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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/08/22 06:37:07 UTC

[GitHub] [arrow-rs] jorgecarleitao commented on issue #47: [Parquet] Too many open files (os error 24)

jorgecarleitao commented on issue #47:
URL: https://github.com/apache/arrow-rs/issues/47#issuecomment-903221764


   I have not read the code base thoroughly, but I remember something like when I skimmed through it:
   
   this may be related to the fact that AFAIK we currently clone the file reader for every new seek. Thus, even for a single file, we usually open that file multiple times, once per seek (which is roughly one per `row group` and per `column chunk` plus one, to read the metadata).


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