Incident Date: March 23, 2020
Incident Number: PR-1022
On March 23, 2020, at 9:00 AM ET, the Tucows HostedEmail platform experienced service interruptions, impacting Inbound/outbound mail deliveries and mailbox accessibility in prod A.
The service interruption was caused due to a high load on a network storage device.
The operations team performed multiple maintenance to minimize the impact and migrated mailboxes to a different network storage device. The migration process was spread out over a couple of maintenance windows due to the high volume of users residing on the affected network storage device.
On March 26, 2020, at 7:30 PM ET, The Operations team restored all the services and stabilized the load in the email environment.
Preventive measures: As part of the ongoing stabilization efforts in cluster A, Tucows will continue to increase and provision additional capacity and continue with the load distribution efforts to prevent further client impact.