losiu97 commented on a change in pull request #9525:
URL: https://github.com/apache/pulsar/pull/9525#discussion_r571813417
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File path: site2/docs/client-libraries-java.md
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@@ -107,7 +107,7 @@ String | `authParams` | String represents parameters for
the authentication plug
long|`operationTimeoutMs`|Operation timeout |30000
long|`statsIntervalSeconds`|Interval between each stats info<br/><br/>Stats is
activated with positive `statsInterval`<br/><br/>Set `statsIntervalSeconds` to
1 second at least |60
int|`numIoThreads`| The number of threads used for handling connections to
brokers | 1
-int|`numListenerThreads`|The number of threads used for handling message
listeners | 1
+int|`numListenerThreads`|The number of threads used for handling message
listeners. The listener thread pool is shared across all the consumers and
readers using the "listener" model to get messages. For a given consumer, the
listener is always invoked from the same thread to ensure ordering. | 1
Review comment:
I would add "If you need multiple threads processing single topic, you
should create a subscription with type SHARED and create multiple consumers for
such subscription. This will of course not ensure ordering"
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