What happened

A large increase in incoming connections to the uk-1.platform.sh region caused the gateways to become unresponsive. Availability of sites/environments in the region was impacted.

This incident did not affect Dedicated clusters.

Customer Impact

Some sites in uk-1.platform.sh region were unavailable during the incident (starting at 11:43 UTC on 2024-03-26).

Most affected sites have recovered within 25 minutes (by 12:07 UTC).

The remaining sites have recovered within 45 minutes (by 12:30 UTC).

What was done to resolve the incident

We have added extra gateway hosts to distribute the load and have blocked some malicious (DDOS) traffic to the region.