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Warning!

Puhti and Mahti are being decommissioned in stages, and their storage areas will become fully unavailable from 15 October 2026. Clean up unnecessary files and move any data you need to keep by 31 August 2026. See the Roihu data migration guide for instructions on transferring your data to Roihu.

Puhti computing services have been decommissioned and no new jobs are accepted or executed on its compute nodes. Puhti login nodes and storage services are planned to remain available until 15 October 2026.

Usage

This section covers everything you need to build, deploy, and run your own applications on Rahti: deploying ready-made applications from the catalog, building and managing your container images, storing your application data, and connecting your applications to the network.

  • Kubernetes and OKD concepts — the core objects and abstractions you work with on Rahti.
  • Rahti catalog — deploy ready-made applications and components (Helm charts, templates, builder images).
  • Container images — build, store, and manage your container images.
  • Storage — persistent, ephemeral, and object storage for your data.
  • Networking — Pod IPs, Services, and Routes that expose your applications.