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  1. Minecraft: Java Edition
  2. MC-147548

Terrible performance with large forest fires

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    • Icon: Bug Bug
    • Resolution: Fixed
    • 19w45a
    • Minecraft 1.13.2, Minecraft 19w14b, 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, Minecraft 1.14.2 Pre-Release 1, Minecraft 1.14.2 Pre-Release 2, Minecraft 1.14.2, Minecraft 1.14.3, Minecraft 1.14.4 Pre-Release 1, Minecraft 1.14.4 Pre-Release 3, Minecraft 1.14.4 Pre-Release 4, Minecraft 1.14.4 Pre-Release 5, Minecraft 1.14.4 Pre-Release 6, 1.14.4, 19w34a, 19w35a, 19w36a, 19w37a, 19w38b, 19w39a, 19w40a, 19w41a, 19w42a, 19w45b, 19w46b, 1.15 Pre-release 1, 1.15 Pre-Release 2, 1.15 Pre-release 3, 1.15 Pre-release 4, 1.15 Pre-release 5, 1.15 Pre-release 6, 1.15 Pre-release 7, 1.15, 1.15.1, 1.15.1 Pre-release 1, 1.15.2 Pre-Release 1, 1.15.2 Pre-release 2, 1.15.2, 20w06a, 20w07a, 20w08a, 20w09a, 20w10a, 20w11a, 20w12a, 20w13a, 20w13b, 20w15a, 20w17a, 20w18a, 20w19a, 20w20a, 20w20b, 20w21a, 1.16 Pre-release 2, 1.16 Pre-release 3, 1.16 Pre-release 5, 1.16 Release Candidate 1, 1.16, 1.16.1, 20w27a, 20w28a, 20w29a, 20w30a, 1.16.2 Pre-release 1, 1.16.2 Release Candidate 1, 1.16.2 Release Candidate 2, 1.16.2, 1.16.3 Release Candidate 1, 1.16.3, 1.16.4 Pre-release 1, 1.16.4 Pre-release 2, 1.16.4 Release Candidate 1, 1.16.4, 20w45a, 20w46a, 20w48a, 20w49a, 20w51a, 21w03a, 1.16.5, 21w05a, 21w05b, 21w06a, 21w07a, 21w08b, 21w10a, 21w11a, 21w13a, 21w14a, 21w19a, 1.17 Pre-release 2, 1.17.1, 21w39a, 21w40a
    • OS: Windows 10, Java 1.8.0_51 64bit
      CPU: Intel Core i7-4770k
      GPU: GTX 960 4G
      RAM: 16GB
    • Confirmed
    • Performance
    • Very Important

      The bug

      When using flint and steel for deforestation, the game performance worsens until is unplayable.

      How to reproduce

      Go to a forest, light it on fire, wait for the fire to spread.

      Examples

        1. 1.12.2.png
          1.12.2.png
          7.01 MB
        2. 1.14-pre1.png
          1.14-pre1.png
          3.08 MB
        3. 2019-04-06_11.42.54.png
          2019-04-06_11.42.54.png
          615 kB
        4. 2019-11-11_22.06.50.png
          2019-11-11_22.06.50.png
          2.14 MB
        5. 2019-11-17_21.43.09.png
          2019-11-17_21.43.09.png
          2.67 MB
        6. 2019-11-17_21.43.51.png
          2019-11-17_21.43.51.png
          2.71 MB
        7. 2019-11-25_23.49.43-min.png
          2019-11-25_23.49.43-min.png
          1.03 MB
        8. 2019-11-25_23.52.31-min.png
          2019-11-25_23.52.31-min.png
          981 kB

            Unassigned Unassigned
            markderickson [Mod] markderickson
            Votes:
            53 Vote for this issue
            Watchers:
            23 Start watching this issue

              Created:
              Updated:
              Resolved:
              CHK: