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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Cryptite <cryptite@gmail.com>
Date: Tue, 27 Jun 2023 11:35:52 -0500
Subject: [PATCH] Write SavedData IO async
Co-Authored-By: Shane Freeder <theboyetronic@gmail.com>
diff --git a/src/main/java/io/papermc/paper/world/ThreadedWorldUpgrader.java b/src/main/java/io/papermc/paper/world/ThreadedWorldUpgrader.java
index e049fbe4038aaea896f45b11ce9ce8f05922c898..7f6d1ccd147e5593412567bb2934ce5662da7ef0 100644
--- a/src/main/java/io/papermc/paper/world/ThreadedWorldUpgrader.java
+++ b/src/main/java/io/papermc/paper/world/ThreadedWorldUpgrader.java
@@ -110,6 +110,15 @@ public class ThreadedWorldUpgrader {
}
this.threadPool.execute(new ConvertTask(info, regionPos.x >> 5, regionPos.z >> 5));
+ // Paper start - Write SavedData IO async
+ this.threadPool.execute(() -> {
+ try {
+ worldPersistentData.close();
+ } catch (IOException exception) {
+ LOGGER.error("Failed to close persistent world data", exception);
+ }
+ });
+ // Paper end - Write SavedData IO async
}
this.threadPool.shutdown();
diff --git a/src/main/java/net/minecraft/server/level/ServerChunkCache.java b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
index 36caf354634d6675a3f1ec6829f4778e1d0623bc..b99f50604bafecbc68835974c9ed0caa91911a40 100644
--- a/src/main/java/net/minecraft/server/level/ServerChunkCache.java
+++ b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
@@ -447,6 +447,13 @@ public class ServerChunkCache extends ChunkSource {
public void close(boolean save) { // Paper - rewrite chunk system
this.level.chunkTaskScheduler.chunkHolderManager.close(save, true); // Paper - rewrite chunk system
+ // Paper start - Write SavedData IO async
+ try {
+ this.dataStorage.close();
+ } catch (IOException exception) {
+ LOGGER.error("Failed to close persistent world data", exception);
+ }
+ // Paper end - Write SavedData IO async
}
// CraftBukkit start - modelled on below
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index 0b0fd9e32d2772098d1aade83083b38cac01b76e..0981d440d0dbfe4df668d1f3f1b5706a93bc4434 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -1492,7 +1492,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
try (co.aikar.timings.Timing ignored = this.timings.worldSave.startTiming()) {
if (doFull) {
- this.saveLevelData();
+ this.saveLevelData(true); // Paper - Write SavedData IO async
}
this.timings.worldSaveChunks.startTiming(); // Paper
@@ -1528,7 +1528,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
progressListener.progressStartNoAbort(Component.translatable("menu.savingLevel"));
}
- this.saveLevelData();
+ this.saveLevelData(!close); // Paper - Write SavedData IO async
if (progressListener != null) {
progressListener.progressStage(Component.translatable("menu.savingChunks"));
}
@@ -1551,12 +1551,12 @@ public class ServerLevel extends Level implements WorldGenLevel {
// CraftBukkit end
}
- private void saveLevelData() {
+ private void saveLevelData(boolean async) { // Paper - Write SavedData IO async
if (this.dragonFight != null) {
this.serverLevelData.setEndDragonFightData(this.dragonFight.saveData()); // CraftBukkit
}
- this.getChunkSource().getDataStorage().save();
+ this.getChunkSource().getDataStorage().save(async); // Paper - Write SavedData IO async
}
public <T extends Entity> List<? extends T> getEntities(EntityTypeTest<Entity, T> filter, Predicate<? super T> predicate) {
diff --git a/src/main/java/net/minecraft/util/worldupdate/WorldUpgrader.java b/src/main/java/net/minecraft/util/worldupdate/WorldUpgrader.java
index 639f72618a7c22fa94effa9d0406b97fffc64cb5..3e582c49069f2a820ba3baac03917493877d9875 100644
--- a/src/main/java/net/minecraft/util/worldupdate/WorldUpgrader.java
+++ b/src/main/java/net/minecraft/util/worldupdate/WorldUpgrader.java
@@ -116,7 +116,13 @@ public class WorldUpgrader {
(new WorldUpgrader.PoiUpgrader(this)).upgrade();
WorldUpgrader.LOGGER.info("Upgrading blocks");
(new WorldUpgrader.ChunkUpgrader()).upgrade();
- this.overworldDataStorage.save();
+ // Paper start - Write SavedData IO async
+ try {
+ this.overworldDataStorage.close();
+ } catch (final IOException e) {
