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174 lines
8.8 KiB
Diff
174 lines
8.8 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Cryptite <cryptite@gmail.com>
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Date: Tue, 27 Jun 2023 11:35:52 -0500
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Subject: [PATCH] Write SavedData IO async
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Co-Authored-By: Shane Freeder <theboyetronic@gmail.com>
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diff --git a/src/main/java/net/minecraft/server/level/ServerChunkCache.java b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
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index c7b7f153895a4b95b2071a31db00c9c4b69fa094..0b7a38b9e92b19345a34c6226413a9b133264077 100644
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--- a/src/main/java/net/minecraft/server/level/ServerChunkCache.java
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+++ b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
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@@ -447,6 +447,13 @@ public class ServerChunkCache extends ChunkSource {
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public void close(boolean save) { // Paper - rewrite chunk system
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this.level.chunkTaskScheduler.chunkHolderManager.close(save, true); // Paper - rewrite chunk system
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+ // Paper start - Write SavedData IO async
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+ try {
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+ this.dataStorage.close();
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+ } catch (IOException exception) {
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+ LOGGER.error("Failed to close persistent world data", exception);
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+ }
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+ // Paper end - Write SavedData IO async
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}
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// CraftBukkit start - modelled on below
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diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
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index ed8e875fff01c6b464fbaefbb0a3f417f9d67a72..aba5f694b25507c9ab2e214bc1f25e0a895e8a95 100644
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--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
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+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
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@@ -1324,7 +1324,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
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try (co.aikar.timings.Timing ignored = this.timings.worldSave.startTiming()) {
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if (doFull) {
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- this.saveLevelData();
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+ this.saveLevelData(true); // Paper - Write SavedData IO async
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}
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this.timings.worldSaveChunks.startTiming(); // Paper
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@@ -1360,7 +1360,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
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progressListener.progressStartNoAbort(Component.translatable("menu.savingLevel"));
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}
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- this.saveLevelData();
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+ this.saveLevelData(!close); // Paper - Write SavedData IO async
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if (progressListener != null) {
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progressListener.progressStage(Component.translatable("menu.savingChunks"));
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}
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@@ -1383,12 +1383,12 @@ public class ServerLevel extends Level implements WorldGenLevel {
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// CraftBukkit end
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}
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- private void saveLevelData() {
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+ private void saveLevelData(boolean async) { // Paper - Write SavedData IO async
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if (this.dragonFight != null) {
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this.serverLevelData.setEndDragonFightData(this.dragonFight.saveData()); // CraftBukkit
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}
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- this.getChunkSource().getDataStorage().save();
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+ this.getChunkSource().getDataStorage().save(async); // Paper - Write SavedData IO async
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}
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public <T extends Entity> List<? extends T> getEntities(EntityTypeTest<Entity, T> filter, Predicate<? super T> predicate) {
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diff --git a/src/main/java/net/minecraft/util/worldupdate/WorldUpgrader.java b/src/main/java/net/minecraft/util/worldupdate/WorldUpgrader.java
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index 7984f17cd9c4cef8100909b6c33b3144c8096fcf..868c9bbb12c8cfe76abb62774cf08102b727063b 100644
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--- a/src/main/java/net/minecraft/util/worldupdate/WorldUpgrader.java
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+++ b/src/main/java/net/minecraft/util/worldupdate/WorldUpgrader.java
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@@ -116,7 +116,13 @@ public class WorldUpgrader {
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(new WorldUpgrader.PoiUpgrader(this)).upgrade();
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WorldUpgrader.LOGGER.info("Upgrading blocks");
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(new WorldUpgrader.ChunkUpgrader()).upgrade();
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- this.overworldDataStorage.save();
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+ // Paper start - Write SavedData IO async
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+ try {
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+ this.overworldDataStorage.close();
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+ } catch (final IOException e) {
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+ LOGGER.error("Failed to close persistent world data", e);
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+ }
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+ // Paper end - Write SavedData IO async
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i = Util.getMillis() - i;
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WorldUpgrader.LOGGER.info("World optimizaton finished after {} seconds", i / 1000L);
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this.finished = true;
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diff --git a/src/main/java/net/minecraft/world/level/saveddata/SavedData.java b/src/main/java/net/minecraft/world/level/saveddata/SavedData.java
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index 9cc3850bb70dfbcf342651360314a19fd9ea3ecc..4cbb943b702baaeb8bfd2b558cc848e719cf095d 100644
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--- a/src/main/java/net/minecraft/world/level/saveddata/SavedData.java
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+++ b/src/main/java/net/minecraft/world/level/saveddata/SavedData.java
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@@ -30,20 +30,36 @@ public abstract class SavedData {
