Resolved
This incident is now resolved. The impact start time was 2023-05-13 at 11:59 UTC, and the end time is 2023-05-13 at 14:25 UTC.
Monitoring
Common Runtime customers in the US & EU regions may have experienced elevated H21 Backend Connection Refused errors. Engineers have deployed a fix and continue to monitor.
Update
Some Common Runtime customers in the US and EU regions may intermittently experience elevated H21 Backend Connection Refused errors. Our engineers continue to investigate the issue.
Issue
Common Runtime customers in the US and EU regions may experience elevated H21 Backend connection refused errors. Our engineers are investigating the issue.