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Implement performance improvements from the EMC-CraftBukkit fork

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See the individual patch files for more details
This commit is contained in:
Aikar
2014-10-19 17:58:49 -05:00
parent b8bc46347f
commit d1cbf1b137
6 changed files with 574 additions and 0 deletions
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61
Spigot-Server-Patches/Improve-autosave-mechanism.patch Normal file
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@@ -0,0 +1,61 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 19 Oct 2014 16:30:48 -0500
Subject: [PATCH] Improve autosave mechanism
Only save modified chunks, or chunks with entities after 4 auto save passes
diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/server/Chunk.java
+++ b/src/main/java/net/minecraft/server/Chunk.java
@@ -0,0 +0,0 @@ public class Chunk {
if (this.o && this.world.getTime() != this.lastSaved || this.n) {
return true;
}
- } else if (this.o && this.world.getTime() >= this.lastSaved + 600L) {
+ } else if (this.o && this.world.getTime() >= this.lastSaved + MinecraftServer.getServer().autosavePeriod * 4) { // PaperSpigot - Only save if we've passed 2 auto save intervals without modification
return true;
}
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -0,0 +0,0 @@ public abstract class MinecraftServer implements ICommandListener, Runnable, IMo
// Spigot Start
// We replace this with saving each individual world as this.saveChunks(...) is broken,
// and causes the main thread to sleep for random amounts of time depending on chunk activity
+ // Also pass flag to only save modified chunks -- PaperSpigot
server.playerCommandState = true;
for (World world : worlds) {
- world.getWorld().save();
+ world.getWorld().save(true);
}
server.playerCommandState = false;
// this.saveChunks(true);
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -0,0 +0,0 @@ public class CraftWorld implements World {
}
public void save() {
+ // PaperSpigot start - Improved autosave
+ save(true);
+ }
+
+ public void save(boolean forceSave) {
+ // PaperSpigot end
this.server.checkSaveState();
try {
boolean oldSave = world.savingDisabled;
world.savingDisabled = false;
- world.save(true, null);
+ world.save(forceSave, null); // PaperSpigot
world.savingDisabled = oldSave;
} catch (ExceptionWorldConflict ex) {
--