Code was modified directly in the 3.6 branch with SERVER-32637; some of those modifications, including a new scheme for concurrently accessing _previousSetOldestTimestamp, should be pulled forward into the master branch.
Code was modified directly in the 3.6 branch with SERVER-32637; some of those modifications, including a new scheme for concurrently accessing _previousSetOldestTimestamp, should be pulled forward into the master branch.