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Incident detail

Edge Functions: Several users reported 503 errors with SUPABASE_EDGE_RUNTIME_ERROR error code

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Timeline

Incident updates

Every update Supabase posted, oldest to newest, exactly as it appeared on their official status page.

  1. Resolved

    Incident Summary

    A health check designed to prevent Out-of-Memory (OOM) conditions began closing some incoming connections, which led to 503 errors for a subset of users. These errors were initially surfaced under a generic SUPABASE_EDGE_RUNTIME_ERROR code.

    Timeline & Actions

    Sunday, 26: Issue detected as user reports of 503 errors increased. Investigation into root cause began.

    Monday, 27: Introduced a more accurate error code (SUPABASE_EDGE_RUNTIME_SERVICE_DEGRADED) and implemented infrastructure changes to mitigate impact.

    Tuesday, 28: Adjusted conditions for returning 503 responses to be less aggressive. Prepared a “retry-on-degraded” mechanism (not yet deployed).

    Current Status

    Mitigations are in place and improvements to error handling are ongoing. Further resilience enhancements will be deployed shortly.

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