facebook removed the “Delete All” button. For me its clear that they do not want anyone to remove the messages, so they can sell this information to anyone who is willing to pay […]
File cleanup script for Linux
Sometimes disks fill up with logs for example, and we the administrators have to login sometimes even wake up just to delete log files! Well this script solves the problem. In this case I used to cleanup Glassfish log files. […]