Questions related to memstore, jvm and direct memory

Hi Qpid users, I'm new to Qpid and wanted to understand a few basic things apart from what broker book provides. 1. What does it mean to have a JSON type virtual host node and BDB type virtual host? 2. Why aren't they tied up together by default like the name? 3. If I'm sending non persistent mes

How SLA guarantees can be achieved using qpid broker j v7.0.9

this dynamic priority system, considering the TTL-based expiration for messages? Regards, Vinita Meka