Cronofy experienced a minor incident on October 28, 2023 affecting Apple, lasting 1h 57m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- monitoring Oct 28, 2023, 02:07 PM UTC
Errors when communicating with Apple calendar increased significantly across all data centers from 13:36 UTC. This is not affecting communications with any other calendar providers. We continue to monitor the situation.
- monitoring Oct 28, 2023, 03:03 PM UTC
We continue to observe a high error rate on Apple's Calendar API. Around 22% of Apple Calendar operations are resulting in an error. We'll continue to monitor things and update accordingly.
- resolved Oct 28, 2023, 04:05 PM UTC
Error rates from Apple's API have returned to normal levels, and calendar syncs for Apple-backed calendars are healthy again. Apple Calendar sync performance dropped starting at 13:36 UTC and finishing at 15:43 UTC. During this time no other calendar provider sync operations were affected.