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Posted to issues@hbase.apache.org by "stack (JIRA)" <ji...@apache.org> on 2011/06/06 23:28:59 UTC

[jira] [Created] (HBASE-3956) Display hbase metrics in UI

Display hbase metrics in UI
---------------------------

                 Key: HBASE-3956
                 URL: https://issues.apache.org/jira/browse/HBASE-3956
             Project: HBase
          Issue Type: Improvement
            Reporter: stack
         Attachments: metrics-doc.txt

In versions of hadoop, there is a metrics servlet that will dump out metrics for all registered contexts.  Attached is some doc for hbase on how to get the metrics servlet displaying metrics.  This issue is about adding a bit to the UI that searches for the Metrics servlet and if present, show a link on master and RS pages (or not...).

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[jira] [Commented] (HBASE-3956) Display hbase metrics in UI

Posted by "stack (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/HBASE-3956?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13045166#comment-13045166 ] 

stack commented on HBASE-3956:
------------------------------

Thinking on it, it would be nice to ship with this metrics servlet enabled; its better than the /dev/null we currently ship with.  Would have to figure how to do it in a portable way.

> Display hbase metrics in UI
> ---------------------------
>
>                 Key: HBASE-3956
>                 URL: https://issues.apache.org/jira/browse/HBASE-3956
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: stack
>         Attachments: metrics-doc.txt
>
>
> In versions of hadoop, there is a metrics servlet that will dump out metrics for all registered contexts.  Attached is some doc for hbase on how to get the metrics servlet displaying metrics.  This issue is about adding a bit to the UI that searches for the Metrics servlet and if present, show a link on master and RS pages (or not...).

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[jira] [Resolved] (HBASE-3956) Display hbase metrics in UI

Posted by "stack (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HBASE-3956?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

stack resolved HBASE-3956.
--------------------------

    Resolution: Fixed

Fixed by Elliott (and Enis)  See HBASE-6025.  Any others?
                
> Display hbase metrics in UI
> ---------------------------
>
>                 Key: HBASE-3956
>                 URL: https://issues.apache.org/jira/browse/HBASE-3956
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: stack
>            Assignee: Elliott Clark
>         Attachments: metrics-doc.txt
>
>
> In versions of hadoop, there is a metrics servlet that will dump out metrics for all registered contexts.  Attached is some doc for hbase on how to get the metrics servlet displaying metrics.  This issue is about adding a bit to the UI that searches for the Metrics servlet and if present, show a link on master and RS pages (or not...).

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[jira] [Commented] (HBASE-3956) Display hbase metrics in UI

Posted by "Elliott Clark (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/HBASE-3956?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13399852#comment-13399852 ] 

Elliott Clark commented on HBASE-3956:
--------------------------------------

Yep.  When we switched to NullContextWithUpdateThread and to hadoop 1.0.3 all of the things standing in the way of /jmx were removed and everyone should have it.  I also added documentation so we should be good to go.
                
> Display hbase metrics in UI
> ---------------------------
>
>                 Key: HBASE-3956
>                 URL: https://issues.apache.org/jira/browse/HBASE-3956
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: stack
>            Assignee: Elliott Clark
>         Attachments: metrics-doc.txt
>
>
> In versions of hadoop, there is a metrics servlet that will dump out metrics for all registered contexts.  Attached is some doc for hbase on how to get the metrics servlet displaying metrics.  This issue is about adding a bit to the UI that searches for the Metrics servlet and if present, show a link on master and RS pages (or not...).

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[jira] [Commented] (HBASE-3956) Display hbase metrics in UI

Posted by "stack (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/HBASE-3956?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13399881#comment-13399881 ] 

stack commented on HBASE-3956:
------------------------------

Thanks E.
                
> Display hbase metrics in UI
> ---------------------------
>
>                 Key: HBASE-3956
>                 URL: https://issues.apache.org/jira/browse/HBASE-3956
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: stack
>            Assignee: Elliott Clark
>         Attachments: metrics-doc.txt
>
>
> In versions of hadoop, there is a metrics servlet that will dump out metrics for all registered contexts.  Attached is some doc for hbase on how to get the metrics servlet displaying metrics.  This issue is about adding a bit to the UI that searches for the Metrics servlet and if present, show a link on master and RS pages (or not...).

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[jira] [Commented] (HBASE-3956) Display hbase metrics in UI

Posted by "Elliott Clark (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/HBASE-3956?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13399878#comment-13399878 ] 

Elliott Clark commented on HBASE-3956:
--------------------------------------

HBASE-5802 is the one that added the metrics context that allows the servlet to work fully.  As well as adding some documentation. 
                
