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Move tick loop changes to own patch with a few optimizations.

This commit is contained in:
md_5 2013-02-03 12:28:39 +11:00
parent 7b4bba6b3b
commit 72acec7f20
2 changed files with 134 additions and 115 deletions
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123
CraftBukkit-Patches/0002-Spigot-changes.patch
View File

@ -1,6 +1,6 @@
From 1fe7705634f785cb08d806d318a11cc762ad9c9a Mon Sep 17 00:00:00 2001
From 66460583cb37502069f54314e886b1ea4477d98c Mon Sep 17 00:00:00 2001
From: md_5 <md_5@live.com.au>
Date: Sat, 2 Feb 2013 19:38:11 +1100
Date: Sun, 3 Feb 2013 12:21:52 +1100
Subject: [PATCH] Spigot changes.
---
@ -18,7 +18,7 @@ Subject: [PATCH] Spigot changes.
.../java/net/minecraft/server/ChunkSection.java | 31 +-
src/main/java/net/minecraft/server/EntityItem.java | 3 +-
.../java/net/minecraft/server/EntitySquid.java | 4 -
.../java/net/minecraft/server/MinecraftServer.java | 51 +--
.../java/net/minecraft/server/MinecraftServer.java | 3 +
.../net/minecraft/server/PlayerConnection.java | 18 +-
src/main/java/net/minecraft/server/PlayerList.java | 10 +-
.../net/minecraft/server/ThreadLoginVerifier.java | 23 +
@ -29,7 +29,6 @@ Subject: [PATCH] Spigot changes.
src/main/java/org/bukkit/craftbukkit/Spigot.java | 25 ++
.../craftbukkit/chunkio/ChunkIOProvider.java | 2 +-
.../bukkit/craftbukkit/command/RestartCommand.java | 24 +
.../craftbukkit/command/TicksPerSecondCommand.java | 35 ++
.../org/bukkit/craftbukkit/entity/CraftPlayer.java | 7 +
.../bukkit/craftbukkit/util/ExceptionHandler.java | 31 ++
.../bukkit/craftbukkit/util/ExceptionReporter.java | 26 ++
@ -40,10 +39,9 @@ Subject: [PATCH] Spigot changes.
.../org/bukkit/craftbukkit/util/TimedThread.java | 37 ++
.../bukkit/craftbukkit/util/WatchdogThread.java | 88 ++++
src/main/resources/configurations/bukkit.yml | 30 ++
36 files changed, 1413 insertions(+), 131 deletions(-)
35 files changed, 1361 insertions(+), 100 deletions(-)
create mode 100644 src/main/java/org/bukkit/craftbukkit/Spigot.java
create mode 100644 src/main/java/org/bukkit/craftbukkit/command/RestartCommand.java
create mode 100644 src/main/java/org/bukkit/craftbukkit/command/TicksPerSecondCommand.java
create mode 100644 src/main/java/org/bukkit/craftbukkit/util/ExceptionHandler.java
create mode 100644 src/main/java/org/bukkit/craftbukkit/util/ExceptionReporter.java
create mode 100644 src/main/java/org/bukkit/craftbukkit/util/FlatMap.java
@ -377,74 +375,10 @@ index 961d83a..188d477 100644
super.c();
this.e = this.d;
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 4bdf8aa..4ee2b8b 100644
index 4bdf8aa..955a3ac 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -86,6 +86,11 @@ public abstract class MinecraftServer implements ICommandListener, Runnable, IMo
public java.util.Queue<Runnable> processQueue = new java.util.concurrent.ConcurrentLinkedQueue<Runnable>();
public int autosavePeriod;
// CraftBukkit end
+ // Spigot start
+ private static final int TPS = 20;
+ private static final int TICK_TIME = 1000000000 / TPS;
+ public static double currentTPS = 0;
+ // Spigot end
public MinecraftServer(OptionSet options) { // CraftBukkit - signature file -> OptionSet
l = this;
@@ -397,39 +402,20 @@ public abstract class MinecraftServer implements ICommandListener, Runnable, IMo
public void run() {
try {
if (this.init()) {
- long i = System.currentTimeMillis();
-
- for (long j = 0L; this.isRunning; this.Q = true) {
- long k = System.currentTimeMillis();
- long l = k - i;
-
- if (l > 2000L && i - this.R >= 15000L) {
- if (this.server.getWarnOnOverload()) // CraftBukkit - Added option to suppress warning messages
