
Over a three-month period, contributed to the OCP-on-NERC/nerc-ocp-config repository by delivering infrastructure features focused on GPU passthrough, resource governance, and observability in Kubernetes environments. Developed and iterated on PCIe GPU passthrough configurations for A100 and V100 GPUs, leveraging YAML and makefile for machine and cluster configuration. Enhanced test cluster reliability by implementing rollback and feature-toggle patterns, and improved resource isolation through IOMMU and vfio-pci integration. Later, introduced Prometheus metrics collection for invoicing, relocating ServiceAccount management to cluster scope for better RBAC and access control. All work emphasized reproducibility, traceability, and alignment with infrastructure-as-code best practices.
February 2025 monthly summary for OCP-on-NERC/nerc-ocp-config focusing on observability and access control improvements through Prometheus metrics collection for invoicing and cluster-scoped identity management.
February 2025 monthly summary for OCP-on-NERC/nerc-ocp-config focusing on observability and access control improvements through Prometheus metrics collection for invoicing and cluster-scoped identity management.
December 2024 monthly summary for OCP-on-NERC/nerc-ocp-config focused on delivering GPU passthrough capabilities for virtual machines and tightening resource governance. Key changes include reconfiguring the test cluster to support IOMMU, loading the vfio-pci module, and updating the HyperConverged resource to permit specific host devices. A follow-up commit narrows access to the V100 GPU by removing the A100 node, ensuring controlled and predictable GPU resource allocation for tests. Business value includes enabling GPU-accelerated testing workflows, improved resource isolation, and a foundation for reproducible, scalable VM provisioning. Technologies demonstrated: IOMMU-based PCI passthrough, vfio-pci, HyperConverged resource customization, PCI device management, and Git-based release discipline.
December 2024 monthly summary for OCP-on-NERC/nerc-ocp-config focused on delivering GPU passthrough capabilities for virtual machines and tightening resource governance. Key changes include reconfiguring the test cluster to support IOMMU, loading the vfio-pci module, and updating the HyperConverged resource to permit specific host devices. A follow-up commit narrows access to the V100 GPU by removing the A100 node, ensuring controlled and predictable GPU resource allocation for tests. Business value includes enabling GPU-accelerated testing workflows, improved resource isolation, and a foundation for reproducible, scalable VM provisioning. Technologies demonstrated: IOMMU-based PCI passthrough, vfio-pci, HyperConverged resource customization, PCI device management, and Git-based release discipline.
Month 2024-11: Delivered PCIe GPU Passthrough Configuration for A100 GPUs in the test cluster within OCP-on-NERC/nerc-ocp-config. Implemented machine configuration updates and VFIO PCI mappings to enable GPU testing, with a rollback to disable PCI passthrough for simpler test-cluster setup and safer experimentation. No major bugs fixed this month. Impact: enables targeted GPU workload testing, accelerates validation cycles, reduces setup complexity, and increases test environment reliability. Technologies/skills demonstrated include Linux machine configuration, VFIO PCI mappings, rollback/feature-toggle patterns, and commit-traceable configuration changes.
Month 2024-11: Delivered PCIe GPU Passthrough Configuration for A100 GPUs in the test cluster within OCP-on-NERC/nerc-ocp-config. Implemented machine configuration updates and VFIO PCI mappings to enable GPU testing, with a rollback to disable PCI passthrough for simpler test-cluster setup and safer experimentation. No major bugs fixed this month. Impact: enables targeted GPU workload testing, accelerates validation cycles, reduces setup complexity, and increases test environment reliability. Technologies/skills demonstrated include Linux machine configuration, VFIO PCI mappings, rollback/feature-toggle patterns, and commit-traceable configuration changes.

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