Automation & Infrastructure as Code

Make cluster builds and changes repeatable using Ansible, Terraform and Git-based workflows.

Service description

Manual configuration of HPC and AI clusters does not scale and makes troubleshooting harder. This service helps convert existing build and configuration steps into code, typically using Ansible for host configuration and Terraform or similar tools for underlying infrastructure.

We start by documenting the current state and identifying which parts of the lifecycle cause the most pain: new node onboarding, upgrades, security fixes or user environment changes. Then we build or refactor roles and playbooks that capture those steps, along with tests and sanity checks.

The goal is a workflow where changes can be reviewed, applied to a subset of nodes, rolled back if necessary and repeated consistently as the cluster grows.

Diagram & case study
Service diagram for Automation & Infrastructure as Code

Case study – From snowflake nodes to predictable builds

A customer had grown their cluster over several years, with each batch of nodes configured slightly differently by hand. Troubleshooting and upgrades became increasingly risky.

We helped them introduce a minimal, focused set of Ansible roles and a Git-based change process. New nodes could be provisioned in a standard way, and existing ones were gradually converged to the same baseline. This reduced surprise failures and made audits significantly easier.

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