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Check_MK MRPE

Check_mk provides a nice way to migrate your old NRPE based checks into Check_mk using MRPE</p> Although the documentation of MRPE is very comprehensive but today I messed the whole day...

Dashing - Sinatra based dashboard

Being in Ops team, we require Dashboard all the time with lots of metrics , we have quite lots of Ops tool chain in production and each individual tool has...

Monitor Failed Jenkins Job

We use Jenkins quite differently :) ( I will write it the use case later ) , And although the Jenkins provides the Email alerting if the Job is unstable....

creating new vagrant box from existing vm

Nice article on converting the existing VM into docker box by Abhishek Tiwari</p> http://abhishek-tiwari.com/hacking/creating-a-new-vagrant-base-box-from-an-existing-vm

Consul - Service Discovery and Configuration tool

Recently come to know about consul which is new entrant into the Service Discovery and Configuration. Looking at the Docs and Demo and getting started guides it seems pretty interesting and impressive too....

Running Jenkins to work with Apache on Port 80

Tested on Centos 6 and Jenkins installed with RPM from jenkins-1.527-1.1.noarch</p> Change the /etc/sysconfig/jenkins with right JENKINS_ARGS #JENKINS_ARGS="--prefix=/jenkins"  #If you wanna run like http://localhostJENKINS_ARGS=""  # if you wanna run Jenkins...

Hiu and Linux: Creating sparse file to show how thin-provisioning...

Hiu and Linux: Creating sparse file to show how thin-provisioning...: hi, Recently I have a good lunch meet up with Wing Loon to investigate on some of the questions that...

Dropbox commandline

Installation... Take a CentOS 6.x box for a smooth install (the curl on centos 5.x seems buggy/incompatible) As root user, run the 2 commands below   curl "https://raw.github.com/andreafabrizi/Dropbox-Uploader/master/dropbox_uploader.sh" -o /tmp/dropbox_uploader.sh...

Nagios + Jenkins + Git and Automation

Interesting automation setup of Nagios automation using Jenkins and Git by BunnyMan</p> http://bunnyman.info/posts/2012/Sep/07/git-jenkins-nagios/

Hello World

After Loosing www.TipsNtraps.com this would be my next home to shell out what's in mind :) So as the novice blogger starting off with Hello World

Keepalived Vs Heartbeat Difference

A nice explanation highlighting the difference between the keepalived and heartbeat</p> http://www.formilux.org/archives/haproxy/1003/3259.html

Jenkins as a Centralized Cron Server/Dashboard

h3.  Jenkins</p> {quote}Jenkins is an open source continuous integration tool written in Java. Jenkins provides continuous integration services for software development. It is a server-based system running in a servlet...

How to install zoner in Centos6

Zoner  is DNS zone management web application built in Python.{code}yum install python-setuptools.noarcheasy_install TurboGearsDownload the python-tgexpandingformwidget-0.1.3-5.el5ipa.src.rpm in /optwget http://ftp.pbone.net/mirror/ftp.redhat.com/pub/redhat/linux/enterprise/5Server/en/RHEIPA/SRPMS/python-tgexpandingformwidget-0.1.3-5.el5ipa.src.rpmrpm -ivh /opt/python-tgexpandingformwidget-0.1.3-5.el5ipa.src.rpmcd /root/rpmbuild/SOURCEStar -xvzf TGExpandingFormWidget-0.1.3.tar.gzpython  setup.py installDownload the TGBooleanFormWidget-0.1.egg in /optwget http://cleaver.cnx.rice.edu/eggs_directory/TGBooleanFormWidget/TGBooleanFormWidget-0.1.egg# easy_install TGBooleanFormWidget-0.1.eggcd /optwget http://peak.telecommunity.com/dist/ez_setup.pypython ez_setup.py...

Installing and Configuring the DNS slave Server.

Installing and Configuring the DNS slave Server.

DNS replication slow

DNS replication slow Recently at work I added two new DNS slave servers. We are using BIND 9 as a DNS server. To my surprise I noticed that the the slave...

Preserving the Environment variable for sudo

There is setting in the suodoers file , using which you can preserve the environment variable while using sudo.</p> Its called env_keep, see how  I have preserved the YUM0 variable...

YUM rollback in Centos 5 and 6

[YUM rollback in Centos 5 and 6][1] [1]: http://kernelmount.com/content/view/147/9/”>http://kernelmount.com/content/view/147/9/

how-to-install-oracle-java-7-update-45-on-ubuntu-12-10-linux

wget --no-cookies --no-check-certificate --header "Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F" http://download.oracle.com/otn-pub/java/jdk/7u45-b18/jdk-7u45-linux-x64.tar.gztar -xvzf jdk-7u45-linux-x64.tar.gz  -C /usr/lib/jvmcd /usr/lib/jvmls -ltrupdate-alternatives --install "/usr/bin/javac" "javac" "/usr/lib/jvm/jdk1.7.0_45/bin/javac" 1update-alternatives --install "/usr/bin/java" "java" "/usr/lib/jvm/jdk1.7.0_45/bin/java" 1update-alternatives --set "javac" "/usr/lib/jvm/jdk1.7.0_45/bin/javac"update-alternatives --set "java" "/usr/lib/jvm/jdk1.7.0_45/bin/java"java -versionjavac...

Wget JDK

Download Oracle Java JRE &JDK using a script

Installing salt master and salt minion (agent) on CentOS 6

h3. Installing salt master and salt minion (agent) on CentOS 6</p> {color:#313131}Beginning with version 0.9.4, Salt has been available in{color}{color:#313131} {color}[EPEL|http://fedoraproject.org/wiki/EPEL]{color:#313131}. It is installable using yum. Salt should work properly with...