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Posted to notifications@dubbo.apache.org by "fcabbage (via GitHub)" <gi...@apache.org> on 2025/12/13 02:02:00 UTC
[D] [Q/A][Java SDK (优雅下线相关)] 请问为啥Dubbo3使用triple协议，没有类似dubbo协议时的优雅下线通知机制，那优雅下线还会生效吗 [dubbo]
GitHub user fcabbage created a discussion: [Q/A][Java SDK (优雅下线相关)] 请问为啥Dubbo3使用triple协议，没有类似dubbo协议时的优雅下线通知机制，那优雅下线还会生效吗
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### Apache Dubbo Component
Java SDK (apache/dubbo)
### Details
Dubbo协议具体的优雅下线类是这个：org.apache.dubbo.rpc.protocol.dubbo.DubboGracefulShutdown，实现的接口是org.apache.dubbo.rpc.GracefulShutdown；
### Code of Conduct
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GitHub link: https://github.com/apache/dubbo/discussions/15847
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Re: [D] [Q/A][Java SDK (优雅下线相关)] 请问为啥Dubbo3使用triple协议，没有类似dubbo协议时的优雅下线通知机制，那优雅下线还会生效吗 [dubbo]
Posted by "fcabbage (via GitHub)" <gi...@apache.org>.
GitHub user fcabbage closed a discussion: [Q/A][Java SDK (优雅下线相关)] 请问为啥Dubbo3使用triple协议，没有类似dubbo协议时的优雅下线通知机制，那优雅下线还会生效吗
### Pre-check
- [ ] I am sure that all the content I provide is in English.
### Apache Dubbo Component
Java SDK (apache/dubbo)
### Details
Dubbo协议具体的优雅下线类是这个：org.apache.dubbo.rpc.protocol.dubbo.DubboGracefulShutdown，实现的接口是org.apache.dubbo.rpc.GracefulShutdown。它在offline之前，会主动发送**只读**事件给channel；
使用Triple协议时，我找不到相关的类，希望社区有同学知道这是为啥；
### Code of Conduct
- [ ] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)
GitHub link: https://github.com/apache/dubbo/discussions/15847
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Re: [D] [Q/A][Java SDK (优雅下线相关)] 请问为啥Dubbo3使用triple协议，没有类似dubbo协议时的优雅下线通知机制，那优雅下线还会生效吗 [dubbo]
Posted by "fcabbage (via GitHub)" <gi...@apache.org>.
GitHub user fcabbage edited a discussion: [Q/A][Java SDK (优雅下线相关)] 请问为啥Dubbo3使用triple协议，没有类似dubbo协议时的优雅下线通知机制，那优雅下线还会生效吗
### Pre-check
- [ ] I am sure that all the content I provide is in English.
### Apache Dubbo Component
Java SDK (apache/dubbo)
### Details
Dubbo协议具体的优雅下线类是这个：org.apache.dubbo.rpc.protocol.dubbo.DubboGracefulShutdown，实现的接口是org.apache.dubbo.rpc.GracefulShutdown。它在offline之前，会主动发送**只读**事件给channel；
使用Triple协议时，我找不到相关的类，希望社区有同学知道这是为啥；
### Code of Conduct
- [ ] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)
GitHub link: https://github.com/apache/dubbo/discussions/15847
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Re: [D] [Q/A][Java SDK (优雅下线相关)] 请问为啥Dubbo3使用triple协议，没有类似dubbo协议时的优雅下线通知机制，那优雅下线还会生效吗 [dubbo]
Posted by "fcabbage (via GitHub)" <gi...@apache.org>.
GitHub user fcabbage edited a discussion: [Q/A][Java SDK (优雅下线相关)] 请问为啥Dubbo3使用triple协议，没有类似dubbo协议时的优雅下线通知机制，那优雅下线还会生效吗
### Pre-check
- [ ] I am sure that all the content I provide is in English.
### Apache Dubbo Component
Java SDK (apache/dubbo)
### Details
Dubbo协议具体的优雅下线类是这个：org.apache.dubbo.rpc.protocol.dubbo.DubboGracefulShutdown，实现的接口是org.apache.dubbo.rpc.GracefulShutdown；
### Code of Conduct
- [ ] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)
GitHub link: https://github.com/apache/dubbo/discussions/15847
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Re: [D] [Q/A][Java SDK (优雅下线相关)] 请问为啥Dubbo3使用triple协议，没有类似dubbo协议时的优雅下线通知机制，那优雅下线还会生效吗 [dubbo]
Posted by "EarthChen (via GitHub)" <gi...@apache.org>.
GitHub user EarthChen added a comment to the discussion: [Q/A][Java SDK (优雅下线相关)] 请问为啥Dubbo3使用triple协议，没有类似dubbo协议时的优雅下线通知机制，那优雅下线还会生效吗
This feature does exist, but the previous implementation logic was different — it was achieved by sending a GOAWAY frame when closing the channel. Now in version 3.3.7, it has been aligned with Dubbo's implementation.
GitHub link: https://github.com/apache/dubbo/discussions/15847#discussioncomment-15473157
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Re: [D] [Q/A][Java SDK (优雅下线相关)] 请问为啥Dubbo3使用triple协议，没有类似dubbo协议时的优雅下线通知机制，那优雅下线还会生效吗 [dubbo]
Posted by "EarthChen (via GitHub)" <gi...@apache.org>.
GitHub user EarthChen edited a comment on the discussion: [Q/A][Java SDK (优雅下线相关)] 请问为啥Dubbo3使用triple协议，没有类似dubbo协议时的优雅下线通知机制，那优雅下线还会生效吗
This feature does exist, but the previous implementation logic was different — it was achieved by sending a GOAWAY frame when closing the channel. Now in version 3.3.7, it has been aligned with Dubbo's implementation.https://github.com/apache/dubbo/pull/15926
GitHub link: https://github.com/apache/dubbo/discussions/15847#discussioncomment-15473157
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