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Keystone, Nova, Neutron, Cinder, Swift, Heat, Horizon. Architecture modulaire, multi-tenancy native et API completes. OpenStack explique composant par composant.
Read articleIaaS, PaaS, SaaS. Hyperviseurs de type 1 et 2. VLAN, VXLAN, SDN. Les concepts fondamentaux du cloud prive, expliques depuis les bases.
Read articleCombien de temps pour migrer 50, 200, 500 VMs depuis VMware. Les cinq phases, les ordres de grandeur, et le piege des deux tiers.
Read articlevCenter, vMotion, vSAN, DRS, NSX : pour chaque concept VMware, ce qui existe dans Proxmox VE 9.2, ce qui correspond, et ce qui manque encore.
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A guided exercise: create a VXLAN zone, deploy a VNet with VNI 5000, attach VMs, and test L2 connectivity across nodes. Validated after live migration.
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A guided exercise: enable IOMMU, bind a GPU to vfio-pci, create a q35 VM, and verify passthrough with nvidia-smi. Step by step on Proxmox VE …
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A step-by-step guided exercise: install Ceph Tentacle on three Proxmox VE 9.2 nodes, deploy monitors, managers, and OSDs, and create your first RBD pool.
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Three Proxmox VE 9.2 nodes, one dedicated Corosync link, a working quorum. Step by step from pvecm create to a verified three-node cluster.
Read articleThree control planes, HAProxy, and Cilium on kubeadm. This guide covers what changes from a single CP: etcd quorum, the two join commands, and what …
Read articleA complete kubeadm walkthrough on Ubuntu 24.04 with Kubernetes 1.36, containerd, and Cilium. From kernel modules to a validated two-node cluster with a working CNI.
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