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Posted to hdfs-issues@hadoop.apache.org by "Yiqun Lin (JIRA)" <ji...@apache.org> on 2016/06/23 07:05:16 UTC

[jira] [Updated] (HDFS-10568) Reuse ObjectMapper instance in CombinedHostsFileReader and CombinedHostsFileWriter

     [ https://issues.apache.org/jira/browse/HDFS-10568?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yiqun Lin updated HDFS-10568:
-----------------------------
    Status: Patch Available  (was: Open)

Attach a simple patch.

> Reuse ObjectMapper instance in CombinedHostsFileReader and CombinedHostsFileWriter
> ----------------------------------------------------------------------------------
>
>                 Key: HDFS-10568
>                 URL: https://issues.apache.org/jira/browse/HDFS-10568
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: hdfs-client
>            Reporter: Yiqun Lin
>            Assignee: Yiqun Lin
>         Attachments: HDFS-10568.001.patch
>
>
> The {{ObjectMapper}} instance is not reused in class {{CombinedHostsFileReader}} and {{CombinedHostsFileWriter}}. We can reuse them to improve performance.



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