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From Matthew Jacobs ...@cloudera.com>
Subject Re: Impala Query is waiting for “completed admission”
Date Thu, 01 Sep 2016 01:17:12 GMT
It's hard to tell what's going on from that alone. It looks like planning
and admission are taking a long time. How is your admission control
configured?

On Wed, Aug 31, 2016 at 6:12 PM, 廖松博 <liaosongbo@gridsum.com> wrote:

> Hi Matt,
>
>
>
>          Recently our impala cluster is too slow for any sql query
> (whether small or large query):
>
>
>
>          This SQL is a small query and it is supposed to be completed in
> 2s, but a lot more actually , and it seems “completed admission” takes a
> lot of time, and this phase is “the planning”, right ?
>
> Any idea about what operation in this phase could be the bottleneck and
> any way to locate and solve that ?
>
> Thanks.
>
>
>
> Best Regards,
>
> Songbo
>

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