zk.connect=localhost:2108 zk.connectiontimeout.ms=1000000 groupid=mm_regtest_grp autocommit.interval.ms=120000 autooffset.reset=smallest #fetch.size=1048576 #rebalance.retries.max=4 #rebalance.backoff.ms=2000 socket.buffersize=1048576 fetch.size=1048576 zk.synctime.ms=15000 shallowiterator.enable=true