Benoît Armbruster, data and BI · barm.dev Blog by Benoît Armbruster, in data and BI since 2010, data engineer turned data architect: data warehouses, Snowflake, dbt, Qlik, Power BI, SQL Server. https://blog.barm.dev/en/ en My current architecture, or the art of removing things https://blog.barm.dev/en/blog/008-architecture-actuelle/ https://blog.barm.dev/en/blog/008-architecture-actuelle/ After 287 days of silence, five missing characters explain my 404 page. I remove two tools and everything finally works. Fri, 06 Nov 2026 00:00:00 GMT No! A data project is not managed like an IT project https://blog.barm.dev/en/blog/007-projet-data-vs-projet-it/ https://blog.barm.dev/en/blog/007-projet-data-vs-projet-it/ Setting up a dashboard is not the same as building an application. A real example, four days before a visit from senior management. Thu, 16 Apr 2026 00:00:00 GMT Proxmox, Docker, Guacamole, and the docker compose waltz https://blog.barm.dev/en/blog/006-proxmox-docker-guacamole/ https://blog.barm.dev/en/blog/006-proxmox-docker-guacamole/ Two days to lay the foundation, two weeks to expose Guacamole properly. Then one security layer too many made it unreachable. Wed, 19 Nov 2025 00:00:00 GMT Raspberry Pi and Docker, when the processor decides https://blog.barm.dev/en/blog/005-raspberry-arm-contre-x86/ https://blog.barm.dev/en/blog/005-raspberry-arm-contre-x86/ A Docker image published for amd64 only ends the Raspberry Pi experiment. The real issue was elsewhere: the need outgrew the hardware. Tue, 23 Sep 2025 00:00:00 GMT Reviving My Raspberry Pi 3B https://blog.barm.dev/en/blog/004-post-raspbian-jessie/ https://blog.barm.dev/en/blog/004-post-raspbian-jessie/ Reviving My Raspberry Pi 3B: From Jessie to Bookworm (and a Dead SD Card) Fri, 05 Sep 2025 00:00:00 GMT Server rack issues https://blog.barm.dev/en/blog/003-post-server-rack-issues/ https://blog.barm.dev/en/blog/003-post-server-rack-issues/ When simple mechanical issues slow down my projects Mon, 01 Sep 2025 00:00:00 GMT Updates and roadmap - Aug25 https://blog.barm.dev/en/blog/002-post-updates-and-roadmap-aug25/ https://blog.barm.dev/en/blog/002-post-updates-and-roadmap-aug25/ Definitely lost in translation ... Fri, 22 Aug 2025 00:00:00 GMT A First Post, Finally! https://blog.barm.dev/en/blog/001-first-post/ https://blog.barm.dev/en/blog/001-first-post/ Or, how it is difficult to make tangible things. Mon, 18 Aug 2025 00:00:00 GMT