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Lambda: Degraded Performance in us-midwest-2

Affected components: NetworkVirtual Machines

Timeline of updates

1. investigating2026-08-03 22:30 UTC

   Severity Level: Medium We’re currently investigating a potential issue with our B200 cluster performance in us-midwest-2 impacting Managed Kubernetes, and 1-Click Cluster customers. Our teams are actively working to identify the root cause and mitigate or resolve the issue. Thank you for your patience and understanding during this time. ----------------------------------------------------------------------------- In the event you’re unsure as to whether your service is impacted by this incident, please open a support ticket. We’ll get back to you as soon as possible. • https://support.lambdalabs.com/hc/en-us/requests/new To be automatically notified when the status of this incident changes, please click on the “Subscribe to updates” button

2. monitoring2026-08-08 02:10 UTC

   Severity Level: Medium We identified an issue within the InfiniBand fabric and implemented changes to address it. Performance has returned to expected levels based on telemetry and internal testing. We are continuing to monitor for stability. To be automatically notified when the status of this incident changes, please click on the “Subscribe to updates” button. Thank you for your patience and understanding during this time.

3. investigating2026-08-11 15:47 UTC

   Severity Level: Medium We’re currently investigating a potential issue with our B200 cluster performance in us-midwest-2 impacting Managed Kubernetes, and 1-Click Cluster customers. Our teams are actively working to identify the root cause and mitigate or resolve the issue. Thank you for your patience and understanding during this time.

4. monitoring2026-08-22 00:38 UTC

   Severity Level: Medium Performance has returned to acceptable levels based on current telemetry and internal testing. We are continuing to monitor for stability and will provide further updates as they become available. ----------------------------------------------------------------------------- In the event you’re unsure as to whether your service is impacted by this incident, please open a support ticket. We’ll get back to you as soon as possible. • https://support.lambdalabs.com/hc/en-us/requests/new To be automatically notified when the status of this incident changes, please click on the “Subscribe to updates” button.

5. resolved2026-08-25 04:23 UTC

   Severity Level: Medium Performance has returned to expected levels based on current telemetry and internal testing after monitoring health over the weekend. ----------------------------------------------------------------------------- Again, in the event you’re unsure as to whether your service is still impacted by this, please open a support ticket and we’ll get back to you as soon as possible. • https://support.lambdalabs.com/hc/en-us/requests/new To be automatically notified when the status of this incident changes, please click on the “Subscribe to updates” button.

Impact, status and times are the vendor’s own, as last archived. View on status.lambda.ai (opens in new tab). Lambda profile · Recent Lambda incidents · Markdown · JSON