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https://issues.apache.org/jira/browse/NIFI-9767?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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jason updated NIFI-9767:
------------------------
    Description: 
PutKudu 1.15.0 eats up all the heap memory. Must restart NiFi to free heap.

We create twenty the same of pipelines for test, will out of memory on few 
hours.Pipeline as shown in pipeline.png

  was:
PutKudu 1.15.0 eats up all the heap memory. Must restart NiFi to free heap.

We create twenty the same of pipelines for test, will out of memory on few 
hours.Pipeline as shown in pipeline.png

 

 

 

 

This test scenario is to reproduce the OOM error (-Xms4G、-Xmx4G)

In fact, found this issue because we have built some data pipelines including 
five putkudu processors(

-Xms12G、-Xmx12G). It is found that the heap cannot be free and the number of 
threads continues to increase until OOM(After 8 hours). After analysis, it is 
found that it is a problem with the putkudu processor. We are confused why the 
heap is not freed automatically and there are more and more threads

 

 


> PutKudu OutOfMemory Exception (GC overhead limit exceeded)
> ----------------------------------------------------------
>
>                 Key: NIFI-9767
>                 URL: https://issues.apache.org/jira/browse/NIFI-9767
>             Project: Apache NiFi
>          Issue Type: Bug
>          Components: Extensions
>    Affects Versions: 1.15.0
>         Environment: NiFi 1.15.0
>            Reporter: jason
>            Priority: Blocker
>         Attachments: free_heap.png, pipeline.png, total_threads.png
>
>
> PutKudu 1.15.0 eats up all the heap memory. Must restart NiFi to free heap.
> We create twenty the same of pipelines for test, will out of memory on few 
> hours.Pipeline as shown in pipeline.png



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