overmeulen commented on a change in pull request #29: QPID-8304:
[Broker-J][JDBC Message Store] Performance bottleneck at the level of the
executor
URL: https://github.com/apache/qpid-broker-j/pull/29#discussion_r280092613
##########
File path:
broker-plugins/jdbc-store/src/main/java/org/apache/qpid/server/store/jdbc/AbstractJDBCMessageStore.java
##########
@@ -216,7 +216,7 @@ private void updateDbVersion(int newVersion) throws
SQLException
protected void initMessageStore(final ConfiguredObject<?> parent)
{
_parent = parent;
- _executor = new ScheduledThreadPoolExecutor(4, new ThreadFactory()
+ _executor = new
ScheduledThreadPoolExecutor(Runtime.getRuntime().availableProcessors(), new
ThreadFactory()
Review comment:
I agree that hardcoding this value to 'availableProcessors' might not suit
everyone.
I'll do the change next week when I come back.
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