Paper/patches/server/0451-incremental-chunk-and-player-saving.patch
Nassim Jahnke 1cfd363d32
Updated Upstream (Bukkit/CraftBukkit/Spigot)
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

Bukkit Changes:
fc460d1b PR-735: Add Villager#zombify
c8c8331e PR-690: Add method to read ItemStack input
62845f2f SPIGOT-6829: Add per-player world border API

CraftBukkit Changes:
a459f4d4 PR-1033: Add Villager#zombify
d65d1430 PR-975: Add method to read ItemStack input
b5559f8c SPIGOT-6990: Fix setRepairCost(0) in Anvil
6c308e1b SPIGOT-6829: Add per-player world border API

Spigot Changes:
42b61526 SPIGOT-7000: Generation and /locate issues when using custom structure seeds
2022-04-16 10:29:50 +02:00

422 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 56b6d8019f72d11e97d30e83467839d8fcb85674..d404105573f3cda57e8eb6cad70d248d4e5e1bdf 100644
--- a/src/main/java/com/destroystokyo/paper/PaperConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperConfig.java
@@ -459,4 +459,14 @@ 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 64ceb8609891f59f4cf3b54844a25402bab32c26..213e9db18d1e0eede0e825797a3d3c15f2b2567f 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 03ef045c166c92efaeeaf655178b9729549e2296..851d63ba918f1fb2ffb975b0b46c8797e2b3b903 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -898,7 +898,7 @@ 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;
@@ -1440,13 +1440,28 @@ 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 1324d48ff7540c4fe9148b3c6d4952ebbfb3fc22..71af341580f08c71f4c4e6c758955cad14e7530d 100644
--- a/src/main/java/net/minecraft/server/level/ChunkHolder.java
+++ b/src/main/java/net/minecraft/server/level/ChunkHolder.java
@@ -92,6 +92,8 @@ public class ChunkHolder {
this.playersInChunkTickRange = null;
}
// 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());
@@ -498,7 +500,19 @@ 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);
@@ -629,9 +643,33 @@ 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 2c9cd3619b0759905637eff746a761ebe89a38d8..1614b056d9e0c9e6b62d6c6a8926e87b2f3ad131 100644
--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
+++ b/src/main/java/net/minecraft/server/level/ChunkMap.java
@@ -104,6 +104,7 @@ 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.slf4j.Logger;
@@ -694,6 +695,64 @@ 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());
@@ -778,13 +837,7 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
}
int l = 0;
- ObjectIterator objectiterator = this.visibleChunkMap.values().iterator();
-
- while (l < 20 && shouldKeepTicking.getAsBoolean() && objectiterator.hasNext()) {
- if (this.saveChunkIfNeeded((ChunkHolder) objectiterator.next())) {
- ++l;
- }
- }
+ // Paper - incremental chunk and player saving
}
@@ -822,6 +875,7 @@ 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();
@@ -1232,6 +1286,7 @@ 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
@@ -1241,6 +1296,7 @@ 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 846e6f41fdb6413b10f908c6b3f5c199a9f5ef38..9079e469161098e1520f6b9fd963adedd500024b 100644
--- a/src/main/java/net/minecraft/server/level/ServerChunkCache.java
+++ b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
@@ -813,6 +813,15 @@ 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 894186d25863a437e49ef0c10b2f2dab34af7ed0..38af4d10e2e09c0917ae8ff265e5a6c610fa4404 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -1061,6 +1061,37 @@ 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 94fb29f8dbf4f60b59740efda68016411b3d74b0..30e82817418ebe7e61eab3ed290ce938dde42297 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -170,6 +170,7 @@ import org.bukkit.inventory.MainHand;
public class ServerPlayer extends Player {
private static final Logger LOGGER = LogUtils.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 e9470af5a168f54c78383553ca634e77ae2a4cf5..f19c9489d0b982a28e2ee8fac6940ecc11fac6af 100644
--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
@@ -560,6 +560,7 @@ 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
@@ -1162,10 +1163,22 @@ 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 8038b37bdfdd41eadb4f3cb4dd7ef245051ed3a4..20b288fdef75c9994b174cb4d7d082c5e69eb26b 100644
--- a/src/main/java/net/minecraft/world/level/chunk/ChunkAccess.java
+++ b/src/main/java/net/minecraft/world/level/chunk/ChunkAccess.java
@@ -458,6 +458,7 @@ 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 9d667be3fe04b7d86986bd1ecaf4fce8b63198ae..dc95aaa62220f2042e287c7d0d69753b8e891fba 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);