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Drop remove leaked chunk patch - causing many issues

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I'm hoping the other fix in 324 for the level map getting corrupted
fixes the real issue and this isn't needed anymore, but i suspect it is

will wait until more study can be done though.

Fixes #3469
This commit is contained in:
Aikar 2020-05-29 03:30:58 -04:00
parent ff4ca31f0d
commit a8ef0a93b9
No known key found for this signature in database
GPG Key ID: 401ADFC9891FAAFE
4 changed files with 59 additions and 57 deletions
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29
Spigot-Server-Patches/0504-Stop-copy-on-write-operations-for-updating-light-dat.patch
View File

@ -63,19 +63,21 @@ index a3f919816eb2a742ed09b553995e6508684e5ea5..88277d23c36696fdd5363e41a130c9a4
}
diff --git a/src/main/java/net/minecraft/server/LightEngineStorageArray.java b/src/main/java/net/minecraft/server/LightEngineStorageArray.java
index b978723a66d001f70325df0c7521025e079d7cfa..fe35e297d9283d2826e8985806ee268ac2020bfb 100644
index b978723a66d001f70325df0c7521025e079d7cfa..d441c4e4744d68b3d934ca6034c32966e486327a 100644
--- a/src/main/java/net/minecraft/server/LightEngineStorageArray.java
+++ b/src/main/java/net/minecraft/server/LightEngineStorageArray.java
@@ -8,10 +8,17 @@ public abstract class LightEngineStorageArray<M extends LightEngineStorageArray<
@@ -8,10 +8,23 @@ public abstract class LightEngineStorageArray<M extends LightEngineStorageArray<
private final long[] b = new long[2];
private final NibbleArray[] c = new NibbleArray[2];
private boolean d;
- protected final Long2ObjectOpenHashMap<NibbleArray> a;
+ protected final com.destroystokyo.paper.util.map.QueuedChangesMapLong2Object<NibbleArray> data; // Paper - avoid copying light data
+ protected final boolean isVisible; // Paper - avoid copying light data
-
- protected LightEngineStorageArray(Long2ObjectOpenHashMap<NibbleArray> long2objectopenhashmap) {
- this.a = long2objectopenhashmap;
+ protected final com.destroystokyo.paper.util.map.QueuedChangesMapLong2Object<NibbleArray> data; // Paper - avoid copying light data
+ protected final boolean isVisible; // Paper - avoid copying light data
+ java.util.function.Function<Long, NibbleArray> lookup; // Paper - faster branchless lookup
+
+ // Paper start - avoid copying light data
+ protected LightEngineStorageArray(com.destroystokyo.paper.util.map.QueuedChangesMapLong2Object<NibbleArray> data, boolean isVisible) {
+ if (isVisible) {
@ -83,11 +85,16 @@ index b978723a66d001f70325df0c7521025e079d7cfa..fe35e297d9283d2826e8985806ee268a
+ }
+ this.data = data;
+ this.isVisible = isVisible;
+ if (isVisible) {
+ lookup = data::getVisibleAsync;
+ } else {
+ lookup = data::getUpdating;
+ }
+ // Paper end - avoid copying light data
this.c();
this.d = true;
}
@@ -19,26 +26,33 @@ public abstract class LightEngineStorageArray<M extends LightEngineStorageArray<
@@ -19,26 +32,32 @@ public abstract class LightEngineStorageArray<M extends LightEngineStorageArray<
public abstract M b();
public void a(long i) {
@ -99,11 +106,12 @@ index b978723a66d001f70325df0c7521025e079d7cfa..fe35e297d9283d2826e8985806ee268a
public boolean b(long i) {
- return this.a.containsKey(i);
+ return this.isVisible ? this.data.visibleContainsKeyAsync(i) : this.data.updatingContainsKey(i); // Paper - avoid copying light data
+ return lookup.apply(i) != null; // Paper - avoid copying light data
}
@Nullable
public NibbleArray c(long i) {
- public NibbleArray c(long i) {
+ public final NibbleArray c(long i) { // Paper - final
+ // Paper start - remove cache - not thread safe
+ /*
if (this.d) {
@ -117,15 +125,14 @@ index b978723a66d001f70325df0c7521025e079d7cfa..fe35e297d9283d2826e8985806ee268a
+ // Paper end
- NibbleArray nibblearray = (NibbleArray) this.a.get(i);
+ NibbleArray nibblearray = (NibbleArray) (this.isVisible ? this.data.getVisibleAsync(i) : this.data.getUpdating(i)); // Paper - avoid copying light data
+ return lookup.apply(i); // Paper - avoid copying light data
+ // Paper start - remove cache - not thread safe
+ return nibblearray;
+ /*
if (nibblearray == null) {
return null;
} else {
@@ -53,24 +67,28 @@ public abstract class LightEngineStorageArray<M extends LightEngineStorageArray<
@@ -53,24 +72,28 @@ public abstract class LightEngineStorageArray<M extends LightEngineStorageArray<
}
return nibblearray;

