public static void main(String[] args) throws Exception {
        new RcpService4BenchmarkClient("127.0.0.1", 8088, 10, 100000).start();
    }
Initial a benchmark client

@param targetHost    the target host
@param targetPort    the target port
@param threadNum     the thread count
@param invokeTimes   the invoke count
inlong-tubemq/tubemq-core/src/main/java/org/apache/inlong/tubemq/corerpc/benchemark/RcpService4BenchmarkClient.java