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https://issues.apache.org/jira/browse/IMPALA-7283?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16540930#comment-16540930
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Michael Ho edited comment on IMPALA-7283 at 7/12/18 12:27 AM:
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Not in the KRPC code but we can easily achieve that by rescheduling the RPC. We
already do that for {{KrpcDataStreamSender}}.
was (Author: kwho):
Not in the KRPC code but we can easily achieve that by rescheduling the RPC. We
already do that for KrpcDataStreamSender.
> Consider backing off before retrying RPC
> ----------------------------------------
>
> Key: IMPALA-7283
> URL: https://issues.apache.org/jira/browse/IMPALA-7283
> Project: IMPALA
> Issue Type: Improvement
> Components: Distributed Exec
> Reporter: Tim Armstrong
> Priority: Major
>
> [~stiga-huang] suggested here
> https://gerrit.cloudera.org/#/c/10744/11/be/src/service/client-request-state.cc@628
> {quote}
> What about sleep several seconds before the next retry like this?
> for (int i = 0; i < 3; ++i, sleep(3))
> Usually it will increase success rate if there're network issues or the
> target server is stuck temporarily.
> {quote}
> This seems worth considering but I don't have the knowledge to really
> evaluate it
> cc [~kwho] [~sailesh]
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