From a2e43ae5ce691fef18c0e6600dde7c8c4e5d1c27 Mon Sep 17 00:00:00 2001
From: "yi.wu" <yi.wu@baifendian.com>
Date: Mon, 25 Jun 2018 17:16:00 +0800
Subject: [PATCH] fix trainer nccl2 env

---
 python/paddle/fluid/trainer.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/python/paddle/fluid/trainer.py b/python/paddle/fluid/trainer.py
index 45ab889bea..fc4d7cba71 100644
--- a/python/paddle/fluid/trainer.py
+++ b/python/paddle/fluid/trainer.py
@@ -315,7 +315,7 @@ class Trainer(object):
             for ip in worker_ips.split(","):
                 worker_endpoints.append(':'.join([ip, port]))
             self.num_trainers = len(worker_endpoints)
-            current_endpoint = os.getenv("POD_IP") + ":" + port
+            current_endpoint = os.getenv("PADDLE_CURRENT_IP") + ":" + port
             worker_endpoints.remove(current_endpoint)
             # TODO(wuyi): use self.nccl_id_var, self.num_trainers and self.trainer_id
             # in ParallelExecutor to start
-- 
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