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OpenStack, Ceph and VMware procedures, command by command

The runbooks behind our engagements, written by the engineers who run them in production. Every command is illustrative and checked against the official documentation; each engagement adapts it to your releases, storage backend and security constraints.

OpenStack · Deployment

Deploy and upgrade an HA OpenStack cluster with Kolla-Ansible

Multinode inventory across two availability zones, globals.yml, prechecks, deploy, post-deployment validation and release-by-release upgrades.

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OpenStack · Storage migration

Migrate Cinder volumes between two OpenStack clouds without copying data

Cinder unmanage and manage on a shared Ceph cluster with the openstack CLI, the cinder CLI and Ansible, plus the snapshot/export fallback for isolated backends.

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VMware → OpenStack · Conversion

Migrate VMware virtual machines to OpenStack: virt-v2v and OVF export

Direct virt-v2v conversion with VirtIO injection into Cinder volumes, or OVF export, qemu-img conversion and Glance import, with the pitfalls to neutralize first.

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OpenStack → VMware · Export

Export an OpenStack instance to VMware vSphere

Glance snapshot to stream-optimized VMDK with qemu-img and govc, or direct Ceph RBD to VMDK conversion for multi-terabyte disks.

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Observability · Prometheus

OpenStack observability: Prometheus, Alertmanager and Node Exporter tuning

Scrape openstack-exporter and hosts by role, provision Grafana as code, route alerts by severity and service, exclude tap and bridge interfaces, and publish custom metrics with the textfile collector.

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VMware → Proxmox · Conversion

Migrate VMware virtual machines to Proxmox VE: ESXi import and virt-v2v

Native ESXi import wizard for a fast path, or virt-v2v and qemu-img with qm importdisk into local, ZFS or Ceph RBD storage, with the pitfalls to neutralize first.

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OpenStack · GPUDesign guide

Expose GPUs to OpenStack instances: PCI passthrough and vGPU with Nova

IOMMU and vfio-pci, Nova device_spec and alias through Kolla-Ansible, GPU flavors and UEFI images, vGPU and MIG via mediated devices, Placement checks. From the official documentation, to validate on a pilot.

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Looking for the decision-level view?

Our service pages explain the trajectory, the method and the deliverables without the commands. Or talk to an engineer directly.