DevOps

DevOps rocks!

Hyper VM Troubleshooting

Sometimes your winwos’ HyperV Hypervisor will refuse to start. The problem is tricky because the services seems started if you check them. Also the installation is successful, virtualization is enabled and so on. So what is wrong?

Docker Shadow of Lights: docker on Raspberry Pi 2/3

Cloud, DevOps, and Microservices are three strong forces are melting together. Containers is the key technology around them. Before docker, horizontal scaling via VM spinning was feasible but a slow speed, compared to the speed of a docker container boot. So do you want to learn docker without going out of business? Let’s go! So if …

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OpsDev

From an internal email of a very very big corporate company Incident Background: BIGPROJECT has been unavailable since APAC SOD due to a data refresh activity being wrongly triggered in from UAT to Production environments. Business Impact BIGPROJECT is unavailable for all users in the bank BIGPROJECT2 platform which sits on BIGPROJECT is unavailable this …

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Docker & containers: uso ideale

Docker is a tool that can package an application and its dependencies in a virtual container that can run on any Linux server. This helps enable flexibility and portability on where the application can run, whether on premises, public cloud, private cloud, bare metal, etc. Da https://en.wikipedia.org/wiki/Docker_(software) Docker e la “containerizzazione” sono l’evoluzione di due tecnologie molto “antiche”: