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Mirror von https://github.com/PaperMC/Paper.git synchronisiert 2024-12-17 20:10:10 +01:00
Paper/patches/server/0459-incremental-chunk-and-player-saving.patch
Shane Freeder cfa5b37fa8
Updated Upstream (CraftBukkit)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

CraftBukkit Changes:
03b725233 SPIGOT-6823: Fix loading custom world in combination with superflat
359d0533a #970: Correct typo in README.md
110492932 Fix per-world worldborder command
2021-12-03 00:26:54 +00:00

416 Zeilen
21 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Sun, 9 Jun 2019 03:53:22 +0100
Subject: [PATCH] incremental chunk and player saving
diff --git a/src/main/java/com/destroystokyo/paper/PaperConfig.java b/src/main/java/com/destroystokyo/paper/PaperConfig.java
index ebbbffd209c6796bc608992e293035141a122d1f..4fb6b2153117f54a2b0ca940de4c0ee2fa85e20e 100644
--- a/src/main/java/com/destroystokyo/paper/PaperConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperConfig.java
@@ -458,4 +458,14 @@ public class PaperConfig {
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/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index d6d549df6e8920c936dd0d1b7ba828dbebc60b32..8b4b521a84c8623665d21d0340bca7665953d20b 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -64,6 +64,21 @@ public class PaperWorldConfig {
log( "Keep Spawn Loaded Range: " + (keepLoadedRange/16));
}
+ public int autoSavePeriod = -1;
+ private void autoSavePeriod() {
+ autoSavePeriod = getInt("auto-save-interval", -1);
+ if (autoSavePeriod > 0) {
+ log("Auto Save Interval: " +autoSavePeriod + " (" + (autoSavePeriod / 20) + "s)");
+ } else if (autoSavePeriod < 0) {
+ autoSavePeriod = net.minecraft.server.MinecraftServer.getServer().autosavePeriod;
+ }
+ }
+
+ public int maxAutoSaveChunksPerTick = 24;
+ private void maxAutoSaveChunksPerTick() {
+ maxAutoSaveChunksPerTick = getInt("max-auto-save-chunks-per-tick", 24);
+ }
+
private boolean getBoolean(String path, boolean def) {
config.addDefault("world-settings.default." + path, def);
return config.getBoolean("world-settings." + worldName + "." + path, config.getBoolean("world-settings.default." + path));
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 918fdf14080338983b8725bf2619088fd23c332a..95842327aa08d4717f86e9dcc0519ab24c41ca14 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -902,7 +902,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
try {
this.isSaving = true;
- this.getPlayerList().saveAll();
+ this.getPlayerList().saveAll(); // Diff on change
flag3 = this.saveAllChunks(suppressLogs, flush, force);
} finally {
this.isSaving = false;
@@ -1409,13 +1409,28 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
}
}
- if (this.autosavePeriod > 0 && this.tickCount % this.autosavePeriod == 0) { // CraftBukkit
- MinecraftServer.LOGGER.debug("Autosave started");
- this.profiler.push("save");
- this.saveEverything(true, false, false);
- this.profiler.pop();
- MinecraftServer.LOGGER.debug("Autosave finished");
+ // Paper start - incremental chunk and player saving
+ int playerSaveInterval = com.destroystokyo.paper.PaperConfig.playerAutoSaveRate;
+ if (playerSaveInterval < 0) {
+ playerSaveInterval = autosavePeriod;
}
+ this.profiler.push("save");
+ final boolean fullSave = autosavePeriod > 0 && this.tickCount % autosavePeriod == 0;
+ try {
+ this.isSaving = true;
+ if (playerSaveInterval > 0) {
+ this.playerList.saveAll(playerSaveInterval);
+ }
+ for (ServerLevel level : this.getAllLevels()) {
+ if (level.paperConfig.autoSavePeriod > 0) {
+ level.saveIncrementally(fullSave);
+ }
+ }
+ } finally {
+ this.isSaving = false;
+ }
+ this.profiler.pop();
+ // Paper end
io.papermc.paper.util.CachedLists.reset(); // Paper
// Paper start - move executeAll() into full server tick timing
try (co.aikar.timings.Timing ignored = MinecraftTimings.processTasksTimer.startTiming()) {
diff --git a/src/main/java/net/minecraft/server/level/ChunkHolder.java b/src/main/java/net/minecraft/server/level/ChunkHolder.java
index 626bcbc6dd013260c3f8b38a1d14e7ba35dc1e01..9e96b0465717bfa761289c255fd8d2f1df1be3d8 100644
--- a/src/main/java/net/minecraft/server/level/ChunkHolder.java
