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Posted to jira@arrow.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2021/06/09 01:46:00 UTC

[jira] [Updated] (ARROW-13015) [C++] Create benchmark for file iteration

     [ https://issues.apache.org/jira/browse/ARROW-13015?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ASF GitHub Bot updated ARROW-13015:
-----------------------------------
    Labels: pull-request-available  (was: )

> [C++] Create benchmark for file iteration
> -----------------------------------------
>
>                 Key: ARROW-13015
>                 URL: https://issues.apache.org/jira/browse/ARROW-13015
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>            Reporter: Weston Pace
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> There's plenty of subtlety involved in a task as simple as iterating through a file.  For example, there are Linux calls fadvise / readahead.  Buffered iteration vs regular iteration.  Block size.  Hot/cold cache.  We could use a benchmark to help explore the effect of some of these options.



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