From 08b0a7b796fca68e69ee81385453e942593fa436 Mon Sep 17 00:00:00 2001
From: Jiabin Yang <marsyang199376@gmail.com>
Date: Fri, 28 Jun 2019 20:25:08 +0800
Subject: [PATCH] test=develop, fix multigpu hang on latest docker (#18381)

---
 paddle/scripts/paddle_build.sh | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/paddle/scripts/paddle_build.sh b/paddle/scripts/paddle_build.sh
index e7674859c7..b65fa2ffd4 100755
--- a/paddle/scripts/paddle_build.sh
+++ b/paddle/scripts/paddle_build.sh
@@ -847,7 +847,6 @@ EOF
     ${DOCKERFILE_CUDNN_DSO}
     ${DOCKERFILE_CUBLAS_DSO}
     ${DOCKERFILE_GPU_ENV}
-    ENV NCCL_LAUNCH_MODE PARALLEL
 EOF
     elif [ "$1" == "cp36-cp36m" ]; then
         cat >> ${PADDLE_ROOT}/build/Dockerfile <<EOF
@@ -873,7 +872,6 @@ EOF
     ${DOCKERFILE_CUDNN_DSO}
     ${DOCKERFILE_CUBLAS_DSO}
     ${DOCKERFILE_GPU_ENV}
-    ENV NCCL_LAUNCH_MODE PARALLEL
 EOF
     elif [ "$1" == "cp37-cp37m" ]; then
         cat >> ${PADDLE_ROOT}/build/Dockerfile <<EOF
@@ -896,7 +894,6 @@ EOF
     ${DOCKERFILE_CUDNN_DSO}
     ${DOCKERFILE_CUBLAS_DSO}
     ${DOCKERFILE_GPU_ENV}
-    ENV NCCL_LAUNCH_MODE PARALLEL
 EOF
     else
         cat >> ${PADDLE_ROOT}/build/Dockerfile <<EOF
@@ -912,7 +909,6 @@ EOF
     ${DOCKERFILE_CUDNN_DSO}
     ${DOCKERFILE_CUBLAS_DSO}
     ${DOCKERFILE_GPU_ENV}
-    ENV NCCL_LAUNCH_MODE PARALLEL
 EOF
     fi
 
-- 
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