geforkt von Mirrors/Paper
19972e09b8
5a0150f586ed3eb15fe6f1f596d1a5a7d806f0f9 Fix ITEM_BREAK e6a3911057bd94d8bd7021cbb4923fb84fb106d1 Upstream merge d1cdcf8d4c3639f956474f02ed662517cffbe23e Remove old patch 068df64aeee368377e1673667bffc7a6dcf90554 Rebuild all patches
63 Zeilen
2.6 KiB
Diff
63 Zeilen
2.6 KiB
Diff
From c73ddaa7d7bcd47fa46a513343b34e2d624d4c06 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 4b4f005..0d8eb6c 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 (IntCache.b.isEmpty()) {
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aint = new int[256];
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- IntCache.c.add(aint);
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+ if (c.size() < org.spigotmc.SpigotConfig.intCacheLimit) IntCache.c.add(aint);
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return aint;
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} else {
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aint = (int[]) IntCache.b.remove(IntCache.b.size() - 1);
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- IntCache.c.add(aint);
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+ if (c.size() < org.spigotmc.SpigotConfig.intCacheLimit) IntCache.c.add(aint);
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return aint;
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}
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} else if (i > IntCache.a) {
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@@ -29,15 +29,15 @@ public class IntCache {
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IntCache.d.clear();
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IntCache.e.clear();
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aint = new int[IntCache.a];
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- IntCache.e.add(aint);
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+ if (e.size() < org.spigotmc.SpigotConfig.intCacheLimit) IntCache.e.add(aint);
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return aint;
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} else if (IntCache.d.isEmpty()) {
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aint = new int[IntCache.a];
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- IntCache.e.add(aint);
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+ if (e.size() < org.spigotmc.SpigotConfig.intCacheLimit) IntCache.e.add(aint);
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return aint;
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} else {
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aint = (int[]) IntCache.d.remove(IntCache.d.size() - 1);
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- IntCache.e.add(aint);
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+ if (e.size() < org.spigotmc.SpigotConfig.intCacheLimit) IntCache.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 78dcb39..c5e995b 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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2.1.0
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