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Warning!

Puhti and Mahti will be decommissioned after Roihu becomes available. Users should clean up unnecessary files and move any required data by the end of August 2026. See the Roihu data preparation instructions for details.

Puhti scratch is very full: keep only active data there and move or delete everything else. No new Puhti scratch quota will be granted.

The Allas object storage

This Allas object storage service user guide consists of following parts:

Introduction

Accessing Allas

Understanding error messages

Tutorials and other documents

Allas FAQ