Courier incident

Message status updates are delayed

Minor Resolved View vendor source →

Courier experienced a minor incident on April 20, 2023 affecting Web Application and API, lasting 1h 1m. The incident has been resolved; the full update timeline is below.

Started
Apr 20, 2023, 10:09 PM UTC
Resolved
Apr 20, 2023, 11:10 PM UTC
Duration
1h 1m
Detected by Pingoru
Apr 20, 2023, 10:09 PM UTC

Affected components

Web ApplicationAPI

Update timeline

  1. investigating Apr 20, 2023, 10:09 PM UTC

    Courier is currently investigating an issue with message status updates. We believe there is no impact to message delivery at this time.

  2. identified Apr 20, 2023, 10:24 PM UTC

    Courier is rolling back a change that we believe is causing updates to not apply to sent messages. Next update in ~45 minutes.

  3. monitoring Apr 20, 2023, 11:08 PM UTC

    Courier's release has completed and message status updates appear to be recovering. Courier will continue to monitor until event updates are caught up.

  4. resolved Apr 20, 2023, 11:10 PM UTC

    Message status updates are now being applied with no delay.