You are viewing a plain text version of this content. The canonical link for it is here.

Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2020/05/04 19:25:45 UTC

[GitHub] [arrow] fsaintjacques commented on pull request #7098: ARROW-8692: [C++] Avoid memory copies when downloading from S3

fsaintjacques commented on pull request #7098:
URL: https://github.com/apache/arrow/pull/7098#issuecomment-623657503


   Locally:
   ```
   # Before
   $ time cpp/build/conda-release/release/dataset-parquet-scan-example 's3://123:12345678@nyc-tlc/parquet?scheme=http&endpoint_override=localhost:9000'
   Table size: 53747                                                                                                                            
                                                                                                                                                
   real    0m6.917s                                                                                                                             
   user    0m49.500s                                                                                                                                                                                                                                                                         
   sys     0m3.758s    
   # After
   $ time cpp/build/conda-release/release/dataset-parquet-scan-example 's3://123:12345678@nyc-tlc/parquet?scheme=http&endpoint_override=localhost:9000'
   Table size: 53747
   
   real    0m6.456s
   user    0m45.141s
   sys     0m3.322s
   ```
   
   A small improvement.


----------------------------------------------------------------
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.

For queries about this service, please contact Infrastructure at:
users@infra.apache.org