mattrpav commented on code in PR #1139:
URL: https://github.com/apache/activemq/pull/1139#discussion_r1456231335
##########
activemq-broker/src/main/java/org/apache/activemq/broker/TransactionBroker.java:
##########
@@ -291,13 +294,43 @@ public void send(ProducerBrokerExchange producerExchange,
final Message message)
transaction = getTransaction(context, message.getTransactionId(),
false);
}
context.setTransaction(transaction);
+
try {
+ // [AMQ-9344] Limit uncommitted transactions by count
+ verifyUncommittedCount(producerExchange, transaction, message);
next.send(producerExchange, message);
} finally {
context.setTransaction(originalTx);
}
}
+ protected void verifyUncommittedCount(ProducerBrokerExchange
producerExchange, Transaction transaction, Message message) throws Exception {
+ // maxUncommittedCount <= 0 disables
+ int maxUncommittedCount =
this.getBrokerService().getMaxUncommittedCount();
Review Comment:
The ability exists to modify the parameter at runtime. Similar to the other
limits-- memory, store, etc. This allows admins to temporarily increase the
limit as needed.
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