From 4f89bdb947956bdf1ba4044d8d5108e0ff88d28b Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Sat, 15 Feb 2014 16:37:27 -0800
Subject: [PATCH] core: disable parallelization if only one action

---
 lib/vagrant/batch_action.rb | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/vagrant/batch_action.rb b/lib/vagrant/batch_action.rb
index 00957dac8..07b50b325 100644
--- a/lib/vagrant/batch_action.rb
+++ b/lib/vagrant/batch_action.rb
@@ -47,6 +47,11 @@ module Vagrant
         end
       end
 
+      if par && @actions.length <= 1
+        @logger.info("Disabling parallelization because only executing one action")
+        par = false
+      end
+
       @logger.info("Batch action will parallelize: #{par.inspect}")
 
       threads = []