[Q/A][Java SDK (Component)] Upgrading from 3.2.11 to 3.3.0 causes an error, but it doesn't seem to affect the operation

[pigeon-fancier]

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Apache Dubbo Component

Java SDK (apache/dubbo)

Details

java version: 17
springboot version: 3.2.1

consumer|provider dubbo settings

dubbo:
  application:
    name: dubbo-springboot-consumer
    qos-enable: false
    check-serializable: false
    trust-serialize-class-level: 2
    serialize-check-status: DISABLE
  protocol:
    name: tri
    port: -1
    serialization: fastjson2
    prefer-serialization: fastjson2
  registry:
    username: *nacosUserName
    password: *nacosPassword
    parameters:
      register-consumer-url: true
      namespace: '@dubbo.nacos.namespace@'
    address: '@dubbo.nacos.server.addr@'
  consumer:
    timeout: 200000
    loadbalance: shortestresponse
  #    check: false
  provider:
    timeout: 200000

log

16:52:39.058 [Dubbo-framework-connectivity-scheduler-thread-1] ERROR o.a.d.r.t.n.AbstractNettyConnectionClient -  [DUBBO] Failed to connect to server: /10.244.36.72:50054, dubbo version: 3.3.0, current host: 10.244.36.75, error code: 6-16. This may be caused by , go to https://dubbo.apache.org/faq/6/16 to find instructions. 
16:52:49.735 [Dubbo-framework-connectivity-scheduler-thread-1] ERROR o.a.d.r.t.n.AbstractNettyConnectionClient -  [DUBBO] Client-side timeout., dubbo version: 3.3.0, current host: 10.244.36.75, error code: 6-2. This may be caused by provider crash, go to https://dubbo.apache.org/faq/6/2 to find instructions. 
org.apache.dubbo.remoting.RemotingException: client(url: tri://10.244.36.73:50051

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Is this a problem with my k8s network?
Please help me.

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