4
Spigot-Server-Patches/0522-Optimize-NibbleArray-to-use-pooled-buffers.patch
View File

@ -49,10 +49,10 @@ index 88277d23c36696fdd5363e41a130c9a443fac2c0..fa8039d38d5b3110fd85abf850248ba7
}
diff --git a/src/main/java/net/minecraft/server/LightEngineStorageArray.java b/src/main/java/net/minecraft/server/LightEngineStorageArray.java
index fe35e297d9283d2826e8985806ee268ac2020bfb..cbeb6387e1e05961d2b747bbb05d3f577f82399c 100644
index d441c4e4744d68b3d934ca6034c32966e486327a..cc6d3f000e2ea1c519cd0342a67b545fa9d71871 100644
--- a/src/main/java/net/minecraft/server/LightEngineStorageArray.java
+++ b/src/main/java/net/minecraft/server/LightEngineStorageArray.java
@@ -27,7 +27,9 @@ public abstract class LightEngineStorageArray<M extends LightEngineStorageArray<
@@ -33,7 +33,9 @@ public abstract class LightEngineStorageArray<M extends LightEngineStorageArray<
public void a(long i) {
if (this.isVisible) { throw new IllegalStateException("writing to visible data"); } // Paper - avoid copying light data

0
Spigot-Server-Patches/0533-Optimize-Villagers.patch → Spigot-Server-Patches/0532-Optimize-Villagers.patch
View File

83
Spigot-Server-Patches/0532-Unload-leaked-Cached-Chunks.patch → removed/0532-Unload-leaked-Cached-Chunks.patch
View File

