Rework that save cap patch and make it configurable

Spigot-Server-Patches/Prevent-Auto-Save-if-Save-Queue-is-full.patch

@@ -1,9 +1,27 @@
 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
 From: Aikar <aikar@aikar.co>
 Date: Thu, 3 Nov 2016 21:52:22 -0400
-Subject: [PATCH] Auto Save Cap
+Subject: [PATCH] Prevent Auto Save if Save Queue is full
 
+If the save queue already has 50 (configurable) of chunks pending,
+then avoid processing auto save (which would add more)
 
+diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
++++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+@@ -0,0 +0,0 @@ public class PaperWorldConfig {
+         maxAutoSaveChunksPerTick = getInt("max-auto-save-chunks-per-tick", 24);
+     }
+ 
++    public int queueSizeAutoSaveThreshold = 50;
++    private void queueSizeAutoSaveThreshold() {
++        queueSizeAutoSaveThreshold = getInt("save-queue-limit-for-auto-save", 50);
++    }
++
+     public boolean removeCorruptTEs = false;
+     private void removeCorruptTEs() {
+         removeCorruptTEs = getBoolean("remove-corrupt-tile-entities", false);
 diff --git a/src/main/java/net/minecraft/server/ChunkProviderServer.java b/src/main/java/net/minecraft/server/ChunkProviderServer.java
 index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
 --- a/src/main/java/net/minecraft/server/ChunkProviderServer.java
@@ -14,10 +32,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
          // CraftBukkit start
 +        // Paper start
 +        final ChunkRegionLoader chunkLoader = (ChunkRegionLoader) world.getChunkProviderServer().chunkLoader;
-+        final int autoSaveLimit = world.paperConfig.maxAutoSaveChunksPerTick - chunkLoader.getQueueSize();
-+        if (autoSaveLimit < 1) {
++        final int queueSize = chunkLoader.getQueueSize();
++        if (queueSize > world.paperConfig.queueSizeAutoSaveThreshold){
 +            return false;
 +        }
++        final int autoSaveLimit = world.paperConfig.maxAutoSaveChunksPerTick;
 +        // Paper end
          Iterator iterator = this.chunks.values().iterator();
          while (iterator.hasNext()) {