From 603f4e0ca988c50655223087f44df83ca928345f Mon Sep 17 00:00:00 2001
From: Liu Xudong <45041955+chalsliu@users.noreply.github.com>
Date: Mon, 3 Dec 2018 15:38:33 +0800
Subject: [PATCH] Fix a sending signal error when starting Doris BE (#367)

Redirect output message of kill to /dev/null.

Co-Authored-By: chalsliu <45041955+chalsliu@users.noreply.github.com>

ISSUE #365
---
 bin/start_be.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/bin/start_be.sh b/bin/start_be.sh
index 7136c884a4..ae4f2355b7 100755
--- a/bin/start_be.sh
+++ b/bin/start_be.sh
@@ -55,14 +55,14 @@ rm -f ${UDF_RUNTIME_DIR}/*
 pidfile=$PID_DIR/be.pid
 
 if [ -f $pidfile ]; then
-    if kill -0 $(cat $pidfile); then
+    if kill -0 $(cat $pidfile) > /dev/null 2>&1; then
         echo "Backend running as process `cat $pidfile`. Stop it first."
         exit 1
     else
         rm $pidfile
     fi
 fi
- 
+
 chmod 755 ${DORIS_HOME}/lib/palo_be
 echo "start time: "$(date) >> $LOG_DIR/be.out