EdisonZiXing opened a new issue #11141:
URL: https://github.com/apache/arrow/issues/11141


   Hello everyone,I'm trying to find the multi-cores way to process the 
data,but when I use **pyarrow.set_cpu_count** or 
**pyarrow.set_io_thread_count** to set a bigger int but the cost time basically 
no change. Is it caused by Python's GIL? How can I working out a 
parallel-working way ? Thx for replies!!!!!!
   
   


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