PaperMC/Spigot-Server-Patches/0538-Incremental-player-saving.patch

95 lines
5.6 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 9 Aug 2020 08:59:25 +0300
Subject: [PATCH] Incremental player saving
diff --git a/src/main/java/com/destroystokyo/paper/PaperConfig.java b/src/main/java/com/destroystokyo/paper/PaperConfig.java
index b67ba8f75e4a3358d7c2462918b85b0bf9b5a922..fdbd8b89bb8bf3b61f60b812b90483c98a3d5ccb 100644
--- a/src/main/java/com/destroystokyo/paper/PaperConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperConfig.java
@@ -440,4 +440,15 @@ public class PaperConfig {
allowPistonDuplication = getBoolean("settings.unsupported-settings.allow-piston-duplication", config.getBoolean("settings.unsupported-settings.allow-tnt-duplication", false));
set("settings.unsupported-settings.allow-tnt-duplication", null);
}
+
+ public static int playerAutoSaveRate = -1;
+ public static int maxPlayerAutoSavePerTick = 10;
+ private static void playerAutoSaveRate() {
+ playerAutoSaveRate = getInt("settings.player-auto-save-rate", -1);
+ maxPlayerAutoSavePerTick = getInt("settings.max-player-auto-save-per-tick", -1);
+ if (maxPlayerAutoSavePerTick == -1) { // -1 Automatic / "Recommended"
+ // 10 should be safe for everyone unless you mass spamming player auto save
+ maxPlayerAutoSavePerTick = (playerAutoSaveRate == -1 || playerAutoSaveRate > 100) ? 10 : 20;
+ }
+ }
}
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index f26a17228f724906bfcaeba5a28daf7d9cc3d2b0..f2b1d15479bf1a0e510c3416a4d520149d439085 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -1349,9 +1349,15 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
//if (autosavePeriod > 0 && this.ticks % autosavePeriod == 0) { // CraftBukkit // Paper - move down
//MinecraftServer.LOGGER.debug("Autosave started"); // Paper
serverAutoSave = (autosavePeriod > 0 && this.ticks % autosavePeriod == 0); // Paper
+ // Paper start
+ int playerSaveInterval = com.destroystokyo.paper.PaperConfig.playerAutoSaveRate;
+ if (playerSaveInterval < 0) {
+ playerSaveInterval = autosavePeriod;
+ }
+ // Paper end
this.methodProfiler.enter("save");
- if (autosavePeriod > 0 && this.ticks % autosavePeriod == 0) { // Paper
- this.playerList.savePlayers();
+ if (playerSaveInterval > 0) { // Paper
+ this.playerList.savePlayers(playerSaveInterval); // Paper
}// Paper
// Paper start
for (WorldServer world : getWorlds()) {
diff --git a/src/main/java/net/minecraft/server/level/EntityPlayer.java b/src/main/java/net/minecraft/server/level/EntityPlayer.java
index 8055172c806f285aa9a9e6de681d03b008fbf785..3908dc27a5cf127ab3c3630da47318da1bf4e3c9 100644
--- a/src/main/java/net/minecraft/server/level/EntityPlayer.java
+++ b/src/main/java/net/minecraft/server/level/EntityPlayer.java
@@ -176,6 +176,7 @@ import org.bukkit.inventory.MainHand;
public class EntityPlayer extends EntityHuman implements ICrafting {
private static final Logger LOGGER = LogManager.getLogger();
+ public long lastSave = MinecraftServer.currentTick; // Paper
public PlayerConnection playerConnection;
public NetworkManager networkManager; // Paper
public final MinecraftServer server;
diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
index 7f5311770f0a461f02039255fbbf1a48df4178f3..d3f3dc4ad2c758482b7a8d5c07caa526ce1e3424 100644
--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
@@ -563,6 +563,7 @@ public abstract class PlayerList {
protected void savePlayerFile(EntityPlayer entityplayer) {
if (!entityplayer.getBukkitEntity().isPersistent()) return; // CraftBukkit
if (!entityplayer.didPlayerJoinEvent) return; // Paper - If we never fired PJE, we disconnected during login. Data has not changed, and additionally, our saved vehicle is not loaded! If we save now, we will lose our vehicle (CraftBukkit bug)
+ entityplayer.lastSave = MinecraftServer.currentTick; // Paper
this.playerFileData.save(entityplayer);
ServerStatisticManager serverstatisticmanager = (ServerStatisticManager) entityplayer.getStatisticManager(); // CraftBukkit
@@ -1222,10 +1223,21 @@ public abstract class PlayerList {
}
public void savePlayers() {
+ // Paper start - incremental player saving
+ savePlayers(null);
+ }
+ public void savePlayers(Integer interval) {
MCUtil.ensureMain("Save Players" , () -> { // Paper - Ensure main
MinecraftTimings.savePlayers.startTiming(); // Paper
+ int numSaved = 0;
+ long now = MinecraftServer.currentTick;
for (int i = 0; i < this.players.size(); ++i) {
- this.savePlayerFile((EntityPlayer) this.players.get(i));
+ EntityPlayer entityplayer = this.players.get(i);
+ if (interval == null || now - entityplayer.lastSave >= interval) {
+ this.savePlayerFile(entityplayer);
+ if (interval != null && ++numSaved <= com.destroystokyo.paper.PaperConfig.maxPlayerAutoSavePerTick) { break; }
+ }
+ // Paper end
}
MinecraftTimings.savePlayers.stopTiming(); // Paper
return null; }); // Paper - ensure main