Bad network interface on (
Incident Report for Papertrail
Between 04:05 and 09:40 UTC on November 17, 2023, the IP address, associated with one of the backend servers for, encountered a hardware network interface issue.

The other 3 IP address that serves remained operational.

Customer impact for users that happen to use the IP address for

1. Port-Based Log Destinations and UDP users
Logs would have been dropped.

2. TCP users
Logs would have experienced a 6-hour delay, then sent all at once around 09:35-40 UTC. This delay will lead to incorrect timestamps in the logs, reflecting the time of arrival rather than the time of generation.

Importantly, there is no impact on Heroku customers and those utilizing as an HTTP log destination.
Posted Nov 16, 2023 - 20:00 PST