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cab333b217
Don't send requests of every player was found in the global api cache SpigotMC/Spigot@841270ff1e Correctly set the response code for the cached lookups and return the ... SpigotMC/Spigot@f170b7899c Don't try and re-set the global api cache on reload SpigotMC/Spigot@b410a00a66 Use a compile time sneaky throw hack. SpigotMC/Spigot@508462b96b Fix a missed rename in WorldGenGroundBush SpigotMC/Spigot@0614d8fae9
63 lines
2.4 KiB
Diff
63 lines
2.4 KiB
Diff
From 2538f25c2c2b5dd9756a12393995575467da8bb5 Mon Sep 17 00:00:00 2001
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From: md_5 <git@md-5.net>
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Date: Fri, 20 Jun 2014 19:40:00 +1000
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Subject: [PATCH] Prevent Unbounded IntCache Growth
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Based on work by Peter Lawrey, this commit prevents unbounded growth of the integer cache and instead caps it to a value specified in the configuration (1024 by default). Should prevent thrashing, especially around world generation.
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diff --git a/src/main/java/net/minecraft/server/IntCache.java b/src/main/java/net/minecraft/server/IntCache.java
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index 9858720..47e06df 100644
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--- a/src/main/java/net/minecraft/server/IntCache.java
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+++ b/src/main/java/net/minecraft/server/IntCache.java
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@@ -17,11 +17,11 @@ public class IntCache {
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if (i <= 256) {
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if (b.isEmpty()) {
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aint = new int[256];
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- c.add(aint);
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+ if (c.size() < org.spigotmc.SpigotConfig.intCacheLimit) c.add(aint);
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return aint;
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} else {
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aint = (int[]) b.remove(b.size() - 1);
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- c.add(aint);
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+ if (c.size() < org.spigotmc.SpigotConfig.intCacheLimit) c.add(aint);
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return aint;
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}
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} else if (i > a) {
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@@ -29,15 +29,15 @@ public class IntCache {
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d.clear();
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e.clear();
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aint = new int[a];
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- e.add(aint);
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+ if (e.size() < org.spigotmc.SpigotConfig.intCacheLimit) e.add(aint);
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return aint;
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} else if (d.isEmpty()) {
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aint = new int[a];
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- e.add(aint);
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+ if (e.size() < org.spigotmc.SpigotConfig.intCacheLimit) e.add(aint);
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return aint;
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} else {
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aint = (int[]) d.remove(d.size() - 1);
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- e.add(aint);
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+ if (e.size() < org.spigotmc.SpigotConfig.intCacheLimit) e.add(aint);
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return aint;
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}
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}
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diff --git a/src/main/java/org/spigotmc/SpigotConfig.java b/src/main/java/org/spigotmc/SpigotConfig.java
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index 46c8573..429ad36 100644
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--- a/src/main/java/org/spigotmc/SpigotConfig.java
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+++ b/src/main/java/org/spigotmc/SpigotConfig.java
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@@ -327,4 +327,10 @@ public class SpigotConfig
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{
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saveUserCacheOnStopOnly = getBoolean( "settings.save-user-cache-on-stop-only", false );
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}
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+
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+ public static int intCacheLimit;
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+ private static void intCacheLimit()
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+ {
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+ intCacheLimit = getInt( "settings.int-cache-limit", 1024 );
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+ }
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}
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--
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1.9.1
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