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From "Xiaobing Zhou (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-9262) Support reconfiguring dfs.datanode.lazywriter.interval.sec without DN restart
Date Mon, 25 Jan 2016 19:34:39 GMT

     [ https://issues.apache.org/jira/browse/HDFS-9262?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Xiaobing Zhou updated HDFS-9262:
--------------------------------
    Attachment: HDFS-9262-HDFS-9000.004.patch

V004 fixed a large quantity of unit failures as a result of Reconfigurable implementation(originally
throw UnsupportedOperationException)   in SimulatedFSDataset and ExternalDatasetImpl.

> Support reconfiguring dfs.datanode.lazywriter.interval.sec without DN restart
> -----------------------------------------------------------------------------
>
>                 Key: HDFS-9262
>                 URL: https://issues.apache.org/jira/browse/HDFS-9262
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: datanode
>    Affects Versions: 2.7.0
>            Reporter: Xiaobing Zhou
>            Assignee: Xiaobing Zhou
>         Attachments: HDFS-9262-HDFS-9000.002.patch, HDFS-9262-HDFS-9000.003.patch, HDFS-9262-HDFS-9000.004.patch,
HDFS-9262.001.patch
>
>
> This is to reconfigure
> {code}
> dfs.datanode.lazywriter.interval.sec
> {code}
> without restarting DN.



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