+++ b/src/main/java/net/minecraft/server/level/ChunkHolder.java
@@ -84,6 +84,8 @@ public class ChunkHolder {
this.playersInChunkTickRange = this.chunkMap.playerChunkTickRangeMap.getObjectsInRange(key);
}
// Paper end - optimise anyPlayerCloseEnoughForSpawning
+ long lastAutoSaveTime; // Paper - incremental autosave
+ long inactiveTimeStart; // Paper - incremental autosave
public ChunkHolder(ChunkPos pos, int level, LevelHeightAccessor world, LevelLightEngine lightingProvider, ChunkHolder.LevelChangeListener levelUpdateListener, ChunkHolder.PlayerProvider playersWatchingChunkProvider) {
this.futures = new AtomicReferenceArray(ChunkHolder.CHUNK_STATUSES.size());
@@ -473,7 +475,19 @@ public class ChunkHolder {
boolean flag2 = playerchunk_state.isOrAfter(ChunkHolder.FullChunkStatus.BORDER);
boolean flag3 = playerchunk_state1.isOrAfter(ChunkHolder.FullChunkStatus.BORDER);
+ boolean prevHasBeenLoaded = this.wasAccessibleSinceLastSave; // Paper
this.wasAccessibleSinceLastSave |= flag3;
+ // Paper start - incremental autosave
+ if (this.wasAccessibleSinceLastSave & !prevHasBeenLoaded) {
+ long timeSinceAutoSave = this.inactiveTimeStart - this.lastAutoSaveTime;
+ if (timeSinceAutoSave < 0) {
+ // safest bet is to assume autosave is needed here
+ timeSinceAutoSave = this.chunkMap.level.paperConfig.autoSavePeriod;
+ }
+ this.lastAutoSaveTime = this.chunkMap.level.getGameTime() - timeSinceAutoSave;
+ this.chunkMap.autoSaveQueue.add(this);
+ }
+ // Paper end
if (!flag2 && flag3) {
int expectCreateCount = ++this.fullChunkCreateCount; // Paper
this.fullChunkFuture = chunkStorage.prepareAccessibleChunk(this);
@@ -604,9 +618,33 @@ public class ChunkHolder {
}
public void refreshAccessibility() {
+ boolean prev = this.wasAccessibleSinceLastSave; // Paper
this.wasAccessibleSinceLastSave = ChunkHolder.getFullChunkStatus(this.ticketLevel).isOrAfter(ChunkHolder.FullChunkStatus.BORDER);
+ // Paper start - incremental autosave
+ if (prev != this.wasAccessibleSinceLastSave) {
+ if (this.wasAccessibleSinceLastSave) {
+ long timeSinceAutoSave = this.inactiveTimeStart - this.lastAutoSaveTime;
+ if (timeSinceAutoSave < 0) {
+ // safest bet is to assume autosave is needed here
+ timeSinceAutoSave = this.chunkMap.level.paperConfig.autoSavePeriod;
+ }
+ this.lastAutoSaveTime = this.chunkMap.level.getGameTime() - timeSinceAutoSave;
+ this.chunkMap.autoSaveQueue.add(this);
+ } else {
+ this.inactiveTimeStart = this.chunkMap.level.getGameTime();
+ this.chunkMap.autoSaveQueue.remove(this);
+ }
+ }
+ // Paper end
}
+ // Paper start - incremental autosave
+ public boolean setHasBeenLoaded() {
+ this.wasAccessibleSinceLastSave = getFullChunkStatus(this.ticketLevel).isOrAfter(ChunkHolder.FullChunkStatus.BORDER);
+ return this.wasAccessibleSinceLastSave;
+ }
+ // Paper end
+
public void replaceProtoChunk(ImposterProtoChunk chunk) {
for (int i = 0; i < this.futures.length(); ++i) {
CompletableFuture<Either<ChunkAccess, ChunkHolder.ChunkLoadingFailure>> completablefuture = (CompletableFuture) this.futures.get(i);
diff --git a/src/main/java/net/minecraft/server/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
index b1ae9e1aa68aaa0435ecdd50d78f82d4e36441bf..9a247feffce5ba08064afaa96053feb22dd52716 100644
--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
+++ b/src/main/java/net/minecraft/server/level/ChunkMap.java
@@ -101,6 +101,7 @@ import net.minecraft.world.level.levelgen.structure.templatesystem.StructureMana
import net.minecraft.world.level.storage.DimensionDataStorage;
import net.minecraft.world.level.storage.LevelStorageSource;
import net.minecraft.world.phys.Vec3;
+import it.unimi.dsi.fastutil.objects.ObjectRBTreeSet; // Paper
import org.apache.commons.lang3.mutable.MutableBoolean;
import org.apache.commons.lang3.mutable.MutableObject;
import org.apache.logging.log4j.LogManager;
@@ -677,6 +678,64 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
}
+ // Paper start - incremental autosave
+ final ObjectRBTreeSet<ChunkHolder> autoSaveQueue = new ObjectRBTreeSet<>((playerchunk1, playerchunk2) -> {
+ int timeCompare = Long.compare(playerchunk1.lastAutoSaveTime, playerchunk2.lastAutoSaveTime);
