long id = getLedgerToRead(3,2);
BookKeeper bknospec = createClient(0); // disabled
BookKeeper bkspec = createClient(2000);
LedgerHandle lnospec = bknospec.openLedger(id, digestType, passwd);
LedgerHandle lspec = bkspec.openLedger(id, digestType, passwd);
// sleep second bookie
CountDownLatch sleepLatch = new CountDownLatch(1);
InetSocketAddress second = lnospec.getLedgerMetadata().getEnsembles().get(0L).get(1);
sleepBookie(second, sleepLatch);