Uploaded image for project: 'Minecraft: Java Edition'
  1. Minecraft: Java Edition
  2. MC-117914

Entities crossing dimensions through nether portal causes tremendous lag

    XMLWordPrintable

    Details

    • Type: Bug
    • Status: Resolved
    • Resolution: Fixed
    • Affects Version/s: Minecraft 1.11.2, Minecraft 1.12 Pre-Release 5, Minecraft 1.12.1, Minecraft 1.13.1, Minecraft 1.13.2, Minecraft 18w45a, Minecraft 18w47a, Minecraft 18w48a, Minecraft 18w48b, Minecraft 18w49a, Minecraft 18w50a, Minecraft 19w02a, Minecraft 19w03a, Minecraft 1.14 Pre-Release 2, Minecraft 1.14 Pre-Release 3, Minecraft 1.14 Pre-Release 4, Minecraft 1.14 Pre-Release 5, Minecraft 1.14, Minecraft 1.14.1 Pre-Release 1, Minecraft 1.14.1 Pre-Release 2, Minecraft 1.14.1, Minecraft 1.14.2 Pre-Release 3, Minecraft 1.14.2, Minecraft 1.14.3, 1.14.4
    • Fix Version/s: 19w36a
    • Confirmation Status:
      Confirmed
    • Category:
      Chunk loading, Performance
    • Mojang Priority:
      Very Important

      Description

      The bug

      Every time somebody goes through a nether portal or an entity is sent to another dimension the whole server freezes for 1-2 seconds. The search algorithm for portals seems to be really inefficient.

      How to reproduce

      Video demonstrating the issue: https://gfycat.com/FriendlyInfiniteGreyhounddog

        Attachments

          Issue Links

            Activity

              People

              • Assignee:
                boq [Mojang] Bartosz Bok
                Reporter:
                ilmango ilmango
              • Votes:
                223 Vote for this issue
                Watchers:
                61 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved:
                  CHK: