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Posted to issues@hbase.apache.org by "Li Pi (JIRA)" <ji...@apache.org> on 2011/08/26 21:15:29 UTC

[jira] [Created] (HBASE-4258) Control Panel for the Off Heap Cache

Control Panel for the Off Heap Cache
------------------------------------

                 Key: HBASE-4258
                 URL: https://issues.apache.org/jira/browse/HBASE-4258
             Project: HBase
          Issue Type: Sub-task
            Reporter: Li Pi
            Assignee: Li Pi
            Priority: Minor


Currently, stats and configuration are handled by logs/an xml file, respectively. There should be a better and more intuitive graphical interface for this.

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[jira] [Updated] (HBASE-4258) Metrics panel for the Off Heap Cache

Posted by "Li Pi (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HBASE-4258?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Li Pi updated HBASE-4258:
-------------------------

    Description: 
Currently, stats and configuration are handled by logs/an xml file, respectively. There should be a better and more intuitive graphical interface for this.

We could also add metrics to the RS metrics page.

  was:Currently, stats and configuration are handled by logs/an xml file, respectively. There should be a better and more intuitive graphical interface for this.

        Summary: Metrics panel for the Off Heap Cache  (was: Control Panel for the Off Heap Cache)

> Metrics panel for the Off Heap Cache
> ------------------------------------
>
>                 Key: HBASE-4258
>                 URL: https://issues.apache.org/jira/browse/HBASE-4258
>             Project: HBase
>          Issue Type: Sub-task
>            Reporter: Li Pi
>            Assignee: Li Pi
>            Priority: Minor
>             Fix For: 0.94.0
>
>
> Currently, stats and configuration are handled by logs/an xml file, respectively. There should be a better and more intuitive graphical interface for this.
> We could also add metrics to the RS metrics page.

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[jira] [Updated] (HBASE-4258) Control Panel for the Off Heap Cache

Posted by "Ted Yu (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HBASE-4258?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ted Yu updated HBASE-4258:
--------------------------

    Fix Version/s:     (was: 0.92.0)
                   0.94.0

If patch is ready early, this can go to 0.92 as well.

> Control Panel for the Off Heap Cache
> ------------------------------------
>
>                 Key: HBASE-4258
>                 URL: https://issues.apache.org/jira/browse/HBASE-4258
>             Project: HBase
>          Issue Type: Sub-task
>            Reporter: Li Pi
>            Assignee: Li Pi
>            Priority: Minor
>             Fix For: 0.94.0
>
>
> Currently, stats and configuration are handled by logs/an xml file, respectively. There should be a better and more intuitive graphical interface for this.

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[jira] [Updated] (HBASE-4258) Metrics panel for the Off Heap Cache

Posted by "Li Pi (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HBASE-4258?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Li Pi updated HBASE-4258:
-------------------------

    Attachment: hbase-4258v1.txt

just exposes slab metrics through RegionServerMetrics.

> Metrics panel for the Off Heap Cache
> ------------------------------------
>
>                 Key: HBASE-4258
>                 URL: https://issues.apache.org/jira/browse/HBASE-4258
>             Project: HBase
>          Issue Type: Sub-task
>            Reporter: Li Pi
>            Assignee: Li Pi
>            Priority: Minor
>             Fix For: 0.94.0
>
>         Attachments: hbase-4258v1.txt
>
>
> Currently, stats and configuration are handled by logs/an xml file, respectively. There should be a better and more intuitive graphical interface for this.
> We could also add metrics to the RS metrics page.

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[jira] [Updated] (HBASE-4258) Metrics panel for the Off Heap Cache

Posted by "Lars Hofhansl (Updated) (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HBASE-4258?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Lars Hofhansl updated HBASE-4258:
---------------------------------

    Fix Version/s:     (was: 0.94.0)
                   0.96.0

I suppose Li is back to course work, and nobody will pick this up in time for 0.94. Moving out.
                
> Metrics panel for the Off Heap Cache
> ------------------------------------
>
>                 Key: HBASE-4258
>                 URL: https://issues.apache.org/jira/browse/HBASE-4258
>             Project: HBase
>          Issue Type: Sub-task
>            Reporter: Li Pi
>            Assignee: Li Pi
>            Priority: Minor
>             Fix For: 0.96.0
>
>         Attachments: hbase-4258v1.txt
>
>
> Currently, stats and configuration are handled by logs/an xml file, respectively. There should be a better and more intuitive graphical interface for this.
> We could also add metrics to the RS metrics page.

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[jira] [Commented] (HBASE-4258) Metrics panel for the Off Heap Cache

Posted by "Ted Yu (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/HBASE-4258?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13105842#comment-13105842 ] 

Ted Yu commented on HBASE-4258:
-------------------------------

Should metrics.blockCacheFree be called metrics.blockCacheFreeSize ?

For:
{code}
+      DoubleBlockCache castedCache = (DoubleBlockCache) blockCache;
{code}
We should either call it castCache, or better yet, doubleBlockCache.
See http://wiki.answers.com/Q/Past_tense_of_cast

Overall, patch looks good.

Mind sharing some screenshot(s) of the new metrics, Li ?

> Metrics panel for the Off Heap Cache
> ------------------------------------
>
>                 Key: HBASE-4258
>                 URL: https://issues.apache.org/jira/browse/HBASE-4258
>             Project: HBase
>          Issue Type: Sub-task
>            Reporter: Li Pi
>            Assignee: Li Pi
>            Priority: Minor
>             Fix For: 0.94.0
>
>         Attachments: hbase-4258v1.txt
>
>
> Currently, stats and configuration are handled by logs/an xml file, respectively. There should be a better and more intuitive graphical interface for this.
> We could also add metrics to the RS metrics page.

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[jira] [Updated] (HBASE-4258) Metrics panel for the Off Heap Cache

Posted by "stack (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/HBASE-4258?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

stack updated HBASE-4258:
-------------------------

    Fix Version/s:     (was: 0.96.0)

Moving out of 0.96; move it back if you disagree.
                
> Metrics panel for the Off Heap Cache
> ------------------------------------
>
>                 Key: HBASE-4258
>                 URL: https://issues.apache.org/jira/browse/HBASE-4258
>             Project: HBase
>          Issue Type: Sub-task
>            Reporter: Li Pi
>            Assignee: Li Pi
>            Priority: Minor
>         Attachments: hbase-4258v1.txt
>
>
> Currently, stats and configuration are handled by logs/an xml file, respectively. There should be a better and more intuitive graphical interface for this.
> We could also add metrics to the RS metrics page.

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