Uploaded image for project: 'Core Server'
  1. Core Server
  2. SERVER-39367

lastOpCommitted being reset on restart can cause sync source cycle

    XMLWordPrintableJSON

Details

    • Bug
    • Status: Closed
    • Major - P3
    • Resolution: Fixed
    • None
    • 4.1.9
    • Replication
    • None
    • Fully Compatible
    • ALL
    • v4.0
    • Repl 2019-03-11
    • 15

    Description

      Consider two nodes in a set, nodes A and B. Node A restarts (resetting its lastOpCommitted to 0) and is ahead of node B. Node B syncs from A. A has no lastOpCommitted so A chooses to sync from B which has a non-zero lastOpCommitted, even though B is already syncing from A.

      Attachments

        Issue Links

          is duplicated by

          Bug - A problem which impairs or prevents the functions of the product. SERVER-39497 Revert SERVER-33248

          • Major - P3 - Major loss of function.
          • Closed
          is related to

          Bug - A problem which impairs or prevents the functions of the product. SERVER-27123 Only update commit point via spanning tree

          • Major - P3 - Major loss of function.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. SERVER-39353 disable chaining in rollback_test.js

          • Major - P3 - Major loss of function.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. SERVER-39497 Revert SERVER-33248

          • Major - P3 - Major loss of function.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. SERVER-39626 Majority committed oplog entries may be rolled back on minority nodes

          • Major - P3 - Major loss of function.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. SERVER-39831 Never update commit point beyond last applied if learned from sync source

          • Major - P3 - Major loss of function.
          • Closed

          Improvement - An improvement or enhancement to an existing feature or task. SERVER-33248 Allow choosing a sync source that we are up to date with if it has a higher lastOpCommitted

          • Major - P3 - Major loss of function.
          • Closed
          related to

          Bug - A problem which impairs or prevents the functions of the product. SERVER-40193 Do not propagate commit point through heartbeats when FCV=4.0

          • Major - P3 - Major loss of function.
          • Closed

          Task - A task that needs to be done. SERVER-40194 Revert SERVER-33248 on 4.0

          • Major - P3 - Major loss of function.
          • Closed

          Activity

            People

              siyuan.zhou@mongodb.com Siyuan Zhou
              judah.schvimer@mongodb.com Judah Schvimer
              Votes:
              0 Vote for this issue
              Watchers:
              15 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: