From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Shane Freeder Date: Sun, 9 Jun 2019 03:53:22 +0100 Subject: [PATCH] incremental chunk 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 845f105457d659a4bd88d4a8ce91b20d6abb7865..bf0c6e1b2b1934bc3fa5c17c414b3730c5ac0833 100644 --- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java +++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java @@ -62,6 +62,21 @@ 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 4351dd9c293d1db48c87c5df28bcb2b9a59583f7..8a3583bcf2d2a694b30718062bc7f2e1158c9b4f 100644 --- a/src/main/java/net/minecraft/server/MinecraftServer.java +++ b/src/main/java/net/minecraft/server/MinecraftServer.java @@ -901,7 +901,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop 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"); + try { + this.isSaving = true; + if (playerSaveInterval > 0) { + this.playerList.saveAll(playerSaveInterval); + } + for (ServerLevel level : this.getAllLevels()) { + if (level.paperConfig.autoSavePeriod > 0) { + level.saveIncrementally(autosavePeriod > 0 && this.tickCount % autosavePeriod == 0); + } + } + } 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 7c3eaa72263708f5b2cea455b3eea230bc633c5d..9c58274f680c1f873b7832d2175d1d449544bff1 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 isOutsideOfRange + 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> 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 c9a10f327f971e68bf5bb4ed0793a046233e3d74..a65f3f24fe00b130520ba9af178f1cf7ad3ece26 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 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 reschedule = new java.util.ArrayList<>(this.level.paperConfig.maxAutoSaveChunksPerTick); + long currentTick = this.level.getGameTime(); + long maxSaveTime = currentTick - this.level.paperConfig.autoSavePeriod; + + for (Iterator 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 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 c3875acfad91c50a7fec4b1f8e06e8a32e2ea037..3f9366019d19f8fb5f636f1b301c2824a54865cd 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 a5f0fe87bd5d75bf9a12ef284b0d635d8f6dd3a1..d55d2627b7e0c847250c551989d438280bef9ab8 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 30fa9ac91be2ecc55efeee9222835cbedc53acff..a40ca089d92df8f3ea0a444e3293531e787b196b 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 04b58d6aec04cc98777f88c2bcc9a820c5fd2f57..a44901edc49259ebbbb4367b0d10b8daa76b07cd 100644 --- a/src/main/java/net/minecraft/world/level/chunk/ChunkAccess.java +++ b/src/main/java/net/minecraft/world/level/chunk/ChunkAccess.java @@ -451,6 +451,7 @@ 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 blocks, SerializableTickContainer 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 b92da719a5d35a60a2e13ccb0f55c41b242f9b50..6a881c2abdbc23366a1b0ac69e363b196b99197b 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 gameEventDispatcherSections; private final LevelChunkTicks blockTicks; private final LevelChunkTicks 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);