Into The Maelstrom

Into The Maelstrom

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Fracture dimension causes Minecraft to use up all of system's RAM and VRAM, and weirdly high GPU usage

wed15 opened this issue ยท 3 comments

commented

Describe the bug
When player is in Fracture dimension VRAM usage slowly rises up, and when it reaches about 95% RAM usage starts to catch up as well(beyond JVM argument setting). Eventually both end up trying to reach system's limit and causes in-game visual to glitch/flicker. GPU usage suddenly spike up to 100% during that process, but temperature stays relatively fine without noticeable fan noise. Average fps get little lower too, and it drastically worsen when Iooking at structures(fortress, mineshaft village)
I found this issue on my personal modpack and was able to reproduce on freshly installed Forge instance with only Maelstrom mod. I never had this issue with other Maelstrom dimensions or dimensions from several different mods in general. This only happens in Fracture dimension.

Screenshots/Videos
GPU usage is absurdly high, VRAM and RAM are getting consumed by Minecraft:
unknown_2022 08 26-14 01

Eventually VRAM and RAM usage will reach system's limit, and in-game visuals start to glitch (video on imgur: https://imgur.com/a/O2W1cpr)

Occupied system resource stays almost same after leaving the dimension or quitting save. Closing Minecraft process is only way to clear them.
unknown_2022 08 26-14 15

To Reproduce

  1. Install Maelstrom on Forge instance
  2. launch game and enter Fracture dimension
  3. Idle/explore in the dimension
    Note that amount of time required to fully reproduce the issue depends on available RAM and VRAM amount.

Forge Version and Maelstrom Mod Version
Forge: 14.23.5.2860
Maelstrom mod: 0.4.4

log
lastest.log
debug.log

Hardware
GPU: Radeon RX 570 Series
CPU: AMD Ryzen 5 3500 6-Core Processor
VRAM: 4096MB
RAM: 16GB

commented

Update: I noticed abnormal VRAM and RAM usage in Crimson kingdom as well while searching shulker box loots. Compare to Fracture dimension excessive memory consumption seem to be processed relatively slower.

commented

Did some more test with this problem, Crimson Kingdom dimension is fine. Cliff and Dark Nexus seems fine as well. But Nexus dimension have same issue with Fracture dimension. Just enter Nexus and idling there causes VRAM usage to absurdly increase. (probably VRAM leaking?) I can consistently reproduce this on instance with only Maelstrom mod installed.
Another thing I notice is that pausing the game won't stop VRAM consumption if you are in either Fracture or Nexus. While browsing options or mod menu VRAM usage increase same as unpaused state.

commented

I appreciate the research, hoping to mitigate this or fix it entirely in the revamped version which will remove the azure dimension entirely and be replaced with what the Crimson Kingdom is like, just one giant structure. Additionally the Golden Valley will be replaced too