Accelerate Your JBoss Enterprise Middleware - Red Hat Summit
Accelerate Your JBoss Enterprise Middleware - Red Hat Summit Accelerate Your JBoss Enterprise Middleware - Red Hat Summit
Accelerate Your JBoss Enterprise Middleware –JMS Provider - HornetQ...ASYNCIO/some/absolute/path...180198...
Accelerate Your JBoss Enterprise Middleware –JMS Provider - HornetQJMSJMSProviderProviderHornetQHornetQ●Important Notes on configuration items:● The path element requires an absolute path name, or it will be relative to thejboss.server.data.dir value that is globally defined for the applicationserver.● The ASYNCIO journal option is by far the highest performing option.● This option uses a native code library, since Java cannot use native OSasynchronous I/O (at least not JDK 6), plus it opens the files usingO_DIRECT, which no JDK supports.● This native code only operates on the Linux platform.● In order for this native code layer to load properly, there is also adependency on having libaio installed.● For the transaction mode, which defaults to XA, you can set it to local or none.● The default is XA, because in most applications, transactions span MDB'sand other components that use a database. You will in most cases having atransaction span two resource manager's as a result.● Be very careful about setting this to local or none. Only do this if you aresure the messaging interactions are in their own transactions, or you don'thave any persistent messages.
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<strong>Accelerate</strong> <strong>Your</strong> <strong>JBoss</strong> <strong>Enterprise</strong> <strong>Middleware</strong> –JMS Provider - HornetQ...ASYNCIO/some/absolute/path...180198...
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