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18Jun/25
Proxmox Cluster

Proxmox Cluster

DevOps, proxmox
A Proxmox cluster allows for High Availability (requires 3 nodes) and resource sharing. In a production data centre it would allow for Virtual Machines (VMs) or containers to move between nodes to help keep production systems running. It is not something I’ve done previously as I only had 1 device running Proxmox. However, I’ve now […]
17Mar/25

DevOps: What is DORA?

DevOps
DORA is an acronym for DevOps Research and Assessment. The DORA team carry out research into the DevOps movement and produce “State of DevOps” reports to show what is happening in DevOps across teams across the world. The DORA State of DevOps reports from 2014 onwards can be found at: https://dora.dev/publications/ and show the changing […]
16Mar/25

DevOps: Muri, Mura, Muda

DevOps
When discussing DevOps the Agile principles of Muri, Mura and Muda are key to help identify areas where improvements can be made. Muri Muri is overbudening. Overburdening a system, such as running an engine at its at limits can produces results for a while but it eventually causes burnout. Unlike Mura (below), Muri generally occurs […]
12Oct/24
Git: Left Over Branches

Git: Left Over Branches

DevOps, git
It’s Autumn here in the UK, and the leaves are falling from the trees leaving some empty branches. A similar principle happens when using Git and merging/deleting branches, leaving unused branches locally. I recently ran into this issue whilst working on a Django project (code on my GitHub), creating branches whilst working, merging them and […]