8기가짜리 서버로 서버를 열었는데 서버렉.서버다운 현상이 발생하는데 어떤게 문제인지 파악이안되는 상황이라 서버고수분들의 도움이 필요합니다...

---- Minecraft Crash Report ----

WARNING: coremods are present:

  llibrary (llibrary-core-1.0.11-1.12.2.jar)

  Inventory Tweaks Coremod (InventoryTweaks-1.63.jar)

Contact their authors BEFORE contacting forge

// I bet Cylons wouldn't have this problem.

Time: 20. 3. 3 오전 2:02

Description: Exception ticking world

Thread: Server thread

Stacktrace:

    at java.util.HashMap$HashIterator.remove(Unknown Source)

    at net.minecraft.world.gen.ChunkProviderServer.func_73156_b(ChunkProviderServer.java:262)

    at net.minecraft.world.WorldServer.func_72835_b(WorldServer.java:207)

-- Affected level --

Details:

    Level name: world

    All players: 0 total; []

    Chunk stats: ServerChunkCache: 1018 Drop: 742

    Level seed: -2539471905424610683

    Level generator: ID 00 - default, ver 1. Features enabled: true

    Level generator options: 

    Level spawn location: World: (-69,64,228), Chunk: (at 11,4,4 in -5,14; contains blocks -80,0,224 to -65,255,239), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)

    Level time: 16479614 game time, 16750911 day time

아래는 포함된 모드목록입니다..