Microsoft 365 Alert : Service Degradation – OneDrive for Business – Some users may have been intermittently unable to sign into the OneDrive for Business service – RESOLVED
20/10/2022 13:15:00 PM (BST)
Microsoft Reference : OD448095
Issue Status : RESOLVED
Issue Description : Users may have been intermittently unable to sign into the OneDrive for Business service.
More info : Users may have been intermittently unable to sign into the OneDrive for Business service. As impact was intermittent retries may have been successful.
Scope of impact : Impact was specific to some users who were served through the affected infrastructure in Europe, Middle East, and Africa.
Current Update : 20/10/2022 13:15:00 PM – Microsoft has identified that an unexpected increase in user traffic, inadvertently caused a section of infrastructure responsible for processing user access requests to perform below acceptable performance thresholds. They have optimized performance parameters on the affected infrastructure, and confirmed after a period of monitoring that impact is no longer occurring.
Root cause : An unexpected increase in user traffic, inadvertently caused a section of infrastructure responsible for processing user access requests to perform below acceptable performance thresholds.
Next steps : Microsoft is reviewing performance data and trends on the affected infrastructure to prevent similar impact reoccurring.