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Posted to commits@activemq.apache.org by "Richard Fox (JIRA)" <ji...@apache.org> on 2012/08/23 14:21:42 UTC
[jira] [Commented] (APLO-176) What do "Detected store change"
messages mean?
[ https://issues.apache.org/jira/browse/APLO-176?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13440232#comment-13440232 ]
Richard Fox commented on APLO-176:
----------------------------------
Still seeing a bunch of these, although with a lot lower numbers:
2012-08-23 06:25:06,599 | WARN | Queue 'TITAN.AINFO' detected store change in range [24156:28381]. 1 message(s) and 158 bytes | org.apache.activemq.apollo.broker.QueueEntry | hawtdispatch-DEFAULT-3
2012-08-23 06:25:07,420 | WARN | Queue 'TITAN.AINFO' detected store change in range [24202:28390]. -1 message(s) and -158 bytes | org.apache.activemq.apollo.broker.QueueEntry | hawtdispatch-DEFAULT-1
2012-08-23 06:25:10,597 | WARN | Queue 'TITAN.AINFO' detected store change in range [24202:28425]. 2 message(s) and 314 bytes | org.apache.activemq.apollo.broker.QueueEntry | hawtdispatch-DEFAULT-1
2012-08-23 06:25:13,757 | WARN | Queue 'TITAN.AINFO' detected store change in range [19999:28434]. -2 message(s) and -314 bytes | org.apache.activemq.apollo.broker.QueueEntry | hawtdispatch-DEFAULT-1
2012-08-23 06:25:17,266 | WARN | Queue 'TITAN.AINFO' detected store change in range [24202:28477]. 2 message(s) and 316 bytes | org.apache.activemq.apollo.broker.QueueEntry | hawtdispatch-DEFAULT-3
> 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
>
> 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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