March 23, 2022
Ops Notice 2022-004

TMX Group

TMX Operational Notice

Internal Disaster Recovery Test - Saturday, April 23, 2022

TMX Internal Disaster Recovery Test

Please be advised that TMX will be conducting an Internal Disaster Recovery Test on Saturday, April 23, 2022. The purpose of Internal tests is to validate the failover of TMX's primary trading and feed delivery systems.

All post-test validation will be completed by TMX and no validation activity is required by TMX Clients.

Clients will experience a loss of network connectivity for circuits to 3500 Steeles Avenue, Markham data centre during the test. Any alerts generated should be suppressed or ignored. Network connectivity is anticipated to be restored at approximately 11 PM ET on Saturday, April 23rd.

A notice will be sent to the street when the test is over and normal operations have resumed.

Other Disaster Recovery (DR) tests are scheduled as follows:

  • The External Connectivity Disaster Recovery (DR) test is scheduled for Saturday, September 10, 2022.
  • The External Functionality Disaster Recovery (DR) test is scheduled for Saturday, October 15, 2022.

During the External DR tests, client participation is permitted and encouraged.
Further communication regarding External DR testing will be communicated closer to the testing date.