From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Aikar Date: Sun, 9 Aug 2020 08:59:25 +0300 Subject: [PATCH] Incremental player saving 1.17 Update note: Patch has been updated already, re-removed temporarily as it depends on 'incremental chunk saving' patch 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 1feda8b44364c748497174944b26abc4f058f354..1889de77a5e3d9371005b6bd451e2c0e57e96a93 100644 --- a/src/main/java/net/minecraft/server/MinecraftServer.java +++ b/src/main/java/net/minecraft/server/MinecraftServer.java @@ -955,7 +955,6 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop 0 && this.tickCount % this.autosavePeriod == 0) { // CraftBukkit // Paper - move down // MinecraftServer.LOGGER.debug("Autosave started"); // Paper serverAutoSave = (autosavePeriod > 0 && this.tickCount % autosavePeriod == 0); // Paper + // Paper start + int playerSaveInterval = com.destroystokyo.paper.PaperConfig.playerAutoSaveRate; + if (playerSaveInterval < 0) { + playerSaveInterval = autosavePeriod; + } + // Paper end this.profiler.push("save"); - if (this.autosavePeriod > 0 && this.tickCount % this.autosavePeriod == 0) { // Paper - moved from above - this.playerList.saveAll(); + if (playerSaveInterval > 0) { // Paper + this.playerList.savePlayers(playerSaveInterval); // Paper // this.saveAllChunks(true, false, false); // Paper - saved incrementally below } // Paper start for (ServerLevel level : this.getAllLevels()) { diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java index d59e707f28a5f04545208ad33d122fc433b85933..b299b8da09a304cdc52ddb725873a53045835b4a 100644 --- a/src/main/java/net/minecraft/server/level/ServerPlayer.java +++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java @@ -169,6 +169,7 @@ public class ServerPlayer extends Player { public final int getViewDistance() { return this.getLevel().getChunkSource().chunkMap.viewDistance - 1; } // Paper - placeholder private static final Logger LOGGER = LogManager.getLogger(); + public long lastSave = MinecraftServer.currentTick; // Paper private static final int NEUTRAL_MOB_DEATH_NOTIFICATION_RADII_XZ = 32; private static final int NEUTRAL_MOB_DEATH_NOTIFICATION_RADII_Y = 10; public ServerGamePacketListenerImpl connection; diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java index 9c594c0f142ca10b7c1df50faf45ccb3f7468ba9..8c62367888af566dd9be4bb5cd301c26e0248e46 100644 --- a/src/main/java/net/minecraft/server/players/PlayerList.java +++ b/src/main/java/net/minecraft/server/players/PlayerList.java @@ -561,6 +561,7 @@ public abstract class PlayerList { protected void save(ServerPlayer player) { if (!player.getBukkitEntity().isPersistent()) return; // CraftBukkit if (!player.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) + player.lastSave = MinecraftServer.currentTick; // Paper this.playerIo.save(player); ServerStatsCounter serverstatisticmanager = (ServerStatsCounter) player.getStats(); // CraftBukkit @@ -1198,10 +1199,21 @@ public abstract class PlayerList { } public void saveAll() { - net.minecraft.server.MCUtil.ensureMain("Save Players" , () -> { // Paper - Ensure main + // 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.save(this.players.get(i)); + ServerPlayer entityplayer = this.players.get(i); + if (interval == null || now - entityplayer.lastSave >= interval) { + this.save(entityplayer); + if (interval != null && ++numSaved <= com.destroystokyo.paper.PaperConfig.maxPlayerAutoSavePerTick) { break; } + } + // Paper end } MinecraftTimings.savePlayers.stopTiming(); // Paper return null; }); // Paper - ensure main