+ LOGGER.error("Failed to close persistent world data", e);
+ }
+ // Paper end - Write SavedData IO async
i = Util.getMillis() - i;
WorldUpgrader.LOGGER.info("World optimizaton finished after {} seconds", i / 1000L);
this.finished = true;
diff --git a/src/main/java/net/minecraft/world/level/saveddata/SavedData.java b/src/main/java/net/minecraft/world/level/saveddata/SavedData.java
index 9cc3850bb70dfbcf342651360314a19fd9ea3ecc..4cbb943b702baaeb8bfd2b558cc848e719cf095d 100644
--- a/src/main/java/net/minecraft/world/level/saveddata/SavedData.java
+++ b/src/main/java/net/minecraft/world/level/saveddata/SavedData.java
@@ -30,20 +30,36 @@ public abstract class SavedData {
return this.dirty;
}
+ // Paper start - Write SavedData IO async - joining is evil, but we assume the old blocking behavior here just for safety
+ @io.papermc.paper.annotation.DoNotUse
public void save(File file, HolderLookup.Provider registryLookup) {
+ save(file, registryLookup, null).join();
+ }
+
+ public java.util.concurrent.CompletableFuture<Void> save(File file, HolderLookup.Provider registryLookup, @org.jetbrains.annotations.Nullable java.util.concurrent.ExecutorService ioExecutor) {
+ // Paper end - Write SavedData IO async
if (this.isDirty()) {
CompoundTag compoundTag = new CompoundTag();
compoundTag.put("data", this.save(new CompoundTag(), registryLookup));
NbtUtils.addCurrentDataVersion(compoundTag);
+ Runnable writeRunnable = () -> { // Paper - Write SavedData IO async
try {
NbtIo.writeCompressed(compoundTag, file.toPath());
} catch (IOException var5) {
LOGGER.error("Could not save data {}", this, var5);
}
+ }; // Paper - Write SavedData IO async
this.setDirty(false);
+ // Paper start - Write SavedData IO async
+ if (ioExecutor == null) {
+ return java.util.concurrent.CompletableFuture.runAsync(writeRunnable); // No executor, just use common pool
+ }
+ return java.util.concurrent.CompletableFuture.runAsync(writeRunnable, ioExecutor);
}
+ return java.util.concurrent.CompletableFuture.completedFuture(null);
+ // Paper end - Write SavedData IO async
}
public static record Factory<T extends SavedData>(
diff --git a/src/main/java/net/minecraft/world/level/storage/DimensionDataStorage.java b/src/main/java/net/minecraft/world/level/storage/DimensionDataStorage.java
index 7d98d2911e9d6ec429ce7df1f1f2650c7ea32325..6e23e69abd56eeda3b52a22019e1b74ae10682e7 100644
--- a/src/main/java/net/minecraft/world/level/storage/DimensionDataStorage.java
+++ b/src/main/java/net/minecraft/world/level/storage/DimensionDataStorage.java
@@ -23,17 +23,19 @@ import net.minecraft.util.datafix.DataFixTypes;
import net.minecraft.world.level.saveddata.SavedData;
import org.slf4j.Logger;
-public class DimensionDataStorage {
+public class DimensionDataStorage implements java.io.Closeable { // Paper - Write SavedData IO async
private static final Logger LOGGER = LogUtils.getLogger();
public final Map<String, SavedData> cache = Maps.newHashMap();
private final DataFixer fixerUpper;
private final HolderLookup.Provider registries;
private final File dataFolder;
+ protected final java.util.concurrent.ExecutorService ioExecutor; // Paper - Write SavedData IO async
public DimensionDataStorage(File directory, DataFixer dataFixer, HolderLookup.Provider registryLookup) {
this.fixerUpper = dataFixer;
this.dataFolder = directory;
this.registries = registryLookup;
+ 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
}
private File getDataFile(String id) {
@@ -123,10 +125,23 @@ public class DimensionDataStorage {
return bl;
}
- public void save() {
+ // Paper start - Write SavedData IO async
+ @Override
+ public void close() throws IOException {
+ save(false);
+ this.ioExecutor.shutdown();
+ }
+ // Paper end - Write SavedData IO async
+
+ public void save(boolean async) { // Paper - Write SavedData IO async
this.cache.forEach((id, state) -> {
if (state != null) {
- state.save(this.getDataFile(id), this.registries);
+ // Paper start - Write SavedData IO async
+ final java.util.concurrent.CompletableFuture<Void> save = state.save(this.getDataFile(id), this.registries, this.ioExecutor);
+ if (!async) {
+ save.join();
+ }
+ // Paper end - Write SavedData IO async
}
});
}
|
