From f10416229845005b307173df91a85ce8e35e9f3f Mon Sep 17 00:00:00 2001
From: Jordi Sanfeliu <jordi@fibranet.cat>
Date: Wed, 16 Sep 2015 10:57:27 +0200
Subject: [PATCH] fixed regexp in 'free' command output that affected the swap
 usage value (after upgrading to CentOS 6.7)

---
 lib/fs.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/fs.pm b/lib/fs.pm
index 74800e2..2634a87 100644
--- a/lib/fs.pm
+++ b/lib/fs.pm
@@ -595,7 +595,7 @@ sub fs_update {
 				if($config->{os} eq "Linux") {
 					open(IN, "free |");
 					while(<IN>) {
-						if(/^Swap:\s+\d+\s+(\d+)\s+(\d+)$/) {
+						if(/^Swap:\s+\d+\s+(\d+)\s+(\d+)\s*$/) {
 							$used = $1;
 							$free = $2;
 						}