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https://issues.apache.org/jira/browse/AMQ-5249?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15821635#comment-15821635
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Gary Tully edited comment on AMQ-5249 at 1/13/17 11:12 AM:
-----------------------------------------------------------
For the durable topic sub case this scenario is captured in
https://issues.apache.org/jira/browse/AMQ-6562 and the warn is now suppressed.
was (Author: gtully):
For the durable topic sub case the scenario is captures in
https://issues.apache.org/jira/browse/AMQ-6562 and the warn is suppressed.
> "cursor got duplicate" error after upgrade
> ------------------------------------------
>
> Key: AMQ-5249
> URL: https://issues.apache.org/jira/browse/AMQ-5249
> Project: ActiveMQ
> Issue Type: Bug
> Affects Versions: 5.9.1, 5.10.0
> Reporter: Rural Hunter
>
> I was using 5.9.0 and meet one problem so I tried to upgrade activemq. I
> tried both 5.9.1 and 5.10.0 and encouterred a same problem. I saw messages
> filled DLQ very quickly. I checked the clients both producer and consumer but
> there was no error. I checked activemq log and found the log is full of these
> warnings:
> 2014-06-27 23:22:09,337 | WARN |
> org.apache.activemq.broker.region.cursors.QueueStorePrefetch@19117501:com.cyyun.webmon.spider.update,batchResetNeeded=false,storeHasMessages=true,size=211,cacheEnabled=true,maxBatchSize:200,hasSpace:true
> - cursor got duplicate: ID:211.com-52399-1400732399425-1:1:235992:1:1, 4 |
> org.apache.activemq.broker.region.cursors.AbstractStoreCursor | ActiveMQ
> Broker[localhost] Scheduler
> 2014-06-27 23:22:09,337 | WARN |
> org.apache.activemq.broker.region.cursors.QueueStorePrefetch@19117501:com.xxxx.update,batchResetNeeded=false,storeHasMessages=true,size=211,cacheEnabled=true,maxBatchSize:200,hasSpace:true
> - cursor got duplicate: ID:nbzjjf22805-34129-1403880308671-1:1:28:1:1, 4 |
> org.apache.activemq.broker.region.cursors.AbstractStoreCursor | ActiveMQ
> Broker[localhost] Scheduler
> 2014-06-27 23:22:09,338 | WARN |
> org.apache.activemq.broker.region.cursors.QueueStorePrefetch@19117501:com.xxxxx.update,batchResetNeeded=false,storeHasMessages=true,size=211,cacheEnabled=true,maxBatchSize:200,hasSpace:true
> - cursor got duplicate: ID:jxncxnj2-48598-1403856107346-1:1:6007:1:1, 4 |
> org.apache.activemq.broker.region.cursors.AbstractStoreCursor | ActiveMQ
> Broker[localhost] Scheduler
> 2014-06-27 23:22:09,338 | WARN |
> org.apache.activemq.broker.region.cursors.QueueStorePrefetch@19117501:com.xxxx.update,batchResetNeeded=false,storeHasMessages=true,size=211,cacheEnabled=true,maxBatchSize:200,hasSpace:true
> - cursor got duplicate: ID:jxnc17-60227-1400730816361-1:1:149072:1:1, 4 |
> org.apache.activemq.broker.region.cursors.AbstractStoreCursor | ActiveMQ
> Broker[localhost] Scheduler
> 2014-06-27 23:22:09,339 | WARN |
> org.apache.activemq.broker.region.cursors.QueueStorePrefetch@19117501:com.xxxx.update,batchResetNeeded=false,storeHasMessages=true,size=211,cacheEnabled=true,maxBatchSize:200,hasSpace:true
> - cursor got duplicate: ID:cyyun-46954-1403800808565-1:1:9765:1:1, 4 |
> org.apache.activemq.broker.region.cursors.AbstractStoreCursor | ActiveMQ
> Broker[localhost] Scheduler
> 2014-06-27 23:22:09,339 | WARN |
> org.apache.activemq.broker.region.cursors.QueueStorePrefetch@19117501:com.xxxx.update,batchResetNeeded=false,storeHasMessages=true,size=211,cacheEnabled=true,maxBatchSize:200,hasSpace:true
> - cursor got duplicate: ID:ubuntu-55495-1403497638437-1:1:53086:1:1, 4 |
> org.apache.activemq.broker.region.cursors.AbstractStoreCursor | ActiveMQ
> Broker[localhost] Scheduler
> 2014-06-27 23:22:09,340 | WARN |
> org.apache.activemq.broker.region.cursors.QueueStorePrefetch@19117501:com.xxxx.update,batchResetNeeded=false,storeHasMessages=true,size=211,cacheEnabled=true,maxBatchSize:200,hasSpace:true
> - cursor got duplicate: ID:cyyun-39030-1403880008363-1:1:70:1:1, 4 |
> org.apache.activemq.broker.region.cursors.AbstractStoreCursor | ActiveMQ
> Broker[localhost] Scheduler
> The problem mostly happens right after activemq starts and sometimes happened
> after activemq worked normally for a while.
> For now I have to roll back to 5.9.0 and the problem doesn't occure.
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