MongoDB 4.0.27 is released

MongoDB 4.0.27 is out and is ready for production deployment. This release contains only fixes since 4.0.26, and is a recommended upgrade for all 4.0 users.

Fixed in this release:

  • SERVER-59074 Do not acquire storage tickets just to set/wait on oplog visibility
  • SERVER-56516 Fix undefined behaviour in parsing code for $slice projectional operator
  • SERVER-54729 MongoDB Enterprise Debian/Ubuntu packages should depend on libsasl2-modules and libsasl2-modules-gssapi-mit
  • SERVER-40712 Clarify the behaviour of `db.dropDatabase` and the `dropDatabase` command
  • SERVER-34938 Secondary slowdown or hang due to content pinned in cache by single oplog batch
4.0 Release Notes | All Issues | Downloads

As always, please let us know of any issues.

-- The MongoDB Team