https://blog.profops.com/ProfopsProfOps is a company specialised in Cloud technology, both in how to develop Cloud Native as well as build an On-Premises (Private) Cloud Platform 2026-01-30T12:44:55+01:00 Albert Witteveen https://blog.profops.com/ Jekyll © 2026 Albert Witteveen /assets/img/favicons/favicon.ico /assets/img/favicons/favicon-96x96.png Combining FleetDM with reverse ssh shell2026-01-01T15:00:00+01:00 2026-01-01T15:00:00+01:00 https://blog.profops.com/posts/combining-fleet-with-reverse-ss-shell/ Albert Witteveen Why would you want a reverse SSH shell So in a previous post I wrote about using FleetDM to help you manage a device running Linux of a friend or family member. Fleet handles a lot for you, but if you really need to troubleshoot, you want to login and get a shell. Now what you don’t want is to expose their device listening to ssh connections on the internet and open ports in their firewall or ... Using FleetDM for personal use2025-12-31T21:00:00+01:00 2025-12-31T21:00:00+01:00 https://blog.profops.com/posts/using-fleetdm-for-personal-use/ Albert Witteveen Fleetdm: an open core ‘Mobile’ Device Manager (MDM) If you’re an organisation managing multiple devices, especially what is usually called endpoints such as laptops, smartphones, tablets etc. a system to manage this is very useful. For some reason they are often referred to as Mobile Device Managers (MDM) since the focus these days is on laptops and smartphones and sometimes tablets. They are ... Upgrading my GPU to a RTX50602025-12-14T13:00:00+01:00 2025-12-14T13:00:00+01:00 https://blog.profops.com/posts/upgrading_my_gpu/ Albert Witteveen Upgrading my GPU to an RTX 5060 TI 16Gb Previously I wrote about converting pdfs to epub using my aging GTX 970 with just 4Gb of Vram. The software I use is Marker which requires so much Vram that I had to build a custom framework to first split the PDF in seperate files, then convert the pdf files into .md files and finally the framework stitches it back together. This worked, but it is cumbe... Kunnen we zelf een cloud maken2025-08-28T15:47:25+02:00 2026-01-01T16:08:24+01:00 https://blog.profops.com/posts/kunnenwezelfeencloudmaken/ Albert Witteveen Kunnen we zelf een cloud maken? Inhoud Kunnen we zelf een cloud maken? Inhoud Tl;DR Wat bedoelen we met Cloud? Hyperscalers Cloud Native Software As A Service (SaaS) Veiligheid Geen garanties Open Source Isolatie en Identity and Access Manag... Using LXC containers2025-08-08T14:57:27+02:00 2025-08-28T18:04:38+02:00 https://blog.profops.com/posts/lxd/ Albert Witteveen My LXC start with Proxmox the difference with Docker containers in retrospect Don’t need Proxmox LXD/LXC LXD also does virtuals? Some commands / cheat list My LXC start with Proxmox Recently I started in my homelab/homeserver with the use of Proxmox. That works out quit well. It is an old NUC with 32 Gb memory and a 4 core I5. It may be a bit old, but it work...