Paper/patches/server/0707-Detail-more-information-in-watchdog-dumps.patch
Jake Potrebic 9147456fc9
Updated Upstream (CraftBukkit/Spigot) (#8815)
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

CraftBukkit Changes:
ab8ace685 SPIGOT-7236: Bone meal doesn't increase use statistic
7dcb59b8e Avoid switch on material in previous commit

Spigot Changes:
19641c75 SPIGOT-7235: World.Spigot#strikeLightningEffect doesn't do anything
2023-01-27 12:52:04 -08:00

296 lines
15 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Thu, 26 Mar 2020 21:59:32 -0700
Subject: [PATCH] Detail more information in watchdog dumps
- Dump position, world, velocity, and uuid for currently ticking entities
- Dump player name, player uuid, position, and world for packet handling
diff --git a/src/main/java/net/minecraft/network/Connection.java b/src/main/java/net/minecraft/network/Connection.java
index 3355d0d75675e2f9a62c4681871ba0f403073286..46153b8e5823959e17621bbebd414d8998b77fb5 100644
--- a/src/main/java/net/minecraft/network/Connection.java
+++ b/src/main/java/net/minecraft/network/Connection.java
@@ -512,7 +512,13 @@ public class Connection extends SimpleChannelInboundHandler<Packet<?>> {
if (!(this.packetListener instanceof net.minecraft.server.network.ServerLoginPacketListenerImpl loginPacketListener)
|| loginPacketListener.state != net.minecraft.server.network.ServerLoginPacketListenerImpl.State.READY_TO_ACCEPT
|| Connection.joinAttemptsThisTick++ < MAX_PER_TICK) {
+ // Paper start - detailed watchdog information
+ net.minecraft.network.protocol.PacketUtils.packetProcessing.push(this.packetListener);
+ try { // Paper end - detailed watchdog information
tickablepacketlistener.tick();
+ } finally { // Paper start - detailed watchdog information
+ net.minecraft.network.protocol.PacketUtils.packetProcessing.pop();
+ } // Paper end - detailed watchdog information
}
// Paper end
}
diff --git a/src/main/java/net/minecraft/network/protocol/PacketUtils.java b/src/main/java/net/minecraft/network/protocol/PacketUtils.java
index acfa1907bfc9c29d261cfccc00d65bad9ad1a002..d6f3869f5725c7f081efb7f486f74dbb99d4d005 100644
--- a/src/main/java/net/minecraft/network/protocol/PacketUtils.java
+++ b/src/main/java/net/minecraft/network/protocol/PacketUtils.java
@@ -15,6 +15,24 @@ public class PacketUtils {
private static final Logger LOGGER = LogUtils.getLogger();
+ // Paper start - detailed watchdog information
+ public static final java.util.concurrent.ConcurrentLinkedDeque<PacketListener> packetProcessing = new java.util.concurrent.ConcurrentLinkedDeque<>();
+ static final java.util.concurrent.atomic.AtomicLong totalMainThreadPacketsProcessed = new java.util.concurrent.atomic.AtomicLong();
+
+ public static long getTotalProcessedPackets() {
+ return totalMainThreadPacketsProcessed.get();
+ }
+
+ public static java.util.List<PacketListener> getCurrentPacketProcessors() {
+ java.util.List<PacketListener> ret = new java.util.ArrayList<>(4);
+ for (PacketListener listener : packetProcessing) {
+ ret.add(listener);
+ }
+
+ return ret;
+ }
+ // Paper end - detailed watchdog information
+
public PacketUtils() {}
public static <T extends PacketListener> void ensureRunningOnSameThread(Packet<T> packet, T listener, ServerLevel world) throws RunningOnDifferentThreadException {
@@ -24,6 +42,8 @@ public class PacketUtils {
public static <T extends PacketListener> void ensureRunningOnSameThread(Packet<T> packet, T listener, BlockableEventLoop<?> engine) throws RunningOnDifferentThreadException {
if (!engine.isSameThread()) {
engine.executeIfPossible(() -> {
+ packetProcessing.push(listener); // Paper - detailed watchdog information
+ try { // Paper - detailed watchdog information
if (MinecraftServer.getServer().hasStopped() || (listener instanceof ServerGamePacketListenerImpl && ((ServerGamePacketListenerImpl) listener).processedDisconnect)) return; // CraftBukkit, MC-142590
if (listener.getConnection().isConnected()) {
co.aikar.timings.Timing timing = co.aikar.timings.MinecraftTimings.getPacketTiming(packet); // Paper - timings
@@ -43,6 +63,12 @@ public class PacketUtils {
} else {
PacketUtils.LOGGER.debug("Ignoring packet due to disconnection: {}", packet);
}
+ // Paper start - detailed watchdog information
+ } finally {
+ totalMainThreadPacketsProcessed.getAndIncrement();
+ packetProcessing.pop();
+ }
+ // Paper end - detailed watchdog information
});
throw RunningOnDifferentThreadException.RUNNING_ON_DIFFERENT_THREAD;
