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Posted to commits@activemq.apache.org by "Lionel Cons (JIRA)" <ji...@apache.org> on 2012/09/04 07:53:08 UTC

[jira] [Updated] (APLO-176) What do "Detected store change" messages mean?

     [ https://issues.apache.org/jira/browse/APLO-176?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Lionel Cons updated APLO-176:
-----------------------------

    Attachment: scenario.xml
    
> What do "Detected store change" messages mean?
> ----------------------------------------------
>
>                 Key: APLO-176
>                 URL: https://issues.apache.org/jira/browse/APLO-176
>             Project: ActiveMQ Apollo
>          Issue Type: Question
>         Environment: apollo-99-trunk-20120306.040517-2
>            Reporter: Lionel Cons
>            Assignee: Hiram Chirino
>         Attachments: scenario.xml
>
>
> On one of our brokers, we detected the following messages:
> 2012-03-27 17:17:33,678 | INFO  | Detected store change in range 622852159 to 622862157. 3869 message(s) and 617003 bytes | org.apache.activemq.apollo.broker.QueueEntry | hawtdispatch-DEFAULT-2
> 2012-03-27 17:18:26,337 | INFO  | Detected store change in range 623647284 to 623657282. 6355 message(s) and 947641 bytes | org.apache.activemq.apollo.broker.QueueEntry | hawtdispatch-DEFAULT-2
> 2012-03-27 17:19:41,528 | INFO  | Detected store change in range 624785258 to 624788515. 62 message(s) and 8246 bytes | org.apache.activemq.apollo.broker.QueueEntry | hawtdispatch-DEFAULT-5
> 2012-03-27 17:19:57,644 | INFO  | Detected store change in range 625016042 to 625022112. 62 message(s) and 8246 bytes | org.apache.activemq.apollo.broker.QueueEntry | hawtdispatch-DEFAULT-2
> 2012-03-27 17:19:58,280 | INFO  | Detected store change in range 625016863 to 625026923. -62 message(s) and -8246 bytes | org.apache.activemq.apollo.broker.QueueEntry | hawtdispatch-DEFAULT-1
> 2012-03-27 17:21:05,636 | INFO  | Detected store change in range 626032257 to 626042255. 6543 message(s) and 1075071 bytes | org.apache.activemq.apollo.broker.QueueEntry | hawtdispatch-DEFAULT-3
> [...]
> Since they are marked as INFO I hope they are harmless (please confirm) but I would anyway like to understand what they mean and why they are logged.

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