From 5436d6666786f4882484977d8348254dea4a367c Mon Sep 17 00:00:00 2001
From: chengduo <zhaochengduo@baidu.com>
Date: Wed, 5 Jun 2019 20:41:24 +0800
Subject: [PATCH] close socket connect (#17862)

test=develop
---
 paddle/fluid/imperative/nccl_context.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/paddle/fluid/imperative/nccl_context.cc b/paddle/fluid/imperative/nccl_context.cc
index f96c83936df..d9630bd66d5 100644
--- a/paddle/fluid/imperative/nccl_context.cc
+++ b/paddle/fluid/imperative/nccl_context.cc
@@ -93,6 +93,7 @@ void NCCLParallelContext::SendNCCLID(const std::string &ep,
     send(sock, buffer, NCCL_UNIQUE_ID_BYTES, 0);
     break;
   }
+  close(sock);
 }
 
 void NCCLParallelContext::BcastNCCLId(ncclUniqueId *nccl_id, int root) {
-- 
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