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index ef6aabd65651fe2eabe319908e6adfe9f97ee467..380733b27c4e091c9376b779701e8e39d1c1ac0e 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -1060,7 +1060,26 @@ public class ServerLevel extends Level implements WorldGenLevel {
}
+ // Paper start - log detailed entity tick information
+ // TODO replace with varhandle
+ static final java.util.concurrent.atomic.AtomicReference<Entity> currentlyTickingEntity = new java.util.concurrent.atomic.AtomicReference<>();
+
+ public static List<Entity> getCurrentlyTickingEntities() {
+ Entity ticking = currentlyTickingEntity.get();
+ List<Entity> ret = java.util.Arrays.asList(ticking == null ? new Entity[0] : new Entity[] { ticking });
+
+ return ret;
+ }
+ // Paper end - log detailed entity tick information
+
public void tickNonPassenger(Entity entity) {
+ // Paper start - log detailed entity tick information
+ io.papermc.paper.util.TickThread.ensureTickThread("Cannot tick an entity off-main");
+ try {
+ if (currentlyTickingEntity.get() == null) {
+ currentlyTickingEntity.lazySet(entity);
+ }
+ // Paper end - log detailed entity tick information
++TimingHistory.entityTicks; // Paper - timings
// Spigot start
co.aikar.timings.Timing timer; // Paper
@@ -1100,7 +1119,13 @@ public class ServerLevel extends Level implements WorldGenLevel {
this.tickPassenger(entity, entity1);
}
// } finally { timer.stopTiming(); } // Paper - timings - move up
-
+ // Paper start - log detailed entity tick information
+ } finally {
+ if (currentlyTickingEntity.get() == entity) {
+ currentlyTickingEntity.lazySet(null);
+ }
+ }
+ // Paper end - log detailed entity tick information
}
private void tickPassenger(Entity vehicle, Entity passenger) {
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index f19ece7738e493c3e69ea298f55e3f32da31204e..ef515ec320454fd6a54457ca419ddd42d0c3b5c8 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -971,7 +971,42 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
return this.onGround;
}
+ // Paper start - detailed watchdog information
+ public final Object posLock = new Object(); // Paper - log detailed entity tick information
+
+ private Vec3 moveVector;
+ private double moveStartX;
+ private double moveStartY;
+ private double moveStartZ;
+
+ public final Vec3 getMoveVector() {
+ return this.moveVector;
+ }
+
+ public final double getMoveStartX() {
+ return this.moveStartX;
+ }
+
+ public final double getMoveStartY() {
+ return this.moveStartY;
+ }
+
+ public final double getMoveStartZ() {
+ return this.moveStartZ;
+ }
+ // Paper end - detailed watchdog information
+
public void move(MoverType movementType, Vec3 movement) {
+ // Paper start - detailed watchdog information
+ io.papermc.paper.util.TickThread.ensureTickThread("Cannot move an entity off-main");
+ synchronized (this.posLock) {
+ this.moveStartX = this.getX();
+ this.moveStartY = this.getY();
+ this.moveStartZ = this.getZ();
+ this.moveVector = movement;
+ }
+ try {
+ // Paper end - detailed watchdog information
if (this.noPhysics) {
this.setPos(this.getX() + movement.x, this.getY() + movement.y, this.getZ() + movement.z);
} else {
@@ -1144,6 +1179,13 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
this.level.getProfiler().pop();
}
}
+ // Paper start - detailed watchdog information
+ } finally {
+ synchronized (this.posLock) { // Paper
+ this.moveVector = null;
+ } // Paper
+ }
+ // Paper end - detailed watchdog information
}
protected boolean isHorizontalCollisionMinor(Vec3 adjustedMovement) {
@@ -4027,7 +4069,9 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
}
public void setDeltaMovement(Vec3 velocity) {
+ synchronized (this.posLock) { // Paper
this.deltaMovement = velocity;
+ } // Paper
}
public void addDeltaMovement(Vec3 velocity) {
@@ -4113,7 +4157,9 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
}
// Paper end - fix MC-4
if (this.position.x != x || this.position.y != y || this.position.z != z) {
+ synchronized (this.posLock) { // Paper
this.position = new Vec3(x, y, z);
+ } // Paper
int i = Mth.floor(x);
int j = Mth.floor(y);
int k = Mth.floor(z);
diff --git a/src/main/java/org/spigotmc/WatchdogThread.java b/src/main/java/org/spigotmc/WatchdogThread.java
index e0a71bfc1498a517456b21747ab6ef3f1067a3f3..e9fa7faaa4451e36b3908cbcbbe0baf213abde96 100644
--- a/src/main/java/org/spigotmc/WatchdogThread.java