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return this.dirty;
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}
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+ // Paper start - Write SavedData IO async - joining is evil, but we assume the old blocking behavior here just for safety
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+ @io.papermc.paper.annotation.DoNotUse
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public void save(File file, HolderLookup.Provider registryLookup) {
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+ save(file, registryLookup, null).join();
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+ }
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+
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+ public java.util.concurrent.CompletableFuture<Void> save(File file, HolderLookup.Provider registryLookup, @org.jetbrains.annotations.Nullable java.util.concurrent.ExecutorService ioExecutor) {
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+ // Paper end - Write SavedData IO async
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if (this.isDirty()) {
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CompoundTag compoundTag = new CompoundTag();
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compoundTag.put("data", this.save(new CompoundTag(), registryLookup));
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NbtUtils.addCurrentDataVersion(compoundTag);
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+ Runnable writeRunnable = () -> { // Paper - Write SavedData IO async
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try {
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NbtIo.writeCompressed(compoundTag, file.toPath());
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} catch (IOException var5) {
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LOGGER.error("Could not save data {}", this, var5);
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}
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+ }; // Paper - Write SavedData IO async
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this.setDirty(false);
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+ // Paper start - Write SavedData IO async
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+ if (ioExecutor == null) {
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+ return java.util.concurrent.CompletableFuture.runAsync(writeRunnable); // No executor, just use common pool
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+ }
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+ return java.util.concurrent.CompletableFuture.runAsync(writeRunnable, ioExecutor);
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}
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+ return java.util.concurrent.CompletableFuture.completedFuture(null);
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+ // Paper end - Write SavedData IO async
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}
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public static record Factory<T extends SavedData>(
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diff --git a/src/main/java/net/minecraft/world/level/storage/DimensionDataStorage.java b/src/main/java/net/minecraft/world/level/storage/DimensionDataStorage.java
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index 7d98d2911e9d6ec429ce7df1f1f2650c7ea32325..6e23e69abd56eeda3b52a22019e1b74ae10682e7 100644
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--- a/src/main/java/net/minecraft/world/level/storage/DimensionDataStorage.java
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+++ b/src/main/java/net/minecraft/world/level/storage/DimensionDataStorage.java
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@@ -23,17 +23,19 @@ import net.minecraft.util.datafix.DataFixTypes;
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import net.minecraft.world.level.saveddata.SavedData;
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import org.slf4j.Logger;
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-public class DimensionDataStorage {
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+public class DimensionDataStorage implements java.io.Closeable { // Paper - Write SavedData IO async
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private static final Logger LOGGER = LogUtils.getLogger();
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public final Map<String, SavedData> cache = Maps.newHashMap();
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private final DataFixer fixerUpper;
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private final HolderLookup.Provider registries;
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private final File dataFolder;
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+ protected final java.util.concurrent.ExecutorService ioExecutor; // Paper - Write SavedData IO async
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public DimensionDataStorage(File directory, DataFixer dataFixer, HolderLookup.Provider registryLookup) {
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this.fixerUpper = dataFixer;
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this.dataFolder = directory;
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this.registries = registryLookup;
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+ this.ioExecutor = java.util.concurrent.Executors.newSingleThreadExecutor(new com.google.common.util.concurrent.ThreadFactoryBuilder().setNameFormat("DimensionDataIO - " + dataFolder.getParent() + " - %d").setDaemon(true).build()); // Paper - Write SavedData IO async
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}
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private File getDataFile(String id) {
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@@ -123,10 +125,23 @@ public class DimensionDataStorage {
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return bl;
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}
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- public void save() {
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+ // Paper start - Write SavedData IO async
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+ @Override
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+ public void close() throws IOException {
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+ save(false);
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+ this.ioExecutor.shutdown();
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+ }
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+ // Paper end - Write SavedData IO async
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+
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+ public void save(boolean async) { // Paper - Write SavedData IO async
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this.cache.forEach((id, state) -> {
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if (state != null) {
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- state.save(this.getDataFile(id), this.registries);
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+ // Paper start - Write SavedData IO async
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+ final java.util.concurrent.CompletableFuture<Void> save = state.save(this.getDataFile(id), this.registries, this.ioExecutor);
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+ if (!async) {
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+ save.join();
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+ }
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+ // Paper end - Write SavedData IO async
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}
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});
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}
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