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Posts published in “Technical Stuff”

How to use Docker with Bunnyshell

Irina Lam

Docker is the most popular file format for Linux-based container development and deployments. If you’re using containers, you’re most likely familiar with the container-specific toolset of Docker tools, that enable…

Security flaw: Kubernetes

Alin Dobra

Security impact – CVSS3 score of 9.8  A very serious security flaw (CVE-2018-1002105) has just been found and patched for Kubernetes. The security flaw allows any authenticated Kubernetes user to get…

Deployment method: Rolling with additional batches

Ionut Tocila

Rolling with additional batches it is a deployment strategy used when available servers can not respond to incoming traffic because of high load while other servers are updated during deployment.…

Deployment method: Rolling

Ionut Tocila

The Rolling method is used to update software in batches, one batch after another. The batch number represents the number of instances that are updated at the same time. Possible values…

Deployment Method: All at once

Ionut Tocila

All At Once deployment method is used to pull new software on all serves at the same time, and causes downtime. To review some of load balancer concepts please visit this…

Deployment Strategy Patterns: Technical definitions

Ionut Tocila

Deployment strategy patterns are common solutions to a subset of problems which can be solved in the same way. Deploy strategy patterns use a set of concepts which I will further…

Deployment method: Immutable

Ionut Tocila

Immutable deployment strategy is used to either reduce the risk of system failure when the servers configuration changes or as a frequent deployments method, which uses images to build each server…

Deployment strategy: Blue/Green

Ionut Tocila

Blue/Green deployment strategy is used for zero downtime deployments. What’s great about this method is that even if something goes wrong during deployment, it reduces the downtime and risk by…