One node in USEast under emergency maintenance
Incident Report for Webscale STRATUS
Postmortem

An investigation concluded that a comprehensive kernel bug hit the ZFS filesystem and caused the issue with one of the nodes in our fleet. The problem is identified as similar to the https://github.com/openzfs/zfs/issues/10642 bug already reported. We have captured kernel stack traces during this event, and a solution for prevention is under investigation.

Posted Jul 05, 2021 - 08:12 EDT

Resolved
This incident has been resolved.
Posted Jul 05, 2021 - 07:34 EDT
Monitoring
A fix has been implemented and we are monitoring the results.
Posted Jul 05, 2021 - 07:32 EDT
This incident affected: Webscale STRATUS - Northern Virginia.