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minorArchivedVercel

Vercel: Failures delivering Logs to Drains

  1. Investigating(done)
  2. Trending(skipped)
  3. Workaround available(skipped)
  4. Resolved(done)
  5. Archived

Executive summary

Between September 16, 2026 and September 17, 2026, some customers experienced failed drain deliveries due to larger payloads exceeding a 5 MB delivery-size limit. The issue was resolved with a fix that splits larger payloads into smaller ones before delivery.

No verified workaround yet

This incident was resolved upstream without a reported workaround.

Official fix
Technical root cause

Under active investigation. No report has identified a root cause yet.

Evidence

1 report · 1 StatusShow
  1. [1]
    Status First report
    Failures delivering Logs to Drains(opens official status page in a new tab)

    Resolved: Between September 16, 2026 11:06 UTC and September 17, 2026 07:11 UTC, some customers experienced failed drain deliveries. An update caused larger payloads to exceed a 5 MB delivery-size limit at some Drain destinations. We have implemented a fix that splits larger payloads into smaller payloads before delivery. Affected Drains data could not be redelivered.

    by vercel status

Timeline

  1. First report on status page

    Failures delivering Logs to Drains

    Source
  2. Official statement

    Resolved: Between September 16, 2026 11:06 UTC and September 17, 2026 07:11 UTC, some customers experienced failed drain deliveries.

    Source
  3. Status changed

    Status changed: new → archived (resolved more than 14 days ago).