Remove annoying logging caused by Netty (#61)

neoforged · Dec 29, 2023 · 3ce905f · 3ce905f
1 parent 29b9b43
commit 3ce905f
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/loader/src/main/resources/log4j2.xml b/loader/src/main/resources/log4j2.xml
@@ -59,6 +59,15 @@
         <Logger level="${sys:forge.logging.mojang.level:-info}" name="com.mojang"/>
         <Logger level="${sys:forge.logging.mojang.level:-info}" name="net.minecraft"/>
         <Logger level="${sys:forge.logging.classtransformer.level:-info}" name="cpw.mods.modlauncher.ClassTransformer"/>
+
+        <!-- Netty reflects into JDK internals, and it's causing useless DEBUG-level error stacktraces. We just ignore them -->
+        <Logger name="io.netty.util.internal.PlatformDependent0">
+            <filters>
+                <RegexFilter regex="^direct buffer constructor: unavailable$" onMatch="DENY" onMismatch="NEUTRAL" />
+                <RegexFilter regex="^jdk\.internal\.misc\.Unsafe\.allocateUninitializedArray\(int\): unavailable$" onMatch="DENY" onMismatch="NEUTRAL" />
+            </filters>
+        </Logger>
+
         <Root level="all">
             <AppenderRef ref="Console" level="${sys:forge.logging.console.level:-info}"/>
             <AppenderRef ref="ServerGuiConsole" level="${sys:forge.logging.console.level:-info}"/>