- log.warning("Can\'t keep up! Did the system time change, or is the server overloaded?");
- l = 2000L;
- this.R = i;
+ // Spigot start
+ for (long lastTick = 0L; this.isRunning; this.Q = true) {
+ long curTime = System.nanoTime();
+ long wait = TICK_TIME - (curTime - lastTick);
+ if (wait > 0) {
+ Thread.sleep(wait / 1000000);
+ continue;
}
-
- if (l < 0L) {
- log.warning("Time ran backwards! Did the system time change?");
- l = 0L;
- }
-
- j += l;
- i = k;
- if (this.worlds.get(0).everyoneDeeplySleeping()) { // CraftBukkit
- this.q();
- j = 0L;
- } else {
- while (j > 50L) {
- MinecraftServer.currentTick = (int) (System.currentTimeMillis() / 50); // CraftBukkit
- j -= 50L;
- this.q();
- }
- }
-
- Thread.sleep(1L);
+ currentTPS = (currentTPS * 0.95) + (1E9 / (curTime - lastTick) * 0.05);
+ lastTick = curTime;
+ MinecraftServer.currentTick++;
+ this.q();
}
+ // Spigot end
} else {
this.a((CrashReport) null);
}
@@ -454,6 +440,7 @@ public abstract class MinecraftServer implements ICommandListener, Runnable, IMo
@@ -454,6 +454,7 @@ public abstract class MinecraftServer implements ICommandListener, Runnable, IMo
this.a(crashreport);
} finally {
@ -452,7 +386,7 @@ index 4bdf8aa..4ee2b8b 100644
try {
this.stop();
this.isStopped = true;
@@ -605,6 +592,7 @@ public abstract class MinecraftServer implements ICommandListener, Runnable, IMo
@@ -605,6 +606,7 @@ public abstract class MinecraftServer implements ICommandListener, Runnable, IMo
}
this.methodProfiler.b();
@ -460,7 +394,7 @@ index 4bdf8aa..4ee2b8b 100644
}
public boolean getAllowNether() {
@@ -708,6 +696,7 @@ public abstract class MinecraftServer implements ICommandListener, Runnable, IMo
@@ -708,6 +710,7 @@ public abstract class MinecraftServer implements ICommandListener, Runnable, IMo
dedicatedserver.an();
}
*/
@ -1483,47 +1417,6 @@ index 0000000..fba4b4a
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/org/bukkit/craftbukkit/command/TicksPerSecondCommand.java b/src/main/java/org/bukkit/craftbukkit/command/TicksPerSecondCommand.java
new file mode 100644
index 0000000..e30615f
--- /dev/null
+++ b/src/main/java/org/bukkit/craftbukkit/command/TicksPerSecondCommand.java
@@ -0,0 +1,35 @@
+package org.bukkit.craftbukkit.command;
+
+import net.minecraft.server.MinecraftServer;
+import org.bukkit.ChatColor;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+
+public class TicksPerSecondCommand extends Command {
+
+ public TicksPerSecondCommand(String name) {
+ super(name);
+ this.description = "Gets the current ticks per second for the server";
+ this.usageMessage = "/tps";
+ this.setPermission("bukkit.command.tps");
+ }
+
+ @Override
+ public boolean execute(CommandSender sender, String currentAlias, String[] args) {
+ if (!testPermission(sender)) return true;
+
+ double tps = (double) Math.round(MinecraftServer.currentTPS * 10) / 10;
+ ChatColor color;
+ if (tps > 19.2D) {
+ color = ChatColor.GREEN;
+ } else if (tps > 17.4D) {
+ color = ChatColor.YELLOW;
+ } else {
+ color = ChatColor.RED;
+ }
+
+ sender.sendMessage(ChatColor.GOLD + "[TPS] " + color + tps);
+
+ return true;
+ }
+}
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index b6c7b1c..992131c 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java

126
CraftBukkit-Patches/0025-Tick-loop-optimization-sleep-for-as-long-as-possible.patch Normal file
View File

@ -0,0 +1,126 @@
From d2787c0ed42e7c7dc65ecd1568870afa951229db Mon Sep 17 00:00:00 2001
From: md_5 <md_5@live.com.au>
Date: Sun, 3 Feb 2013 12:28:17 +1100
Subject: [PATCH] Tick loop optimization - sleep for as long as possible.
