From 8c601bcc5199d35bd113a0aa37d7f8ba7335cb92 Mon Sep 17 00:00:00 2001
From: Mahito OGURA <earthdragon77@gmail.com>
Date: Mon, 23 Mar 2015 15:19:57 +0900
Subject: [PATCH] Fix unstack.sh to stop stop_dstat when it is disabled.

unstack.sh always stop dstat process, however unstack.sh show 'dstat: no process
found' when dstat is disabled.
This patch stop function of stop_dstat, when dstat is disabled.

Backported from https://review.openstack.org/#/c/166709/

Change-Id: If9054826bed8a7fedd4f77ef4efef2c0ccd7f16e
Closes-Bug: #1435148
---
 unstack.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/unstack.sh b/unstack.sh
index fee608e17b..8513478e15 100755
--- a/unstack.sh
+++ b/unstack.sh
@@ -163,7 +163,9 @@ if is_service_enabled trove; then
     cleanup_trove
 fi
 
-stop_dstat
+if is_service_enabled dstat; then
+    stop_dstat
+fi
 
 # Clean up the remainder of the screen processes
 SCREEN=$(which screen)