+ if (timeCompare != 0) {
+ return timeCompare;
+ }
+
+ return Long.compare(MCUtil.getCoordinateKey(playerchunk1.pos), MCUtil.getCoordinateKey(playerchunk2.pos));
+ });
+
+ protected void saveIncrementally() {
+ int savedThisTick = 0;
+ // optimized since we search far less chunks to hit ones that need to be saved
+ List<ChunkHolder> reschedule = new java.util.ArrayList<>(this.level.paperConfig.maxAutoSaveChunksPerTick);
+ long currentTick = this.level.getGameTime();
+ long maxSaveTime = currentTick - this.level.paperConfig.autoSavePeriod;
+
+ for (Iterator<ChunkHolder> iterator = this.autoSaveQueue.iterator(); iterator.hasNext();) {
+ ChunkHolder playerchunk = iterator.next();
+ if (playerchunk.lastAutoSaveTime > maxSaveTime) {
+ break;
+ }
+
+ iterator.remove();
+
+ ChunkAccess ichunkaccess = playerchunk.getChunkToSave().getNow(null);
+ if (ichunkaccess instanceof LevelChunk) {
+ boolean shouldSave = ((LevelChunk)ichunkaccess).lastSaveTime <= maxSaveTime;
+
+ if (shouldSave && this.save(ichunkaccess) && this.level.entityManager.storeChunkSections(playerchunk.pos.toLong(), entity -> {})) {
+ ++savedThisTick;
+
+ if (!playerchunk.setHasBeenLoaded()) {
+ // do not fall through to reschedule logic
+ playerchunk.inactiveTimeStart = currentTick;
+ if (savedThisTick >= this.level.paperConfig.maxAutoSaveChunksPerTick) {
+ break;
+ }
+ continue;
+ }
+ }
+ }
+
+ reschedule.add(playerchunk);
+
+ if (savedThisTick >= this.level.paperConfig.maxAutoSaveChunksPerTick) {
+ break;
+ }
+ }
+
+ for (int i = 0, len = reschedule.size(); i < len; ++i) {
+ ChunkHolder playerchunk = reschedule.get(i);
+ playerchunk.lastAutoSaveTime = this.level.getGameTime();
+ this.autoSaveQueue.add(playerchunk);
+ }
+ }
+ // Paper end
+
protected void saveAllChunks(boolean flush) {
if (flush) {
List<ChunkHolder> list = (List) this.visibleChunkMap.values().stream().filter(ChunkHolder::wasAccessibleSinceLastSave).peek(ChunkHolder::refreshAccessibility).collect(Collectors.toList());
@@ -772,7 +831,7 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
int l = 0;
ObjectIterator objectiterator = this.visibleChunkMap.values().iterator();
- while (l < 20 && shouldKeepTicking.getAsBoolean() && objectiterator.hasNext()) {
+ while (false && l < 20 && shouldKeepTicking.getAsBoolean() && objectiterator.hasNext()) { // Paper - incremental chunk and player saving
if (this.saveChunkIfNeeded((ChunkHolder) objectiterator.next())) {
++l;
}
@@ -814,6 +873,7 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
this.level.unload(chunk);
}
+ this.autoSaveQueue.remove(holder); // Paper
this.lightEngine.updateChunkStatus(ichunkaccess.getPos());
this.lightEngine.tryScheduleUpdate();
@@ -1211,6 +1271,7 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
asyncSaveData, chunk);
chunk.setUnsaved(false);
+ chunk.setLastSaved(this.level.getGameTime()); // Paper - track last saved time
}
// Paper end
@@ -1220,6 +1281,7 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
if (!chunk.isUnsaved()) {
return false;
} else {
+ chunk.setLastSaved(this.level.getGameTime()); // Paper - track save time
chunk.setUnsaved(false);
ChunkPos chunkcoordintpair = chunk.getPos();
diff --git a/src/main/java/net/minecraft/server/level/ServerChunkCache.java b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
index 76b56ea346d843aba482c52c4bfe877fdf0e9225..eb0c5ceb05f37bc653ea0cc91cc778866861688a 100644
--- a/src/main/java/net/minecraft/server/level/ServerChunkCache.java
+++ b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
@@ -825,6 +825,15 @@ public class ServerChunkCache extends ChunkSource {
} // Paper - Timings
}
+ // Paper start - duplicate save, but call incremental
+ public void saveIncrementally() {
+ this.runDistanceManagerUpdates();
+ try (co.aikar.timings.Timing timed = level.timings.chunkSaveData.startTiming()) { // Paper - Timings
+ this.chunkMap.saveIncrementally();
+ } // Paper - Timings
+ }
+ // Paper end
+
@Override
public void close() throws IOException {
// CraftBukkit start
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index fe572c99263a44a23e2dc5141295d98973684a88..d21a910f2cca26adedab0732d04c8613e5afcd4f 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -1055,6 +1055,37 @@ public class ServerLevel extends Level implements WorldGenLevel {
