Index: trunk/Nebulous-Server/bin/neb-admin
===================================================================
--- trunk/Nebulous-Server/bin/neb-admin	(revision 31889)
+++ trunk/Nebulous-Server/bin/neb-admin	(revision 31943)
@@ -325,4 +325,5 @@
         mountedvol JOIN volume USING(vol_id)
         WHERE mountedvol.available = 1
+        AND mountedvol.xattr = 0
         ORDER BY delta DESC LIMIT $balance_N_sources                                            -- N
         ) AS ranked_sources
@@ -342,5 +343,6 @@
                 cab_id FROM
          mountedvol JOIN volume USING(vol_id)
-         WHERE mountedvol.available = 1 AND mountedvol.allocate = 1
+         WHERE mountedvol.available = 1 AND mountedvol.allocate = 1 
+         AND mountedvol.xattr = 1
          ORDER BY delta ASC LIMIT $balance_M_destinations                                               -- M
        ) AS ranked_destinations