---
.../java/net/minecraft/server/MinecraftServer.java | 50 +++++++++-------------
.../craftbukkit/command/TicksPerSecondCommand.java | 35 +++++++++++++++
2 files changed, 55 insertions(+), 30 deletions(-)
create mode 100644 src/main/java/org/bukkit/craftbukkit/command/TicksPerSecondCommand.java
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 955a3ac..99a6cf4 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -86,6 +86,12 @@ public abstract class MinecraftServer implements ICommandListener, Runnable, IMo
public java.util.Queue<Runnable> processQueue = new java.util.concurrent.ConcurrentLinkedQueue<Runnable>();
public int autosavePeriod;
// CraftBukkit end
+ // Spigot start
+ private static final int TPS = 20;
+ private static final int TICK_TIME = 1000000000 / TPS;
+ public static double currentTPS = 0;
+ private static long catchupTime = 0;
+ // Spigot end
public MinecraftServer(OptionSet options) { // CraftBukkit - signature file -> OptionSet
l = this;
@@ -397,39 +403,23 @@ public abstract class MinecraftServer implements ICommandListener, Runnable, IMo
public void run() {
try {
if (this.init()) {
- long i = System.currentTimeMillis();
-
- for (long j = 0L; this.isRunning; this.Q = true) {
- long k = System.currentTimeMillis();
- long l = k - i;
-
- if (l > 2000L && i - this.R >= 15000L) {
- if (this.server.getWarnOnOverload()) // CraftBukkit - Added option to suppress warning messages
- log.warning("Can\'t keep up! Did the system time change, or is the server overloaded?");
- l = 2000L;
- this.R = i;
- }
-
- if (l < 0L) {
- log.warning("Time ran backwards! Did the system time change?");
- l = 0L;
- }
-
- j += l;
- i = k;
- if (this.worlds.get(0).everyoneDeeplySleeping()) { // CraftBukkit
- this.q();
- j = 0L;
+ // Spigot start
+ for (long lastTick = 0L; this.isRunning; this.Q = true) {
+ long curTime = System.nanoTime();
+ long wait = TICK_TIME - (curTime - lastTick) - catchupTime;
+ if (wait > 0) {
+ Thread.sleep(wait / 1000000);
+ catchupTime = 0;
+ continue;
} else {
- while (j > 50L) {
- MinecraftServer.currentTick = (int) (System.currentTimeMillis() / 50); // CraftBukkit
- j -= 50L;
- this.q();
- }
+ catchupTime = Math.min(TICK_TIME * TPS, Math.abs(wait));
}
-
- Thread.sleep(1L);
+ currentTPS = (currentTPS * 0.95) + (1E9 / (curTime - lastTick) * 0.05);
+ lastTick = curTime;
+ MinecraftServer.currentTick++;
+ this.q();
}
+ // Spigot end
} else {
this.a((CrashReport) null);
}
diff --git a/src/main/java/org/bukkit/craftbukkit/command/TicksPerSecondCommand.java b/src/main/java/org/bukkit/craftbukkit/command/TicksPerSecondCommand.java
new file mode 100644
index 0000000..f114a31
--- /dev/null
+++ b/src/main/java/org/bukkit/craftbukkit/command/TicksPerSecondCommand.java
@@ -0,0 +1,35 @@
+package org.bukkit.craftbukkit.command;
+
+import net.minecraft.server.MinecraftServer;
+import org.bukkit.ChatColor;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+
+public class TicksPerSecondCommand extends Command {
+
+ public TicksPerSecondCommand(String name) {
+ super(name);
+ this.description = "Gets the current ticks per second for the server";
+ this.usageMessage = "/tps";
+ this.setPermission("bukkit.command.tps");
+ }
+
+ @Override
+ public boolean execute(CommandSender sender, String currentAlias, String[] args) {
+ if (!testPermission(sender)) return true;
+
+ double tps = Math.min(20, Math.round(MinecraftServer.currentTPS * 10) / 10.0);
+ ChatColor color;
+ if (tps > 19.2D) {
+ color = ChatColor.GREEN;
+ } else if (tps > 17.4D) {
+ color = ChatColor.YELLOW;
+ } else {
+ color = ChatColor.RED;
+ }
+
+ sender.sendMessage(ChatColor.GOLD + "[TPS] " + color + tps);
+
+ return true;
+ }
+}
--
1.8.1-rc2