How to upgrade PostgreSQL-server to 9.6

Postgresql Logo

If you have followed my posts on how to install Jira, Confluence and Bitbucket in past, you probably have ended up installing Posgresql-server version 9.2. That version still is the latest version that Centos7 has on its official repository.

The problem is Atlassian dropped support for that version few months back but you still could install the updates. Last month when I updated to the latest version of Jira (7.11.0), I had an oops!! moment when server failed to start due to unsupported database server. Luckily I had a recent full back-up of the server and could recover easily.

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how to install Matomo on Centos7

Matomo (formerly Piwik) is a free and open source analytics platform. Here i will go through the installation and setup of full server on a Centos 7 machine.

Simple way

Simplest and quickest way is to run the installation script i have created here.

https://github.com/sjoulaei/install-matomo-centos

Please note that the script is not designed to handle all situations and produce errors etc. It is meant to be run on a fresh installation of Centos 7. It will install and configure all you need to run Matomo server.

This should take than 5 minutes to fully install the Matomo server.

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CVS to Git migration is more than just upgrading your tool

We have a project that has a long history. The first code in the repository committed in 1994. The source code hosted on a cvs server. I have started migrating the source code to git.

I have never used CVS in real life but from what I can gather, it is safe to say that it is a thing of past and no longer meets the requirements of modern era code management. So there is no point hanging on to it.

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How to install Graphite on Centos7

 Introduction

Original Source: Digital Ocean tutorial . Some updates made to fix some issues.

Monitoring systems receive and accumulate large amounts of data as they run. The longer a monitoring system runs, the more data it collects.

Most monitoring systems do not have the tools for long-term data analysis and storage. They’ll either keep every reading, which causes storage issues, or remove old data upon reaching a certain threshold, which prevents us from analysing our system performance over a long period of time.

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