From 1842c19a036cfc275cf995c2626f60fd18a2ff76 Mon Sep 17 00:00:00 2001
From: Alessio Treglia <alessio@debian.org>
Date: Tue, 10 Feb 2015 12:21:42 +0000
Subject: [PATCH] Slightly improve "cleanup".

- Use docker ps to filter containers by status to avoid building
  such a long pipe.
---
 dokku | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dokku b/dokku
index 9b4bf7731..013384ad5 100755
--- a/dokku
+++ b/dokku
@@ -122,7 +122,7 @@ case "$1" in
 
   cleanup)
     # delete all non-running container
-    docker ps -a | grep 'Exit' | awk '{print $1}' | xargs docker rm &> /dev/null &
+    docker ps -a -f "status=exited" -q | xargs docker rm &> /dev/null &
     # delete unused images
     docker images | grep '<none>' | awk '{print $3}' | xargs docker rmi &> /dev/null &
     ;;