InfiniBand connectivity issues for GPU clusters in eu-west2

Incident Report for Nebius

Resolved

This incident has been resolved.
Posted Oct 03, 2026 - 08:59 UTC

Monitoring

A fix has been implemented and we are monitoring the results.
Posted Oct 03, 2026 - 07:44 UTC

Identified

We have identified the cause of the InfiniBand connectivity issues. Our on-site team is working to resolve it. We will provide an update as soon as we have more information.
Posted Oct 03, 2026 - 04:45 UTC

Investigating

We are investigating InfiniBand connectivity issues affecting some GPU clusters in Compute Cloud in eu-west2. Distributed training jobs on affected clusters may experience degraded interconnect performance or failures. We will provide an update as soon as we have more information.
Posted Oct 03, 2026 - 02:30 UTC
This incident affected: EU-WEST2 (Compute Cloud).