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Posted to dev@kylin.apache.org by ShaoFeng Shi <sh...@apache.org> on 2019/11/18 18:08:25 UTC

Re: same cube different distinct columns size

Interesting; Did you dive into the MR job history on YARN to see what's the
difference like mapper/reducer number and logs? The data size is fetched
from MR job counter. Try to compare these jobs to see what's special there.

Best regards,

Shaofeng Shi 史少锋
Apache Kylin PMC
Email: shaofengshi@apache.org

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wonder87 <sw...@hotmail.com> 于2019年11月19日周二 上午2:04写道：

> I have a cube A which  generate 828kb in the step 4 (extract fact table
> distinct columns)
> another cube B is the cube cloned by cube A,however ,this cube   generate
> 2.6G in the step 4.Both of them are same strure and have same previous step
> (step1,2,3)
>
> <http://apache-kylin.74782.x6.nabble.com/file/t930/61574069622_.jpg>
>
> <http://apache-kylin.74782.x6.nabble.com/file/t930/71574069622_.jpg>
>
> --
> Sent from: http://apache-kylin.74782.x6.nabble.com/
>