[ https://issues.apache.org/jira/browse/ARTEMIS-1383?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Timothy A. Bish closed ARTEMIS-1383. ------------------------------------ Resolution: Abandoned > Improved Priority queue > ----------------------- > > Key: ARTEMIS-1383 > URL: https://issues.apache.org/jira/browse/ARTEMIS-1383 > Project: ActiveMQ Artemis > Issue Type: Improvement > Components: Broker > Reporter: Francesco Nigro > Assignee: Francesco Nigro > Priority: Major > > The original PriorityLinkedList implementation is based on a double linked > list implementation that suffer of: > * fragmentation along the heap > * pointer chasing due to the presence of nodes > * allocation heavy (ie each add operation forces allocation of nodes) > * high hidden (ie the nodes) memory footprint that lead to wrong memory > estimations > It is possible to provide a specialized chunked implementation that can > address all these issues while providing a better performance (throughput, > latency and memory footprint wise). -- This message was sent by Atlassian Jira (v8.20.10#820010)