@ -18,7 +18,7 @@ We will now detect these chunks in that iteration, and automatically
add it to the unload queue when the chunk is found without any tickets.
diff --git a/src/main/java/net/minecraft/server/ChunkMapDistance.java b/src/main/java/net/minecraft/server/ChunkMapDistance.java
index 9805361e2d49fa1cfecf0c5811187fc503d0ad8e..91b9946f987a397960a08c7a606fcf4e2607e0ae 100644
index 9805361e2d49fa1cfecf0c5811187fc503d0ad8e..62ed8e653c2060c314b407f698842e9c7c3312c0 100644
--- a/src/main/java/net/minecraft/server/ChunkMapDistance.java
+++ b/src/main/java/net/minecraft/server/ChunkMapDistance.java
@@ -33,7 +33,7 @@ public abstract class ChunkMapDistance {
@ -30,20 +30,7 @@ index 9805361e2d49fa1cfecf0c5811187fc503d0ad8e..91b9946f987a397960a08c7a606fcf4e
// Paper start use a queue, but still keep unique requirement
public final java.util.Queue<PlayerChunk> pendingChunkUpdates = new java.util.ArrayDeque<PlayerChunk>() {
@Override
@@ -471,6 +471,12 @@ public abstract class ChunkMapDistance {
this.e = i;
}
+ // Paper start - check diff below
+ public boolean isChunkLoaded(long i) {
+ return this.c(this.c(i));
+ }
+ // Paper end
+
private void a(long i, int j, boolean flag, boolean flag1) {
if (flag != flag1) {
Ticket<?> ticket = new Ticket<>(TicketType.PLAYER, 33, new ChunkCoordIntPair(i)); // Paper - no-tick view distance
@@ -478,7 +484,7 @@ public abstract class ChunkMapDistance {
@@ -478,7 +478,7 @@ public abstract class ChunkMapDistance {
if (flag1) {
ChunkMapDistance.this.j.a(ChunkTaskQueueSorter.a(() -> { // CraftBukkit - decompile error
ChunkMapDistance.this.m.execute(() -> {
@ -53,7 +40,7 @@ index 9805361e2d49fa1cfecf0c5811187fc503d0ad8e..91b9946f987a397960a08c7a606fcf4e
ChunkMapDistance.this.l.add(i);
} else {
diff --git a/src/main/java/net/minecraft/server/ChunkProviderServer.java b/src/main/java/net/minecraft/server/ChunkProviderServer.java
index 54e89c9cc6c47ff2c4f4dd5d4c22a391f8a3d6e0..32b6d28cd28d60937eca14187287645ea2797da7 100644
index 54e89c9cc6c47ff2c4f4dd5d4c22a391f8a3d6e0..144e91b303cbd9c58c9e6d598e9c9334f2a75c73 100644
--- a/src/main/java/net/minecraft/server/ChunkProviderServer.java
+++ b/src/main/java/net/minecraft/server/ChunkProviderServer.java
@@ -560,6 +560,7 @@ public class ChunkProviderServer extends IChunkProvider {
@ -81,7 +68,7 @@ index 54e89c9cc6c47ff2c4f4dd5d4c22a391f8a3d6e0..32b6d28cd28d60937eca14187287645e
});
this.world.getMethodProfiler().enter("customSpawners");
if (flag1) {
@@ -913,6 +915,40 @@ public class ChunkProviderServer extends IChunkProvider {
@@ -913,6 +915,30 @@ public class ChunkProviderServer extends IChunkProvider {
this.playerChunkMap.g();
}
@ -89,7 +76,7 @@ index 54e89c9cc6c47ff2c4f4dd5d4c22a391f8a3d6e0..32b6d28cd28d60937eca14187287645e
+ private void checkInactiveChunk(PlayerChunk playerchunk, long time) {
+ int ticketLevel = playerchunk.getTicketLevel();
+ if (ticketLevel > 33 && ticketLevel == playerchunk.oldTicketLevel &&
+ (playerchunk.lastActivity == 0 || time - playerchunk.lastActivity > 20*5) &&
+ (playerchunk.lastActivity == 0 || time - playerchunk.lastActivity > 20*120) &&
+ playerchunk.location.pair() % 20 == 0 && playerChunkMap.unloadQueue.size() < 100
+ ) {
+ ChunkStatus chunkHolderStatus = playerchunk.getChunkHolderStatus();
@ -102,18 +89,8 @@ index 54e89c9cc6c47ff2c4f4dd5d4c22a391f8a3d6e0..32b6d28cd28d60937eca14187287645e
+ return;
+ }
+ playerchunk.lastActivity = time;
+ Chunk chunk = playerchunk.getChunk();
+ if ((chunk != null && chunk.isAnyNeighborsLoaded()) || !playerchunk.neighborPriorities.isEmpty() || !playerchunk.dependendedOnBy.isEmpty()) {
+ return;
+ }
+ long key = playerchunk.location.pair();
+ if (playerChunkMap.playerViewDistanceNoTickMap.getObjectsInRange(key) != null) {
+ return;
+ }
+ PlayerChunkMap.a distanceManager = playerChunkMap.chunkDistanceManager;
+ ArraySetSorted<Ticket<?>> tickets = distanceManager.tickets.get(key);
+ if ((tickets == null || tickets.isEmpty()) && !distanceManager.getLevelTracker().isChunkLoaded(key)) {
+ playerChunkMap.unloadQueue.add(key);
+ if (playerchunk.shouldBeUnloaded()) {
+ playerChunkMap.unloadQueue.add(playerchunk.location.pair());
+ }
+ }
+ }
@ -123,19 +100,33 @@ index 54e89c9cc6c47ff2c4f4dd5d4c22a391f8a3d6e0..32b6d28cd28d60937eca14187287645e
public String getName() {
return "ServerChunkCache: " + this.h();
