* Dubbo version:  3.2.4

use tri protocol， it has this exception when service run many days，it can not resolve itself，we must restart the service
基本跑几天会出来，然后一直报错无法恢复，目前只能自动重启或者手动重启重连

the problem maybe is not reuse the （unary mode） stream
初步怀疑是unary的stream复用问题

*/
    int DEFAULT_PAYLOAD = 8 * 1024 * 1024;
    String CONNECT_TIMEOUT_KEY = "connect.timeout";
    int DEFAULT_CONNECT_TIMEOUT = 3000;
    String SERIALIZATION_KEY = "serialization";
    /**
     * Prefer serialization
     */
    String PREFER_SERIALIZATION_KEY = "prefer.serialization";
    String DEFAULT_REMOTING_SERIALIZATION_PROPERTY_KEY = "DUBBO_DEFAULT_SERIALIZATION";
    String CODEC_KEY = "codec";
    String CODEC_VERSION_KEY = "codec.version";
    String SERVER_KEY = "server";
    String IS_PU_SERVER_KEY = "ispuserver";
    String CLIENT_KEY = "client";
    String DEFAULT_REMOTING_CLIENT = "netty";
    String TRANSPORTER_KEY = "transporter";
    String DEFAULT_TRANSPORTER = "netty";
    String EXCHANGER_KEY = "exchanger";
    String DEFAULT_EXCHANGER = "header";
    String DISPACTHER_KEY = "dispacther";
    int DEFAULT_IO_THREADS = Math.min(Runtime.getRuntime().availableProcessors() + 1, 32);
    String EVENT_LOOP_BOSS_POOL_NAME = "NettyServerBoss";
    String EVENT_LOOP_WORKER_POOL_NAME = "NettyServerWorker";
    String NETTY_EPOLL_ENABLE_KEY = "netty.epoll.enable";
    String BIND_IP_KEY = "bind.ip";
    String BIND_PORT_KEY = "bind.port";
    String BIND_RETRY_TIMES = "bind.retry.times";
    String BIND_RETRY_INTERVAL = "bind.retry.interval";
    String SENT_KEY = "sent";