Increased Edge Function & Middleware 5xx errors in sfo1 (San Francisco, USA)
Incident Report for Vercel
Resolved
This incident has been resolved.
Posted Apr 09, 2024 - 06:01 UTC
Monitoring
We are continuing to monitor the situation closely.
Posted Apr 09, 2024 - 04:35 UTC
Identified
We have identified the issue to be isolated to the sfo1 (San Francisco, USA) region and have temporarily redirected Edge Function and Middleware traffic to other regions. Serverless Functions are not affected and will continue to run as normal.
Posted Apr 09, 2024 - 03:48 UTC
Investigating
Our monitoring systems have detected an elevated rate of 5xx errors originating from our sfo1 (San Francisco, USA) edge node. The issue began at approximately 22:58 UTC on April 8, 2024.

We are currently investigating
Posted Apr 09, 2024 - 03:37 UTC
This incident affected: Edge Functions, Edge Middleware and Edge Network (SFO1 - San Francisco, CA, USA).
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