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 diff --git a/src/main/java/com/destroystokyo/paper/PaperConfig.java b/src/main/java/com/destroystokyo/paper/PaperConfig.java index de8b9be11b996f9d1eff30fa037cfa1823eff21b..b0fe3f0ac4c706c4b64f2778fcb8d6c26e585d3c 100644 --- a/src/main/java/com/destroystokyo/paper/PaperConfig.java +++ b/src/main/java/com/destroystokyo/paper/PaperConfig.java @@ -458,4 +458,15 @@ 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 01394284fca2f56c1808e75f70a64c4cc2a196ea..de2c21486f07bc2dbbaa9598354cd4ed39cb94ca 100644 --- a/src/main/java/net/minecraft/server/MinecraftServer.java +++ b/src/main/java/net/minecraft/server/MinecraftServer.java @@ -978,7 +978,6 @@ 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 6cf83d9b1e43ade17cb67843dbdc11937eda1e08..f3e4b9f302fbc4b615a5e735d5aab0f403e16903 100644 --- a/src/main/java/net/minecraft/server/level/ServerPlayer.java +++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java @@ -175,6 +175,7 @@ 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 476a3a317779fdecbced48caa85f6835c54eb018..9a73364f4d56f3a7cecb27bc8034166b8f5731b9 100644 --- a/src/main/java/net/minecraft/server/players/PlayerList.java +++ b/src/main/java/net/minecraft/server/players/PlayerList.java @@ -570,6 +570,7 @@ 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 @@ -1208,10 +1209,21 @@ 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