[jboss-dev-forums] [Design of Messaging on JBoss (Messaging/JBoss)] - AIO documentation
timfox
do-not-reply at jboss.com
Fri Jun 5 05:42:04 EDT 2009
| The size of the timed buffer on AIO. The default value is 128MiB.
|
Really? ;)
Also, there's not mention on tuning the timeout or buffer size, and there's no explanation on what any of these things do :(
Also
| If this is set to true, the internal buffers are flushed right away when a transaction arrives.
| JBoss Messaging was made to scale up to hundreds of producers. We try to use most of the hardware resources by scheduling multiple writes and scheduling multiple writes in a single OS call.
| However in some use cases it may be better to not wait any data and just flush and write to the OS right away. For example if you have a single producer writing small transactions. On this case it would be better to aways flush-on-sync.
|
Is not true. This is nothing to do with transactions, flush on sync is also used in non transactional situations, depending on the sync settings.
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