Outage in Heroku

Elevated H21 - Backend Connection Refused Errors

Resolved Minor
May 13, 2023 - Started about 2 years ago - Lasted about 7 hours
Official incident page

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Outage Details

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.
Components affected
Heroku Apps
Latest Updates ( sorted recent to last )
MONITORING about 2 years ago - at 05/13/2023 07:07PM

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 about 2 years ago - at 05/13/2023 05:03PM

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 about 2 years ago - at 05/13/2023 02:56PM

Common Runtime customers in the US and EU regions may experience elevated H21 Backend connection refused errors. Our engineers are investigating the issue.

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