Monetize, Invest, Curate UIs Inaccessible
Incident Report for Xandr
Postmortem
Incident Summary 
From approximately 16:18 UTC to 17:00 UTC on Saturday, April 23 due to name resolution issues, some requests being served from the NYM2 datacenter experienced delays resulting in UI inaccessibility for users located near the East Coast of the U.S. 


Scope of Impact 
During the incident window, customers experienced intermittent delays with accessing our Invest, Monetize, and Curate UI. 

Timeline (UTC) 
2022-04-23 16:18: Incident Started: Impact of issue was felt by clients 

2022-04-23 16:28: Incident Escalated: Engineers notified to existence of incident 

2022-04-23 16:58: Issue Identified: Engineers identified issue causing incident 

2022-04-23 17:00: Issue Resolved: Final fix released to address underlying issue 

Cause Analysis 
Due to intermittent name resolution issues in NYM2 datacenter, some requests going through this host were dropped causing the inaccessibility of our UIs, namely Monetize, Invest, and Curate. 

Resolution Steps 
Teams identified the problematic service and removed that from production, which immediately resolved this issue. 

Next Steps 
- Further investigation will be carried out by the teams on this issue. 
Posted Apr 28, 2022 - 17:40 UTC

Resolved

The incident has been fully resolved. We apologize for the inconvenience this issue may have caused, and thank you for your continued support.

Posted Apr 23, 2022 - 05:38 UTC
Monitoring

We have patched the issue and are monitoring our systems closely. We will provide an update as soon as the issue has been fully resolved.

Posted Apr 23, 2022 - 05:19 UTC
Investigating

We are currently investigating the following issue:

  • Component(s): UI
  • Impact(s):
    • Monetize, Invest, and Curate UIs are currently inaccessible
  • Severity: Major Issue
  • Datacenter(s): Global

We will provide an update as soon as more information is available. Thank you for your patience.

Posted Apr 23, 2022 - 04:52 UTC