fix bug 3119:rvitals returns error when using more than 7 nodes at a time

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/branches/2.7@14961 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

perl-xCAT/xCAT/FSPvitals.pm

@@ -116,6 +116,9 @@ sub enumerate_lcds {
     } else {
        my @array =  split(/\n/, $data);
        foreach my $a (@array) {
+            if ($a !~ /:\s*\d/) {
+                next;
+            }
             my @t = split(/:/, $a);
             my $name = $t[0];
             $data = $t[1];