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By: Erico Mendonca

June 3, 2026 1:39 am

332 views

Field Notes: Using the Harvester CSI Driver to consume Longhorn storage in your guest cluster

When running a guest Kubernetes cluster inside SUSE Virtualization/Harvester, you get the best of both worlds: bare-metal performance with VM-level flexibility. It's a really common pattern: you installed your Rancher and downstream nodes as guest VMs and now you need to access the host storage (SUSE Storage/Longhorn). If you’ve browsed the SUSE Rancher Apps […]

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By: Erico Mendonca

June 1, 2026 6:57 pm

341 views

Field Notes: Optimizing a DELL PowerStor CSI installation on SUSE Virtualization

What is this? I'm starting a series of blog posts on various tips, suggestions and optimizations I've devised here and there with SUSE products as a Solutions Architect! This one in particular are some notes and suggestions for improving the documentation at: https://infohub.delltechnologies.com/static/media/client/7phukh/DAM_4b73960f-163e-4463-bec1-d10280d8160e.pdf DISCLAIMER: This is not official documentation, just some field […]

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By: Erico Mendonca

December 26, 2025 7:52 pm

1,838 views

PCI Passthrough Demystified: Setting up AMD GPUs in Harvester

If you’ve ever tried to set up GPU passthrough, you know the struggle.You edit the GRUB config, you isolate the IOMMU groups, you cross your fingers, and... you get a black screen. Or worse, the dreaded "Code 43."Setting up PCI passthrough is notoriously finicky, and doing it within a Hyper-Converged […]

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By: Erico Mendonca

December 26, 2025 7:16 pm

809 views

SUSE AI: A new foundation for your private AI implementation (part 7)

Last time… In the last article, we installed SUSE Observability, a powerful tool to get insights for all aspects of our cluster and workloads. Today, we’ll add the metrics module for our LLM and GPU workloads and explore a bit of the WebUI! Adding GenAI Observability metrics To collect metrics related to GenAI (GPU/LLM/Vector […]

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By: Erico Mendonca

July 5, 2025 3:23 pm

1,554 views

SUSE AI: A new foundation for your private AI implementation (part 6)

Last time… This is a series of articles dealing with SUSE AI, please take a look at the first article here. In the last article, we explored OpenWebUI and SUSE Security, a great tool for monitoring the communications of your entire K8s cluster. Installing SUSE Observability Before starting Please make sure you have the following […]

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By: Erico Mendonca

July 5, 2025 3:13 pm

1,676 views

SUSE AI: A new foundation for your private AI implementation (part 5)

Last time… This is a series of articles dealing with SUSE AI, please take a look at the first article here. In the last article, we got all our basic AI workloads, Milvus and Ollama, working. Today, we’re going to explore a bit of OpenWebUI and delve into SUSE Security. OpenWebUI: we have a […]

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By: Erico Mendonca

June 25, 2025 6:56 pm

2,084 views

SUSE AI: A new foundation for your private AI implementation (part 4)

Last time… This is a series of articles dealing with SUSE AI, please take a look at the first article here. In the last article, we set up many functional aspects of our cluster, including Storage Classes and the NVIDIA GPU Operator. Now we’re ready to deploy some AI workloads! Installing Milvus Milvus is […]

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By: Erico Mendonca

June 25, 2025 6:36 pm

1,639 views

SUSE AI: A new foundation for your private AI implementation (part 3)

Last time… This is a series of articles dealing with SUSE AI, please take a look at the first article here. In the last article, we were able to get things really going! We ended with a working Kubernetes cluster using RKE2 on all nodes, and with a working Rancher Manager. In this article, we’[…]

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By: Erico Mendonca

June 25, 2025 6:19 pm

2,091 views

SUSE AI: A new foundation for your private AI implementation (part 2)

Before we proceed… This is a series of articles dealing with SUSE AI, please take a look at the first article here. It’s time to start setting up your SUSE AI stack! But first, we need to make a small checklist on what we’ll need: Have your SUSE Customer Center (SCC) account ready […]

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