[ARTEMIS-3425] Paging NPE on reloading after PageComplete record and PageACK record

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.19.0
• Assignee: Clebert Suconic
• Reporter: Clebert Suconic
• Created: 18/Aug/21 21:36
• Updated: 20/Sep/21 22:15
• Resolved: 20/Sep/21 22:15

Description

I was reported about a NPE condition that would happen after some race between cleanup and removing records:

org.apache.activemq.artemis.core.paging.cursor.impl.PageSubscriptionImpl$PageCursorInfo.getValidCache(PageSubscriptionImpl.java:1199) [:] at org.apache.activemq.artemis.core.paging.cursor.impl.PageSubscriptionImpl$PageCursorInfo.getValidCache(PageSubscriptionImpl.java:1199) [:] at org.apache.activemq.artemis.core.paging.cursor.impl.PageSubscriptionImpl.processReload(PageSubscriptionImpl.java:759) [:] at org.apache.activemq.artemis.core.paging.cursor.impl.PageCursorProviderImpl.processReload(PageCursorProviderImpl.java:304) [:] at org.apache.activemq.artemis.core.paging.impl.PagingStoreImpl.processReload(PagingStoreImpl.java:346) [:] at org.apache.activemq.artemis.core.paging.impl.PagingManagerImpl.processReload(PagingManagerImpl.java:486) [:] at org.apache.activemq.artemis.core.persistence.impl.journal.AbstractJournalStorageManager.loadMessageJournal(AbstractJournalStorageManager.java:1227) [:] at org.apache.activemq.artemis.core.server.impl.ActiveMQServerImpl.loadJournals(ActiveMQServerImpl.java:3558) [:] at org.apache.activemq.artemis.core.server.impl.ActiveMQServerImpl.initialisePart2(ActiveMQServerImpl.java:3221) [:] at 

 

Issue Links

• links to: GitHub Pull Request #3698