Incident Date: March 3, 2022
Incident Number: PR-2900
On March 3, 2022 at 6:12 PM ET, Tucows’ hosted email platform experienced service interruption impacting webmail for Prod A. Tucows’ Engineering team was engaged to investigate the issue.
The service interruption was due to execution of a planned maintenance that was recommended by the vendor which caused unexpected behaviour on the load balancer.
At 6:45 PM ET, the Engineering team reverted the change and started working on stabilizing the high load in the email environment.
At 10:30 PM ET, The engineering team was able to reboot multiple systems to alleviate high load and stabilize the email environment.
Tucows is to work with the vendor to further investigate the root cause of the unexpected behaviour on the load balancer during the maintenance.
Tucows Engineering Team