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Posted to commits@hudi.apache.org by "xuzifu666 (via GitHub)" <gi...@apache.org> on 2023/04/10 08:33:52 UTC

[GitHub] [hudi] xuzifu666 opened a new issue, #8417: [SUPPORT] Get partitioner from workloadFile only get a Parallelism equal to partition's number

xuzifu666 opened a new issue, #8417:
URL: https://github.com/apache/hudi/issues/8417

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   **Describe the problem you faced**
   DataSource is a dataframe from a hive table with one partition,and target table is a Hudi table which partition is same to hive table,so maptopair stage in Tagging job is only one partition to execute the task. this factor would need more memory for one executor,and reduce performance in the whole hudi upsert job
   
   
   A clear and concise description of the problem.
   
   **To Reproduce**
   
   Steps to reproduce the behavior:
   
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   **Expected behavior**
   
   A clear and concise description of what you expected to happen.
   
   **Environment Description**
   
   * Hudi version :
   
   * Spark version :
   
   * Hive version :
   
   * Hadoop version :
   
   * Storage (HDFS/S3/GCS..) :
   
   * Running on Docker? (yes/no) :
   
   
   **Additional context**
   
   Add any other context about the problem here.
   
   **Stacktrace**
   
   ```Add the stacktrace of the error.```
   
   


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[GitHub] [hudi] xuzifu666 closed issue #8417: [SUPPORT] Get partitioner from workloadFile in tagging job only get a parallelism equal to involved partition's number

Posted by "xuzifu666 (via GitHub)" <gi...@apache.org>.
xuzifu666 closed issue #8417: [SUPPORT] Get partitioner from workloadFile in tagging job only get a parallelism equal to  involved partition's number
URL: https://github.com/apache/hudi/issues/8417


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[GitHub] [hudi] xuzifu666 commented on issue #8417: [SUPPORT] Get partitioner from workloadFile only get a parallelism equal to involved partition's number

Posted by "xuzifu666 (via GitHub)" <gi...@apache.org>.
xuzifu666 commented on issue #8417:
URL: https://github.com/apache/hudi/issues/8417#issuecomment-1501556124

   cC @XuQianJin-Stars 


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[GitHub] [hudi] xuzifu666 commented on issue #8417: [SUPPORT] Get partitioner from workloadFile only get a parallelism equal to involved partition's number

Posted by "xuzifu666 (via GitHub)" <gi...@apache.org>.
xuzifu666 commented on issue #8417:
URL: https://github.com/apache/hudi/issues/8417#issuecomment-1501598090

   cc @danny0405 


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[GitHub] [hudi] ad1happy2go commented on issue #8417: [SUPPORT] Get partitioner from workloadFile in tagging job only get a parallelism equal to involved partition's number

Posted by "ad1happy2go (via GitHub)" <gi...@apache.org>.
ad1happy2go commented on issue #8417:
URL: https://github.com/apache/hudi/issues/8417#issuecomment-1501724443

   @xuzifu666
   This should be expected as spark will create those many tasks only for that stage depending upon number of partitions in the source data frame. 
   To improve performance you can try repartition of the new DataSource dataframe before doing the upsert.
   
   


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