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Posted to hdfs-issues@hadoop.apache.org by "Lin Yiqun (JIRA)" <ji...@apache.org> on 2015/12/05 08:32:10 UTC

[jira] [Updated] (HDFS-9510) FsVolume should add the operation of creating file's time metrics

     [ https://issues.apache.org/jira/browse/HDFS-9510?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Lin Yiqun updated HDFS-9510:
----------------------------
    Status: Patch Available  (was: Open)

> FsVolume should add the operation of creating file's time metrics
> -----------------------------------------------------------------
>
>                 Key: HDFS-9510
>                 URL: https://issues.apache.org/jira/browse/HDFS-9510
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: benchmarks, fs
>    Affects Versions: 2.7.1
>            Reporter: Lin Yiqun
>            Assignee: Lin Yiqun
>
> For one datanode, this datanode may be have not only one data directorys. And each dataDir has correspond to a FsVolums. And in some time, the one of these dataDirs being created files or dirs slowly because of hardware problems. What's more, it will influence the whole node. So we need to monitor these slow-writing disk.



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