IBM WebSphere Application Server 8.0 Administration Guide

SiBus message reliability

In production environments it is important to keep WAS messaging running and to ensure minimum disruption to message services. Previously, we configured the SiBus to use a file store for its local message persistence mechanism. What we mean by persistence is the ability to store messages in a non-volatile way; for example, the messages will remain on queues and topics even if the WAS is restarted. However, in reality, you must decide whether to use a file store or a data store for your messaging engine, by considering the advantages of each type:

File store advantages	Data store advantages
With the file store you can achieve even better performance without having to use a separate database server. The file store can ...