How to install Graylog2 on Ubuntu 14.04
Thanks to: http://www.itzgeek.com/ Graylog Graylog ( formerly known as Graylog2 ) is an open source log management platform, helps you to collect, index and analyze any machine logs on a centralized location. This guide helps you to install Graylog2 on Ubuntu 14.04, also focus on installation of four other components that makes Graylog2 a power full log management tool. Components: 1. MongoDB – Stores the configurations and meta information. 2. Elasticsearch – Stores the log messages and offers a searching facility, nodes should have high memory as all the I/O operations are happens here. 3. GrayLog – Log parser, it collect the logs from various inputs. 4. GrayLog Web interface = provides you the web-based portal for managing the logs. Prerequisites: Since the Elasticsearch is based on java, we would require to install either openJDK or Oracle JDK. It is recommended to install Oracle JDK , verify the java version by using the following command. $ java -versi...