11:13 PM - 11:21 PM UTC (9min duration)
We've identified the issue and deployed a fix. Sandboxes appear to be nominal.
4:05 PM - 7:06 PM UTC (3h 1min duration)
There was an issue with our redis impacting the ability of the notebook server to get a lock on some users' notebooks to run them.
6:23 AM - 6:50 AM UTC (27min duration)
The root issue has been addressed and resolved.