return !this.server.isUnderSpawnProtection(this, pos, player) && this.getWorldBorder().isWithinBounds(pos);
}
+ // Paper start - derived from below
+ public void saveIncrementally(boolean doFull) {
+ ServerChunkCache chunkproviderserver = this.getChunkSource();
+
+ if (doFull) {
+ org.bukkit.Bukkit.getPluginManager().callEvent(new org.bukkit.event.world.WorldSaveEvent(getWorld()));
+ }
+
+ try (co.aikar.timings.Timing ignored = this.timings.worldSave.startTiming()) {
+ if (doFull) {
+ this.saveLevelData();
+ }
+
+ this.timings.worldSaveChunks.startTiming(); // Paper
+ if (!this.noSave()) chunkproviderserver.saveIncrementally();
+ this.timings.worldSaveChunks.stopTiming(); // Paper
+
+ // Copied from save()
+ // CraftBukkit start - moved from MinecraftServer.saveChunks
+ if (doFull) { // Paper
+ ServerLevel worldserver1 = this;
+
+ this.serverLevelData.setWorldBorder(worldserver1.getWorldBorder().createSettings());
+ this.serverLevelData.setCustomBossEvents(this.server.getCustomBossEvents().save());
+ this.convertable.saveDataTag(this.server.registryHolder, this.serverLevelData, this.server.getPlayerList().getSingleplayerData());
+ }
+ // CraftBukkit end
+ }
+ }
+ // Paper end
+
public void save(@Nullable ProgressListener progressListener, boolean flush, boolean savingDisabled) {
ServerChunkCache chunkproviderserver = this.getChunkSource();
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
index 2f13055a39c26fe12d2c1094103186635e536166..4b83617a81db1749faaf49fc3ee77e44846dce1a 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -171,6 +171,7 @@ 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 9b7fcd8be912cd211b6226386bd3340076953442..a8048e3af5bccb4cabe1ed1bc774aac6b8486bec 100644
--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
@@ -556,6 +556,7 @@ 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
@@ -1158,10 +1159,22 @@ public abstract class PlayerList {
}
public void saveAll() {
+ // Paper start - incremental player saving
+ this.saveAll(-1);
+ }
+
+ public void saveAll(int interval) {
net.minecraft.server.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 == -1 || now - entityplayer.lastSave >= interval) {
+ this.save(entityplayer);
+ if (interval != -1 && ++numSaved <= com.destroystokyo.paper.PaperConfig.maxPlayerAutoSavePerTick) { break; }
+ }
+ // Paper end
}
MinecraftTimings.savePlayers.stopTiming(); // Paper
return null; }); // Paper - ensure main
diff --git a/src/main/java/net/minecraft/world/level/chunk/ChunkAccess.java b/src/main/java/net/minecraft/world/level/chunk/ChunkAccess.java
index 0a2f9e93666a5b2123f84e5cf409e4355d3cad86..e3a92021b32aa74a37287504e0e539af5ec8216f 100644
--- a/src/main/java/net/minecraft/world/level/chunk/ChunkAccess.java
+++ b/src/main/java/net/minecraft/world/level/chunk/ChunkAccess.java
@@ -457,6 +457,7 @@ public abstract class ChunkAccess implements BlockGetter, BiomeManager.NoiseBiom
public LevelHeightAccessor getHeightAccessorForGeneration() {
return this;
}
+ public void setLastSaved(long ticks) {} // Paper
// CraftBukkit start - decompile error
public static record TicksToSave(SerializableTickContainer<Block> blocks, SerializableTickContainer<Fluid> fluids) {
diff --git a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
index f7388d37b467d1c153fcf8002eedd20417f93d52..ed22486dafcecae454a932c1354cf26c31e95636 100644
--- a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
+++ b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
@@ -87,6 +87,12 @@ public class LevelChunk extends ChunkAccess {
private final Int2ObjectMap<GameEventDispatcher> gameEventDispatcherSections;
private final LevelChunkTicks<Block> blockTicks;
private final LevelChunkTicks<Fluid> fluidTicks;
+ // Paper start - track last save time
+ public long lastSaveTime;
+ public void setLastSaved(long ticks) {
+ this.lastSaveTime = ticks;
+ }
+ // Paper end
public LevelChunk(Level world, ChunkPos pos) {
this(world, pos, UpgradeData.EMPTY, new LevelChunkTicks<>(), new LevelChunkTicks<>(), 0L, (LevelChunkSection[]) null, (LevelChunk.PostLoadProcessor) null, (BlendingData) null);