> Display hbase metrics in UI
> ---------------------------
>
>                 Key: HBASE-3956
>                 URL: https://issues.apache.org/jira/browse/HBASE-3956
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: stack
>            Assignee: Elliott Clark
>         Attachments: metrics-doc.txt
>
>
> In versions of hadoop, there is a metrics servlet that will dump out metrics for all registered contexts.  Attached is some doc for hbase on how to get the metrics servlet displaying metrics.  This issue is about adding a bit to the UI that searches for the Metrics servlet and if present, show a link on master and RS pages (or not...).

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[jira] [Commented] (HBASE-3956) Display hbase metrics in UI

Posted by "stack (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/HBASE-3956?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13399856#comment-13399856 ] 

stack commented on HBASE-3956:
------------------------------

Did we add a 'metrics' link along the top of the UI?  It doesn't look like it because HBASE-6025 is open still.

Let me close this as fixed by you.  What issue did you add documentation in?
                
> Display hbase metrics in UI
> ---------------------------
>
>                 Key: HBASE-3956
>                 URL: https://issues.apache.org/jira/browse/HBASE-3956
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: stack
>            Assignee: Elliott Clark
>         Attachments: metrics-doc.txt
>
>
> In versions of hadoop, there is a metrics servlet that will dump out metrics for all registered contexts.  Attached is some doc for hbase on how to get the metrics servlet displaying metrics.  This issue is about adding a bit to the UI that searches for the Metrics servlet and if present, show a link on master and RS pages (or not...).

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[jira] [Assigned] (HBASE-3956) Display hbase metrics in UI

Posted by "stack (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HBASE-3956?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

stack reassigned HBASE-3956:
----------------------------

    Assignee: Elliott Clark

Haven't you fixed this boss?
                
> Display hbase metrics in UI
> ---------------------------
>
>                 Key: HBASE-3956
>                 URL: https://issues.apache.org/jira/browse/HBASE-3956
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: stack
>            Assignee: Elliott Clark
>         Attachments: metrics-doc.txt
>
>
> In versions of hadoop, there is a metrics servlet that will dump out metrics for all registered contexts.  Attached is some doc for hbase on how to get the metrics servlet displaying metrics.  This issue is about adding a bit to the UI that searches for the Metrics servlet and if present, show a link on master and RS pages (or not...).

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[jira] [Updated] (HBASE-3956) Display hbase metrics in UI

Posted by "stack (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HBASE-3956?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

stack updated HBASE-3956:
-------------------------

    Attachment: metrics-doc.txt

> Display hbase metrics in UI
> ---------------------------
>
>                 Key: HBASE-3956
>                 URL: https://issues.apache.org/jira/browse/HBASE-3956
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: stack
>         Attachments: metrics-doc.txt
>
>
> In versions of hadoop, there is a metrics servlet that will dump out metrics for all registered contexts.  Attached is some doc for hbase on how to get the metrics servlet displaying metrics.  This issue is about adding a bit to the UI that searches for the Metrics servlet and if present, show a link on master and RS pages (or not...).

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[jira] [Commented] (HBASE-3956) Display hbase metrics in UI

Posted by "stack (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/HBASE-3956?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13045159#comment-13045159 ] 

stack commented on HBASE-3956:
------------------------------

Yeah.  Dumb.  Example should have had NoEmitMetricsContext.  Thanks Todd.

> Display hbase metrics in UI
> ---------------------------
>
>                 Key: HBASE-3956
>                 URL: https://issues.apache.org/jira/browse/HBASE-3956
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: stack
>         Attachments: metrics-doc.txt
>
>
> In versions of hadoop, there is a metrics servlet that will dump out metrics for all registered contexts.  Attached is some doc for hbase on how to get the metrics servlet displaying metrics.  This issue is about adding a bit to the UI that searches for the Metrics servlet and if present, show a link on master and RS pages (or not...).

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[jira] [Commented] (HBASE-3956) Display hbase metrics in UI

Posted by "Todd Lipcon (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/HBASE-3956?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13045133#comment-13045133 ] 

Todd Lipcon commented on HBASE-3956:
------------------------------------

hmm, the doc seems to be confused whether to use NoEmitMetricsContext vs NullContextWithUpdateThread.

> Display hbase metrics in UI
> ---------------------------
>
>                 Key: HBASE-3956
>                 URL: https://issues.apache.org/jira/browse/HBASE-3956
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: stack
>         Attachments: metrics-doc.txt
>
>
> In versions of hadoop, there is a metrics servlet that will dump out metrics for all registered contexts.  Attached is some doc for hbase on how to get the metrics servlet displaying metrics.  This issue is about adding a bit to the UI that searches for the Metrics servlet and if present, show a link on master and RS pages (or not...).

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