leizhiyuan opened a new issue, #16114: URL: https://github.com/apache/pulsar/issues/16114
**Is your enhancement request related to a problem? Please describe.** A clear and concise description of what the enhancement is. inconsistent behavior in ttl strategy，  if we have a sub in which msgbacklog is 1， we set retention is 24h, , msgbacklog is smaller than 1000, if one message can not be backed (the client can not process it ), there will be a message hole, but after 24h, we can not expire this message,it will be 24*15. but after then, backlogsize has exceeded. user can not understand why , it is confused. **Describe the solution you'd like** A clear and concise description of what you want to happen. maybe we do not need the judgment, if TTL expired , we just expire them. **Describe alternatives you've considered** A clear and concise description of any alternative solutions or features you've considered. **Additional context** Add any other context or screenshots about the feature request here. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
