From a6f5f6efb69a14c7c8c654f36a08c467ceb7b258 Mon Sep 17 00:00:00 2001
From: tensor-tang <jian.j.tang@intel.com>
Date: Wed, 15 Nov 2017 17:14:11 +0800
Subject: [PATCH] at least set threads number as 1, in case trainers number is
 larger than processors

---
 paddle/scripts/submit_local.sh.in | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/paddle/scripts/submit_local.sh.in b/paddle/scripts/submit_local.sh.in
index 4bf25c69e..1cc507849 100755
--- a/paddle/scripts/submit_local.sh.in
+++ b/paddle/scripts/submit_local.sh.in
@@ -79,7 +79,10 @@ function threads_config() {
   if [ -z $trainers ]; then
     trainers=1
   fi
-  threads=$((processors / trainers)) 
+  threads=$((processors / trainers))
+  if [ $threads -eq 0 ]; then
+    threads=1
+  fi
   if [ -z "$OMP_NUM_THREADS" ]; then
     export OMP_NUM_THREADS=$threads
   fi
-- 
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