For those who use Spring-Boot or even better JHipster as based stack for their Java Enterprise Application, you are probably familiar with Spring-Boot « health » endpoint within Actuator project.
As introduction, you can read my post a year ago about AWS EC2 backup ecosystem and needs
EC2Backuper is a multi-platform (Java based with bat and shell launchers) which goal is to
Some times for performance, availability or scalability reasons, we may need to rewrite an application that was previously working with an SQL database to fit a NoSQL usage or even hybrid one: a part of data will remain relational and the other part not relational
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This weekend a friend of mine, owner of a web site dev-hosting company told me about cPanel regular emails alerts regarding recurrent SSH failed login attempts on one of his customers servers from few IPs located in 3 countries.
He asked me about a way to block certain countries via iptables. I wrote something that did the trick Lire la suite
In this post (https://zoumana.wordpress.com/2014/06/16/zero-downtime-deploiement-sur-tomcat7/), i talked about the Zero Downtime deployment feature inside tomcat 7 and later.
To summary this was about deploying a newer version of the same app within the same tomcat container keeping the previous WAR serving the HTTP requests until the new version is successfully deployed to take over the next users’ requests.
Today the target is the same: avoiding to take an application off-line during an upgrade for the happiness of end users 🙂 but through one of Amazon Web Services feature: Elastic Load Balancer! Lire la suite
It’s been 10 months since i am no more doing SCRUM after almost 5 years being immersed on Agile Products/Software Development including 2 years leading as Scrum Master a Cloud Management product development team.
At this step of my road, i will take few minutes to make a feedback of my feelings and remarks regarding my old and new conditions: Lire la suite
This is a question an Infrastructure Manager asked!
Here is my answer… Lire la suite