[jira] [Updated] (HDFS-16986) EC: Fix locationBudget in getListing()

["Shilun Fan (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HDFS-16986?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Shilun Fan updated HDFS-16986:
------------------------------
          Component/s: erasure-coding
     Target Version/s: 3.4.0
    Affects Version/s: 3.4.0

> EC: Fix locationBudget in getListing()
> --------------------------------------
>
>                 Key: HDFS-16986
>                 URL: https://issues.apache.org/jira/browse/HDFS-16986
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: erasure-coding
>    Affects Versions: 3.4.0
>            Reporter: Shuyan Zhang
>            Assignee: Shuyan Zhang
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 3.4.0
>
>
> The current `locationBudget` is estimated using the `block_replication` in `FileStatus`, which is unreasonable on EC files, because it will count the number of locations of a EC block as 1. We should consider ErasureCodingPolicy of the files to keep the meaning of `locationBudget` consistent.



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