add NF and F to prefix each host so you can grep for which is which

scripts/freezelist

@@ -35,12 +35,12 @@ for host in sorted(inv.get_hosts()):
         
 print 'freeze:'
 for host in sorted(frozen):
-    print '  ' + host
+    print 'F: ' + host
 
 
 print 'do not freeze:'
 for host in sorted(unfrozen):
-    print '  ' + host
+    print 'NF: ' + host