From e4b7811b4fff01a59476dbe0c8f84886b1aaa0d8 Mon Sep 17 00:00:00 2001
From: Zhang Qinghua <zhangqinghua3@huawei.com>
Date: Sat, 29 Aug 2020 17:11:08 +0800
Subject: [PATCH] Not let parent process exit any more

---
 mindspore/ccsrc/common/duplex_pipe.cc | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/mindspore/ccsrc/common/duplex_pipe.cc b/mindspore/ccsrc/common/duplex_pipe.cc
index 7ca1667eb4..9ee47d7f6b 100644
--- a/mindspore/ccsrc/common/duplex_pipe.cc
+++ b/mindspore/ccsrc/common/duplex_pipe.cc
@@ -188,11 +188,6 @@ void DuplexPipe::SignalHandler::SigChildHandler(int sig) {
     if (!dp_.expired()) {
       dp_.lock()->Close();
     }
-
-    // When run multiple processes by 'mpirun',
-    // parent process never quit even Exception happens,
-    // which caused by MPI_Finalize() never returned.
-    exit(-1);
   } else if (WIFSTOPPED(status)) {
     DP_INFO << "Child stopped, sig: " << WSTOPSIG(status) << ", pid: " << pid;
   } else if (WIFSIGNALED(status)) {