diff --git a/src/main/java/net/minecraft/server/PlayerChunk.java b/src/main/java/net/minecraft/server/PlayerChunk.java
index b8fe42e8123e972b1ec97b048c35d90118076e66..f213a08e42db20c511f7d70434b03ee4040676bc 100644
index b8fe42e8123e972b1ec97b048c35d90118076e66..18f9a2590f7fa5dfc9070fc5e13121d77f06e79f 100644
--- a/src/main/java/net/minecraft/server/PlayerChunk.java
+++ b/src/main/java/net/minecraft/server/PlayerChunk.java
@@ -44,6 +44,8 @@ public class PlayerChunk {
@@ -44,6 +44,22 @@ public class PlayerChunk {
long lastAutoSaveTime; // Paper - incremental autosave
long inactiveTimeStart; // Paper - incremental autosave
+ long lastActivity; // Paper - fix chunk leak
+ java.util.concurrent.ConcurrentHashMap<ChunkCoordIntPair, Boolean> dependendedOnBy = new java.util.concurrent.ConcurrentHashMap<>(); // Paper
+ // Paper start - unload leaked chunks
+ long lastActivity;
+ java.util.concurrent.ConcurrentHashMap<ChunkCoordIntPair, Boolean> dependendedOnBy = new java.util.concurrent.ConcurrentHashMap<>();
+ public boolean shouldBeUnloaded() {
+ if (!neighborPriorities.isEmpty() || !dependendedOnBy.isEmpty()) {
+ return false;
+ }
+ long key = location.pair();
+ if (chunkMap.playerViewDistanceNoTickMap.getObjectsInRange(key) != null) {
+ return false;
+ }
+ PlayerChunkMap.a distanceManager = chunkMap.chunkDistanceManager;
+ ArraySetSorted<Ticket<?>> tickets = distanceManager.tickets.get(key);
+ return (tickets == null || tickets.isEmpty()) TODO: Figure out level map;
+ }
+ // Paper end
// Paper start - optimise isOutsideOfRange
// cached here to avoid a map lookup
@@ -562,6 +564,7 @@ public class PlayerChunk {
@@ -562,6 +578,7 @@ public class PlayerChunk {
protected void a(PlayerChunkMap playerchunkmap) {
ChunkStatus chunkstatus = getChunkStatus(this.oldTicketLevel);
ChunkStatus chunkstatus1 = getChunkStatus(this.ticketLevel);
@ -144,7 +135,7 @@ index b8fe42e8123e972b1ec97b048c35d90118076e66..f213a08e42db20c511f7d70434b03ee4
boolean flag1 = this.ticketLevel <= PlayerChunkMap.GOLDEN_TICKET; // Paper - diff on change: (flag1 = new ticket level is in loadable range)
PlayerChunk.State playerchunk_state = getChunkState(this.oldTicketLevel);
diff --git a/src/main/java/net/minecraft/server/PlayerChunkMap.java b/src/main/java/net/minecraft/server/PlayerChunkMap.java
index f42507f5a17f9388db738218f58ca76f863274ff..d4bcbf8c1030eee55064b246b25391c0a5201d83 100644
index f42507f5a17f9388db738218f58ca76f863274ff..9ee13c741fdcc6b40d175e375e61bffa4c14f45f 100644
--- a/src/main/java/net/minecraft/server/PlayerChunkMap.java
+++ b/src/main/java/net/minecraft/server/PlayerChunkMap.java
@@ -639,6 +639,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
@ -163,16 +154,20 @@ index f42507f5a17f9388db738218f58ca76f863274ff..d4bcbf8c1030eee55064b246b25391c0
requestingNeighbor.onNeighborDone(playerchunk, chunkstatus, either.left().orElse(null));
});
}
@@ -871,6 +873,8 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
while (longiterator.hasNext()) { // Spigot
long j = longiterator.nextLong();
longiterator.remove(); // Spigot
+ ArraySetSorted<Ticket<?>> tickets = chunkDistanceManager.tickets.get(j); // Paper - chunk leak
+ if (tickets != null && !tickets.isEmpty()) continue; // Paper - ticket got added, don't remove
@@ -874,6 +876,12 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
PlayerChunk playerchunk = (PlayerChunk) this.updatingChunks.remove(j);
if (playerchunk != null) {
@@ -1147,9 +1151,27 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
+ // Paper start - don't unload chunks that should be loaded
+ if (!playerchunk.shouldBeUnloaded()) {
+ this.updatingChunks.put(j, playerchunk);
+ continue;
+ }
+ // Paper end
this.pendingUnload.put(j, playerchunk);
this.updatingChunksModified = true;
this.a(j, playerchunk); // Paper - Move up - don't leak chunks
@@ -1147,9 +1155,27 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
return completablefuture.thenComposeAsync((either) -> {
return either.map((list) -> { // Paper - Shut up.
try {
@ -200,7 +195,7 @@ index f42507f5a17f9388db738218f58ca76f863274ff..d4bcbf8c1030eee55064b246b25391c0
this.worldLoadListener.a(chunkcoordintpair, chunkstatus);
return completablefuture1;
@@ -1167,6 +1189,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
@@ -1167,6 +1193,7 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
return CompletableFuture.completedFuture(Either.right(playerchunk_failure));
});
}, (runnable) -> {