static Map<String, String> parseConfig(byte[] byteConfig) {
        String config = new String(byteConfig, StandardCharsets.US_ASCII);

        Map<String, String> configMap = Util.parseMap(config);

        Map<String, String> serverMap = new HashMap<>(configMap.size() - 1);

        for (Map.Entry<String, String> entry : configMap.entrySet())    {
            if (entry.getKey().startsWith("server."))   {
                serverMap.put(entry.getKey(), entry.getValue());
            }
        }

        return serverMap;
    }
@Test
    public void testParseConfig() {
        String config = "server.1=my-cluster-zookeeper-0.my-cluster-zookeeper-nodes.myproject.svc:2888:3888:participant;127.0.0.1:12181\n" +
                        "server.2=my-cluster-zookeeper-1.my-cluster-zookeeper-nodes.myproject.svc:2888:3888:participant;127.0.0.1:12181\n" +
                        "server.3=my-cluster-zookeeper-2.my-cluster-zookeeper-nodes.myproject.svc:2888:3888:participant;127.0.0.1:12181\n" +
                        "version=100000000b";

        Map<String, String> expected = new HashMap<>(3);
        expected.put("server.1", "my-cluster-zookeeper-0.my-cluster-zookeeper-nodes.myproject.svc:2888:3888:participant;127.0.0.1:12181");
        expected.put("server.2", "my-cluster-zookeeper-1.my-cluster-zookeeper-nodes.myproject.svc:2888:3888:participant;127.0.0.1:12181");
        expected.put("server.3", "my-cluster-zookeeper-2.my-cluster-zookeeper-nodes.myproject.svc:2888:3888:participant;127.0.0.1:12181");

        assertThat(ZookeeperScaler.parseConfig(config.getBytes(StandardCharsets.US_ASCII)), is(expected));
    }