Paper/Spigot-Server-Patches/0320-Use-more-reasonable-thread-count-default-for-bootstr.patch
2020-05-28 20:45:36 -04:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Tue, 23 Oct 2018 23:14:38 -0400
Subject: [PATCH] Use more reasonable thread count default for bootstrap
diff --git a/src/main/java/net/minecraft/server/SystemUtils.java b/src/main/java/net/minecraft/server/SystemUtils.java
index 7e224ebeff3bf34270df173a47b08d3290c00670..0b6b7d2b84aa595a80aae1c580d8794528910bbc 100644
--- a/src/main/java/net/minecraft/server/SystemUtils.java
+++ b/src/main/java/net/minecraft/server/SystemUtils.java
@@ -66,7 +66,8 @@ public class SystemUtils {
}
private static ExecutorService k() {
- int i = MathHelper.clamp(Runtime.getRuntime().availableProcessors() - 1, 1, 7);
+ int i = Math.min(8, Math.max(Runtime.getRuntime().availableProcessors() - 2, 2)); // Paper - use more reasonable default - 2 is hard minimum to avoid using unlimited threads
+ i = Integer.getInteger("Paper.WorkerThreadCount", i); // Paper - allow overriding
Object object;
if (i <= 0) {