Snowflake experienced a minor incident on May 20, 2025 affecting Databases, Tables, and Views, lasting 2h 22m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating May 20, 2025, 12:08 PM UTC
Current status: We're investigating an issue with Snowflake Data Cloud. We'll provide an update within 60 minutes. Customer experience: Customers in the affected deployments might face delays in resuming, or be unable to resume, virtual warehouses. Customers may also face delays in using Snowpark Container Services. Incident start time: 11:00 UTC May 20, 2025
- identified May 20, 2025, 01:06 PM UTC
Current status: We've identified the source of the issue, and we're developing and implementing a fix to restore service. We'll provide another update within 60 minutes. Customer experience: Customers in the affected deployments might face delays in resuming, or be unable to resume, virtual warehouses. Customers may also face delays in using Snowpark Container Services. Incident start time: 11:00 UTC May 20, 2025
- monitoring May 20, 2025, 01:36 PM UTC
Current status: We've implemented the fix for this issue, and we'll continue to monitor the environment until we're confident all services are functioning properly. Customer experience: Customers in the affected deployments may have faced delays in resuming, or been unable to resume, virtual warehouses. Customers may also have faced delays in using Snowpark Container Services. Incident start time: 11:00 UTC May 20, 2025 Incident end time: 13:20 UTC May 20, 2025 Preliminary root cause: An internal change intended to optimize system efficiency had an unintended consequence that resulted in a temporary inability to provision service infrastructure. This resulted in performance degradation when attempting to use virtual warehouses and Snowpark Container Services.
- resolved May 20, 2025, 02:30 PM UTC
Current status: We've implemented the fix for this issue and monitored the environment to confirm that service was restored. If you experience additional issues or have questions, please open a support case via Snowflake Community. Customer experience: Customers in the affected deployments may have faced delays in resuming, or been unable to resume, virtual warehouses. Customers may also have faced delays in using Snowpark Container Services. Incident start time: 11:00 UTC May 20, 2025 Incident end time: 13:20 UTC May 20, 2025 Preliminary root cause: An internal change intended to optimize system efficiency had an unintended consequence that resulted in a temporary inability to provision service infrastructure. This resulted in performance degradation when attempting to use virtual warehouses and Snowpark Container Services. A root cause analysis (RCA) document will be published within seven business days.
- postmortem May 28, 2025, 02:18 PM UTC
Snowflake Engineering has completed the postmortem of this service incident. A detailed Root Cause Analysis \(RCA\) is available on the Snowflake Community site: [https://community.snowflake.com/s/article/INC0133994](https://community.snowflake.com/s/article/INC0133994)