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From "Yiqun Lin (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-11863) Document missing metrics for blocks count in pending IBR
Date Mon, 22 May 2017 15:20:04 GMT

     [ https://issues.apache.org/jira/browse/HDFS-11863?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Yiqun Lin updated HDFS-11863:
-----------------------------
    Attachment: HDFS-11863.002.patch

Thanks [~brahmareddy] for the review and comments.
{quote}
i) Can we update before EC metrics (EcReconstructionBytesRead) like code..? 
{quote}
Done.
{quote}
ii) There are some more metrics are missed, may we can raise followup jira's for those ..?

{quote}
Agreed on this. I have assined HDFS-11864 to myself. BTW, do you have found any other missing
metrics that needed to be documented [~brahmareddy]?

Attach the updated patch. Please have a review. Thanks.

> Document missing metrics for blocks count in pending IBR
> --------------------------------------------------------
>
>                 Key: HDFS-11863
>                 URL: https://issues.apache.org/jira/browse/HDFS-11863
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: documentation
>    Affects Versions: 3.0.0-alpha3
>            Reporter: Yiqun Lin
>            Assignee: Yiqun Lin
>            Priority: Minor
>         Attachments: HDFS-11863.001.patch, HDFS-11863.002.patch
>
>
> HDFS-11534 introduced some useful metrics for blocks count in pending IBR.
> {noformat}
>   @Metric("Count of blocks in pending IBR")
>   private MutableGaugeLong blocksInPendingIBR;
>   @Metric("Count of blocks at receiving status in pending IBR")
>   private MutableGaugeLong blocksReceivingInPendingIBR;
>   @Metric("Count of blocks at received status in pending IBR")
>   private MutableGaugeLong blocksReceivedInPendingIBR;
> {noformat}
> It will be nice to have in the metrics documentation.



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