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Posted to common-issues@hadoop.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2022/11/14 15:40:00 UTC

[jira] [Updated] (HADOOP-18528) ABFS: Disable readAhead/prefetching by default

     [ https://issues.apache.org/jira/browse/HADOOP-18528?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ASF GitHub Bot updated HADOOP-18528:
------------------------------------
    Labels: pull-request-available  (was: )

> ABFS: Disable readAhead/prefetching by default
> ----------------------------------------------
>
>                 Key: HADOOP-18528
>                 URL: https://issues.apache.org/jira/browse/HADOOP-18528
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: fs/azure
>    Affects Versions: 3.3.4
>            Reporter: Mehakmeet Singh
>            Assignee: Mehakmeet Singh
>            Priority: Major
>              Labels: pull-request-available
>
> After the addition of HADOOP-18517, we should disable readAhead by default to mitigate inconsistent read results caused by ABFS prefetching, HADOOP-18521.
> As an urgent fix: Disable readAhead/prefetch, tracked for 3.3.5.
> Long-term fix: HADOOP-18521, tracked for 3.3.6.



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