Columbia University Information Technology

Service Alerts


Service Impact: 
Alert Date: 
(Approximate) 02/28/2017 - 01:15pm to 02/28/2017 - 04:49pm
Outage Type: 
Main Content
Alert Message: 

Last update from Amazon Web Services (AWS) at 1708 ET: As of 1:49 PM PST, we are fully recovered for operations for adding new objects in S3, which was our last operation showing a high error rate. The Amazon S3 service is operating normally.

Update#2 from Amazon Web Services (AWS) at 1612 ET: S3 object retrieval, listing and deletion are fully recovered now. We are still working to recover normal operations for adding new objects to S3.

Update#1 from Amazon Web Services (AWS) at 1552 ET:  We are seeing recovery for S3 object retrievals, listing and deletions. We continue to work on recovery for adding new objects to S3 and expect to start seeing improved error rates within the hour.

Beginning at approximately 1315, Amazon Web Services - S3 resources in US-EAST-1 data center region became unavailable. CUIT administrators have been notified and are currently monitoring the vendor issue.

For a complete list of recent and upcoming scheduled service changes, please visit