MongoDB 4.0.20-rc0 is released

MongoDB 4.0.20-rc0 is out and is ready for testing. This is a release candidate containing only fixes since 4.0.19. The next stable release 4.0.20 will be a recommended upgrade for all 4.0 users.

Fixed in this release:

  • SERVER-44051 getShardDistribution() does not report "Collection XYZ is not sharded" on dropped but previously sharded collections
  • SERVER-45610 Some reads work while system is RECOVERING
  • SERVER-46758 setFCV can be interrupted before an FCV change is majority committed and rollback the FCV without running the setFCV server logic
  • SERVER-47799 AsyncRequestsSender should update replica set monitor in between retries for InterruptedAtShutdown
  • SERVER-49233 Introduce a flag to toggle the logic for bumping collection's major version during split

4.0 Release Notes | All Issues | Downloads



As always, please let us know of any issues.


– The MongoDB Team