Resolved -
Between 18:15 UTC and 18:28 UTC, we observed elevated error rates, and Google Calendar users may have experienced delays with calendar reads and writes. Since 18:28 UTC, all Google Calendar operations have been functioning as normal.
Nov 12, 18:56 UTC
Monitoring -
Google's API error rate has dropped again and has been at normal levels for the past 10 minutes.
We'll continue to monitor and confirm this holds out.
Nov 12, 18:40 UTC
Investigating -
We are currently investigating the cause of Google calendar sync degradation
Nov 12, 18:31 UTC