CoreWeave incident
Object Storage Performance Degradation in US-CENTRAL-09A
Resolved after 18 hours 25 minutes, affecting CoreWeave Object Storage and CoreWeave Networking (CoreWeave Networking — US-CENTRAL-09A), on September 26, 2026.
We've implemented a fix to address the Object Storage reduced IOPS affecting US-CENTRAL-09A. All services are now fully operational, and we are monitoring closely to ensure stability. We apologise for any inconvenience this may have caused. If you continue to see issues, please reach out to us at: [email protected].
Affected components
Update timeline
- investigating Sep 26, 2026, 12:23 PM UTC
We are investigating an issue that may result in reduced IOPS for Object Storage in the US-CENTRAL-09A region. Our engineering team is actively engaged and working to identify the root cause. We will continue to provide updates as we work to resolve this issue
- monitoring Sep 26, 2026, 02:29 PM UTC
We've implemented a fix to address the Object Storage reduced IOPS affecting US-CENTRAL-09A. All services are now fully operational, and we are monitoring closely to ensure stability. We apologise for any inconvenience this may have caused. If you continue to see issues, please reach out to us at: [email protected].
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