From 472f5430e7c2092a9490fa340e69c38d18a6d333 Mon Sep 17 00:00:00 2001
From: markusbloch <markusbloch@2b470e98-0d58-463d-a4d8-8e2adae1ed80>
Date: Tue, 5 Feb 2013 17:32:46 +0000
Subject: [PATCH] avoid high cpu usage on FritzBox

git-svn-id: https://fhem.svn.sourceforge.net/svnroot/fhem/trunk/fhem@2650 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 FHEM/73_PRESENCE.pm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/FHEM/73_PRESENCE.pm b/FHEM/73_PRESENCE.pm
index 3b3ebc3f2..397c97030 100755
--- a/FHEM/73_PRESENCE.pm
+++ b/FHEM/73_PRESENCE.pm
@@ -31,7 +31,7 @@ use strict;
 use warnings;
 use Blocking;
 use Net::Ping;
-use Time::HiRes qw(gettimeofday);
+use Time::HiRes qw(gettimeofday sleep);
 use DevIo;
 
 
@@ -411,6 +411,7 @@ PRESENCE_DoLocalFritzBoxScan($)
 	}
 	
 	$number++;
+	sleep 0.1;
     }
     
     chomp $status;