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From "Knut Anders Hatlen (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (DERBY-5772) Give users a way to monitor more Derby internals.
Date Mon, 08 Sep 2014 12:26:29 GMT

     [ https://issues.apache.org/jira/browse/DERBY-5772?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Knut Anders Hatlen updated DERBY-5772:
--------------------------------------
    Attachment: pagecache-counters.diff

> Give  users a way to monitor more Derby internals.
> --------------------------------------------------
>
>                 Key: DERBY-5772
>                 URL: https://issues.apache.org/jira/browse/DERBY-5772
>             Project: Derby
>          Issue Type: Improvement
>          Components: JMX, Tools
>    Affects Versions: 10.9.1.0
>            Reporter: Rick Hillegas
>         Attachments: pagecache-counters.diff, pagecache-counters.diff, pagecache-counters.png
>
>
> We should give users a way to track hits/misses in the page cache. This will help users
tune the size of the page cache. JMX-visible monitors might be a useful solution here. See
the following email thread: http://old.nabble.com/Cache-Hit-Miss-rates-for-Derby-pageCache-to33865646.html#a33865646



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