Setup Xymon monitor

Xymon is an easy and nice and systems and network monitor tool. It was inspired by the Big Brother system and was called Hobbit. I have set it up in my environment (CentOS 6.5) to monitor some critical web sites and services. Here are my how-to notes: 1) Install Xymon from source code. 2) Change … Continue reading Setup Xymon monitor


Setup GitHub in Linux

I should have done this earlier - to use GitHub to manage my scripts/configs/documentations. So I can have them managed and tracked. Later better than never, I got them setup Today in my Ubuntu box. Here is the how to:1) Go to the to create an account.2) Install git client.jchen@mylaptop:~$ sudo apt-get install git … Continue reading Setup GitHub in Linux

RecordRoutingInfo: Unable to collect IPv4 routing table

One of my VMware Linux virtual machine takes a long time to boot. And there are couple warnings on the screen complaining RecordRoutingInfo: Unable to collect IPv4 routing table. According to VMware KB2048572, this issue occurs when the Linux iputilis package causes a delay in the boot process. A warning message appears when the guestinfo … Continue reading RecordRoutingInfo: Unable to collect IPv4 routing table

Puppet-dashboard Installation

Continue with my previous Puppet Installation, here is how I installed the puppet dashboard which offers a web UI. Install puppet-dashboard sudo yum install puppet-dashboard Config /usr/share/puppet-dashboard/config/database.yml production: database: dashboard_production username: dashboard password: puppet encoding: utf8 adapter: mysql Create MySQL database for puppet-dashboard CREATE DATABASE dashboard_production CHARACTER SET utf8; CREATE USER 'dashboard'@'localhost' IDENTIFIED BY 'puppet'; GRANT … Continue reading Puppet-dashboard Installation