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Posted to github@arrow.apache.org by "zhuqi-lucas (via GitHub)" <gi...@apache.org> on 2025/07/07 02:57:53 UTC

Re: [PR] perf: speed up StringViewArray gc 1.3x faster [arrow-rs]

zhuqi-lucas commented on PR #7873:
URL: https://github.com/apache/arrow-rs/pull/7873#issuecomment-3043336069

   Thank you @Dandandan for review and good suggestion, updated amazing result, 1.3x ~1.4 faster!  FYI @alamb 
   
   ```rust
   critcmp  fast_gc  main --filter "gc"
   group                       fast_gc                                main
   -----                       -------                                ----
   gc view types all           1.00    313.2±5.99µs        ? ?/sec    1.35    422.0±6.47µs        ? ?/sec
   gc view types slice half    1.00    142.5±6.21µs        ? ?/sec    1.38    197.0±7.04µs        ? ?/sec
   ```


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