Microsoft is investigating a brand new Microsoft 365 outage affecting a number of companies throughout North America, together with the corporate’s Groups collaboration platform.
Because the incident began over two hours in the past, outage monitoring service Downdetector has obtained hundreds of person experiences, with most affected customers saying they’re experiencing server connection and web site issues when attempting to entry Microsoft 365 companies and options.
“We’re investigating a difficulty impacting a number of Microsoft 365 companies and options within the North America area,” Microsoft confirmed by way of its official Microsoft 365 Standing Twitter account.
In a service alert (MO1068615) within the Microsoft 365 admin middle, the corporate says impacted companies embrace however will not be restricted to Microsoft Groups, including that the almost definitely trigger may very well be a defective routing configuration for its Azure Entrance Door (AFD) cloud content material supply community.
“We’re reviewing Azure Entrance Door (AFD) routing configurations and networking telemetry to isolate the supply of the difficulty,” Microsoft added.
“We have recognized a bit of AFD infrastructure is performing beneath acceptable thresholds. We’re rerouting site visitors to alternate infrastructure to mitigate impression. In the meantime, we’re additionally taking mitigation actions to expedite restoration of the Microsoft Groups service.”
Whereas the corporate has but to share extra data on the outage’s root trigger and the way widespread it’s, Microsoft tagged this as a important service situation within the admin middle, which generally entails noticeable person impression.
In March, Redmond mitigated one other outage that affected Groups prospects, inflicting name failures and impacting different companies corresponding to Outlook, OneDrive, and Change On-line, stopping customers from checking e mail messages.
The identical month, it addressed a difficulty that prevented Outlook on the internet customers from accessing Change On-line mailboxes and a week-long Change On-line outage that prompted delays and failures when sending or receiving e mail messages.
Extra just lately, in April, Microsoft mounted a difficulty blocking IT admins worldwide from accessing the Change Admin Middle (EAC).
Replace Might 06, 11:31 EDT: Microsoft says the outage has been mitigated and that it additionally affected SharePoint On-line and OneDrive for Enterprise prospects.
A remaining admin middle replace added that the basis trigger was greater than regular CPU utilization throughout techniques a part of Microsoft’s AFD infrastructure.
“A small part of AFD infrastructure began to carry out beneath acceptable thresholds. Now we have recognized excessive Central Processing Unit (CPU) utilization as a possible contributing issue that resulted in impression. Additional investigations are ongoing and extra element shall be offered inside the Put up-Incident Report,” it stated.
“We’re isolating the supply of the excessive CPU utilization in order that motion gadgets could be recognized to forestall impression reoccurring.”
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