From c032e2ebf9250bfa1ab18324356ed13b6666e4f7 Mon Sep 17 00:00:00 2001
From: Kun Zhang <zhangkun83@users.noreply.github.com>
Date: Fri, 13 Dec 2019 10:48:53 -0800
Subject: [PATCH] Revert "netty: enable io.grpc.netty.useCustomAllocator by
 default (#6459)" (#6517)

This reverts commit b0e00fd4bad58350bafbb0411b94c70979f7d3e1.

It may cause leak of netty native buffers when creating and shutting
down Channels on a regular basis.
---
 netty/src/main/java/io/grpc/netty/Utils.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/netty/src/main/java/io/grpc/netty/Utils.java b/netty/src/main/java/io/grpc/netty/Utils.java
index 6fb6e49779..df8d7a51cc 100644
--- a/netty/src/main/java/io/grpc/netty/Utils.java
+++ b/netty/src/main/java/io/grpc/netty/Utils.java
@@ -91,7 +91,7 @@ class Utils {
         @Override
         public ByteBufAllocator create() {
           if (Boolean.parseBoolean(
-                  System.getProperty("io.grpc.netty.useCustomAllocator", "true"))) {
+                  System.getProperty("io.grpc.netty.useCustomAllocator", "false"))) {
             int maxOrder;
             if (System.getProperty("io.netty.allocator.maxOrder") == null) {
               // See the implementation of PooledByteBufAllocator.  DEFAULT_MAX_ORDER in there is