+++ b/src/main/java/org/spigotmc/WatchdogThread.java
@@ -22,6 +22,78 @@ public final class WatchdogThread extends io.papermc.paper.util.TickThread // Pa
private volatile long lastTick;
private volatile boolean stopping;
+ // Paper start - log detailed tick information
+ private void dumpEntity(net.minecraft.world.entity.Entity entity) {
+ Logger log = Bukkit.getServer().getLogger();
+ double posX, posY, posZ;
+ net.minecraft.world.phys.Vec3 mot;
+ double moveStartX, moveStartY, moveStartZ;
+ net.minecraft.world.phys.Vec3 moveVec;
+ synchronized (entity.posLock) {
+ posX = entity.getX();
+ posY = entity.getY();
+ posZ = entity.getZ();
+ mot = entity.getDeltaMovement();
+ moveStartX = entity.getMoveStartX();
+ moveStartY = entity.getMoveStartY();
+ moveStartZ = entity.getMoveStartZ();
+ moveVec = entity.getMoveVector();
+ }
+
+ String entityType = net.minecraft.world.entity.EntityType.getKey(entity.getType()).toString();
+ java.util.UUID entityUUID = entity.getUUID();
+ net.minecraft.world.level.Level world = entity.level;
+
+ log.log(Level.SEVERE, "Ticking entity: " + entityType + ", entity class: " + entity.getClass().getName());
+ log.log(Level.SEVERE, "Entity status: removed: " + entity.isRemoved() + ", valid: " + entity.valid + ", alive: " + entity.isAlive() + ", is passenger: " + entity.isPassenger());
+ log.log(Level.SEVERE, "Entity UUID: " + entityUUID);
+ log.log(Level.SEVERE, "Position: world: '" + (world == null ? "unknown world?" : world.getWorld().getName()) + "' at location (" + posX + ", " + posY + ", " + posZ + ")");
+ log.log(Level.SEVERE, "Velocity: " + (mot == null ? "unknown velocity" : mot.toString()) + " (in blocks per tick)");
+ log.log(Level.SEVERE, "Entity AABB: " + entity.getBoundingBox());
+ if (moveVec != null) {
+ log.log(Level.SEVERE, "Move call information: ");
+ log.log(Level.SEVERE, "Start position: (" + moveStartX + ", " + moveStartY + ", " + moveStartZ + ")");
+ log.log(Level.SEVERE, "Move vector: " + moveVec.toString());
+ }
+ }
+
+ private void dumpTickingInfo() {
+ Logger log = Bukkit.getServer().getLogger();
+
+ // ticking entities
+ for (net.minecraft.world.entity.Entity entity : net.minecraft.server.level.ServerLevel.getCurrentlyTickingEntities()) {
+ this.dumpEntity(entity);
+ net.minecraft.world.entity.Entity vehicle = entity.getVehicle();
+ if (vehicle != null) {
+ log.log(Level.SEVERE, "Detailing vehicle for above entity:");
+ this.dumpEntity(vehicle);
+ }
+ }
+
+ // packet processors
+ for (net.minecraft.network.PacketListener packetListener : net.minecraft.network.protocol.PacketUtils.getCurrentPacketProcessors()) {
+ if (packetListener instanceof net.minecraft.server.network.ServerGamePacketListenerImpl) {
+ net.minecraft.server.level.ServerPlayer player = ((net.minecraft.server.network.ServerGamePacketListenerImpl)packetListener).player;
+ long totalPackets = net.minecraft.network.protocol.PacketUtils.getTotalProcessedPackets();
+ if (player == null) {
+ log.log(Level.SEVERE, "Handling packet for player connection or ticking player connection (null player): " + packetListener);
+ log.log(Level.SEVERE, "Total packets processed on the main thread for all players: " + totalPackets);
+ } else {
+ this.dumpEntity(player);
+ net.minecraft.world.entity.Entity vehicle = player.getVehicle();
+ if (vehicle != null) {
+ log.log(Level.SEVERE, "Detailing vehicle for above entity:");
+ this.dumpEntity(vehicle);
+ }
+ log.log(Level.SEVERE, "Total packets processed on the main thread for all players: " + totalPackets);
+ }
+ } else {
+ log.log(Level.SEVERE, "Handling packet for connection: " + packetListener);
+ }
+ }
+ }
+ // Paper end - log detailed tick information
+
private WatchdogThread(long timeoutTime, boolean restart)
{
super( "Paper Watchdog Thread" );
@@ -120,6 +192,7 @@ public final class WatchdogThread extends io.papermc.paper.util.TickThread // Pa
log.log( Level.SEVERE, "------------------------------" );
log.log( Level.SEVERE, "Server thread dump (Look for plugins here before reporting to Paper!):" ); // Paper
io.papermc.paper.chunk.system.scheduling.ChunkTaskScheduler.dumpAllChunkLoadInfo(isLongTimeout); // Paper // Paper - rewrite chunk system
+ this.dumpTickingInfo(); // Paper - log detailed tick information
WatchdogThread.dumpThread( ManagementFactory.getThreadMXBean().getThreadInfo( MinecraftServer.getServer().serverThread.getId(), Integer.MAX_VALUE ), log );
log.log( Level.SEVERE, "------------------------------" );
//