Clark0 opened a new issue, #38707: URL: https://github.com/apache/arrow/issues/38707
### Describe the bug, including details regarding any error messages, version, and platform.  I did a perf and found most cpu time spent on alloc and dealloc memory. The issue looks like relates to here https://github.com/apache/arrow/blob/9e5c5b5274928c92a642657e73e8cf84f17bd7b7/cpp/src/parquet/column_reader.cc#L1494C18-L1494C32 ### Component(s) C++ -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
