//Send one more ref - should clear the down cache
tx = tr.createTransaction();
msgs[109] = CoreMessageFactory.createCoreMessage(109, false, null);
refs[109] = ms.reference(msgs[109]);
queue.handle(null, refs[109], tx);
tx.commit();
//verify 10 refs in storage
refIds = getReferenceIdsOrderedByPageOrd(queue.getChannelID());