[GitHub] [incubator-brpc] jamesge commented on issue #1739: 关于 StreamingRPC 的一些问题

[GitBox <gi...@apache.org>]

jamesge commented on issue #1739:
URL: https://github.com/apache/incubator-brpc/issues/1739#issuecomment-1096571991

   1. EINVAL就是连接断了，重新创建stream即可，channel一般不用动（当然也取决于channel具体怎么创建的，如果是指定ip，然后确实是挂了，那再怎么连也连不上）
   2. StreamWrite成功只能说明本地写入成功，不能说明对端一定收到了（否则每次写入都要从对端收ack，有性能问题）。在需要断点续传的场景中，需要自己做额外的rpc从对端获得已成功传递的进度，然后从那个点开始重传。由于rpc可能重试导致接收端可能要处理幂等问题。
   
   整体而言，如果需要端到端exactly-once天然就挺复杂的，尽量在应用层面避免对顺序的绝对依赖


-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: dev-unsubscribe@brpc.apache.org

For queries about this service, please contact Infrastructure at:
users@infra.apache.org


---------------------------------------------------------------------
To unsubscribe, e-mail: dev-unsubscribe@brpc.apache.org
For additional commands, e-mail: dev-help@brpc.apache.org