Paper/Spigot-Server-Patches/0461-Add-tick-times-API-and-mspt-command.patch
Aikar 3d2bc848c1
Ensure VillagerTrades doesn't load async - fixes #3495
In rare cases, this class could potentially be loaded from
the chunk threads causing it to initialize async and cause errors.

This would then break the server and chunk saving.

So ensure its loaded at start of server to avoid this.
2020-06-03 00:00:17 -04:00

170 lines
6.5 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <Blake.Galbreath@GMail.com>
Date: Sun, 5 Apr 2020 22:23:14 -0500
Subject: [PATCH] Add tick times API and /mspt command
diff --git a/src/main/java/com/destroystokyo/paper/MSPTCommand.java b/src/main/java/com/destroystokyo/paper/MSPTCommand.java
new file mode 100644
index 0000000000000000000000000000000000000000..d0211d4f39f9d6af1d751ac66342b42cc6d7ba6d
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/MSPTCommand.java
@@ -0,0 +1,64 @@
+package com.destroystokyo.paper;
+
+import net.minecraft.server.MinecraftServer;
+import org.bukkit.ChatColor;
+import org.bukkit.Location;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+
+import java.text.DecimalFormat;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+public class MSPTCommand extends Command {
+ private static final DecimalFormat DF = new DecimalFormat("########0.0");
+
+ public MSPTCommand(String name) {
+ super(name);
+ this.description = "View server tick times";
+ this.usageMessage = "/mspt";
+ this.setPermission("bukkit.command.mspt");
+ }
+
+ @Override
+ public List<String> tabComplete(CommandSender sender, String alias, String[] args, Location location) throws IllegalArgumentException {
+ return Collections.emptyList();
+ }
+
+ @Override
+ public boolean execute(CommandSender sender, String commandLabel, String[] args) {
+ if (!testPermission(sender)) return true;
+
+ MinecraftServer server = MinecraftServer.getServer();
+
+ List<String> times = new ArrayList<>();
+ times.addAll(eval(server.tickTimes5s.getTimes()));
+ times.addAll(eval(server.tickTimes10s.getTimes()));
+ times.addAll(eval(server.tickTimes60s.getTimes()));
+
+ sender.sendMessage("§6Server tick times §e(§7avg§e/§7min§e/§7max§e)§6 from last 5s§7,§6 10s§7,§6 1m§e:");
+ sender.sendMessage(String.format("§6◴ %s§7/%s§7/%s§e, %s§7/%s§7/%s§e, %s§7/%s§7/%s", times.toArray()));
+ return true;
+ }
+
+ private static List<String> eval(long[] times) {
+ long min = Integer.MAX_VALUE;
+ long max = 0L;
+ long total = 0L;
+ for (long value : times) {
+ if (value > 0L && value < min) min = value;
+ if (value > max) max = value;
+ total += value;
+ }
+ double avgD = ((double) total / (double) times.length) * 1.0E-6D;
+ double minD = ((double) min) * 1.0E-6D;
+ double maxD = ((double) max) * 1.0E-6D;
+ return Arrays.asList(getColor(avgD), getColor(minD), getColor(maxD));
+ }
+
+ private static String getColor(double avg) {
+ return ChatColor.COLOR_CHAR + (avg >= 50 ? "c" : avg >= 40 ? "e" : "a") + DF.format(avg);
+ }
+}
diff --git a/src/main/java/com/destroystokyo/paper/PaperConfig.java b/src/main/java/com/destroystokyo/paper/PaperConfig.java
index f8f225e18fa38cad917f52a379233e0a7a869b07..3ee7e5671dd2519cec72b81211f1f39176a228ba 100644
--- a/src/main/java/com/destroystokyo/paper/PaperConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperConfig.java
@@ -70,6 +70,7 @@ public class PaperConfig {
commands = new HashMap<String, Command>();
commands.put("paper", new PaperCommand("paper"));
+ commands.put("mspt", new MSPTCommand("mspt"));
version = getInt("config-version", 20);
set("config-version", 20);
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 2d54c9a27fc5ca35c54a42b59f5321277d2d822b..c07339c87f8efff9c26aadc778cc3b16e170673f 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -106,6 +106,11 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
private int G;
private int H;
public final long[] f = new long[100]; public long[] getTickTimes() { return f; } // Paper - OBFHELPER
+ // Paper start
+ public final TickTimes tickTimes5s = new TickTimes(100);
+ public final TickTimes tickTimes10s = new TickTimes(200);
+ public final TickTimes tickTimes60s = new TickTimes(1200);
+ // Paper end
@Nullable
private KeyPair I;
@Nullable
@@ -1189,6 +1194,12 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
this.av = this.av * 0.8F + (float) l / 1000000.0F * 0.19999999F;
long i1 = SystemUtils.getMonotonicNanos();
+ // Paper start
+ tickTimes5s.add(this.ticks, l);
+ tickTimes10s.add(this.ticks, l);
+ tickTimes60s.add(this.ticks, l);
+ // Paper end
+
this.circularTimer.a(i1 - i);
this.methodProfiler.exit();
org.spigotmc.WatchdogThread.tick(); // Spigot
@@ -2277,4 +2288,30 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
return SERVER; // Paper
}
// CraftBukkit end
+
+ // Paper start
+ public static class TickTimes {
+ private final long[] times;
+
+ public TickTimes(int length) {
+ times = new long[length];
+ }
+
+ void add(int index, long time) {
+ times[index % times.length] = time;
+ }
+
+ public long[] getTimes() {
+ return times.clone();
+ }
+
+ public double getAverage() {
+ long total = 0L;
+ for (long value : times) {
+ total += value;
+ }
+ return ((double) total / (double) times.length) * 1.0E-6D;
+ }
+ }
+ // Paper end
}
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index e8d3528d515754affb14c947109ccdf1739d9745..4a41003203b316e45622360f97a897d1fad6cda0 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -2053,6 +2053,16 @@ public final class CraftServer implements Server {
net.minecraft.server.MinecraftServer.getServer().tps15.getAverage()
};
}
+
+ @Override
+ public long[] getTickTimes() {
+ return getServer().tickTimes5s.getTimes();
+ }
+
+ @Override
+ public double getAverageTickTime() {
+ return getServer().tickTimes5s.getAverage();
+ }
// Paper end
private final Spigot spigot = new Spigot()