getZooKeeper().createExt(znode, null, Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT, false); getZooKeeper().createExt(znode, null, Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT, false); znode = getCurrentMasterNode(context.getAppId(), context.getCurrentIteration()).toString(); getZooKeeper().createExt(znode, null, Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT, false); } catch (KeeperException.NodeExistsException e) { LOG.warn("Node exists: {}", znode);