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https://issues.apache.org/jira/browse/ARROW-6154?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17332031#comment-17332031
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Andrew Lamb commented on ARROW-6154:
------------------------------------
Migrated to github: https://github.com/apache/arrow-rs/issues/47
> [Rust] [Parquet] Too many open files (os error 24)
> --------------------------------------------------
>
> Key: ARROW-6154
> URL: https://issues.apache.org/jira/browse/ARROW-6154
> Project: Apache Arrow
> Issue Type: Bug
> Components: Rust
> Reporter: Yesh
> Priority: Major
> Attachments:
> part-00009-33e6c49b-d6cb-4175-bc41-7198fd777d3a-c000.snappy.parquet
>
>
> Used [rust]*parquet-read binary to read a deeply nested parquet file and see
> the below stack trace. Unfortunately won't be able to upload file.*
> {code:java}
> stack backtrace:
> 0: std::panicking::default_hook::{{closure}}
> 1: std::panicking::default_hook
> 2: std::panicking::rust_panic_with_hook
> 3: std::panicking::continue_panic_fmt
> 4: rust_begin_unwind
> 5: core::panicking::panic_fmt
> 6: core::result::unwrap_failed
> 7: parquet::util::io::FileSource<R>::new
> 8: <parquet::file::reader::SerializedRowGroupReader<R> as
> parquet::file::reader::RowGroupReader>::get_column_page_reader
> 9: <parquet::file::reader::SerializedRowGroupReader<R> as
> parquet::file::reader::RowGroupReader>::get_column_reader
> 10: parquet::record::reader::TreeBuilder::reader_tree
> 11: parquet::record::reader::TreeBuilder::reader_tree
> 12: parquet::record::reader::TreeBuilder::reader_tree
> 13: parquet::record::reader::TreeBuilder::reader_tree
> 14: parquet::record::reader::TreeBuilder::reader_tree
> 15: parquet::record::reader::TreeBuilder::build
> 16: <parquet::record::reader::RowIter as
> core::iter::traits::iterator::Iterator>::next
> 17: parquet_read::main
> 18: std::rt::lang_start::{{closure}}
> 19: std::panicking::try::do_call
> 20: __rust_maybe_catch_panic
> 21: std::rt::lang_start_internal
> 22: main{code}
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