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In the Kafka profile configuration, you define which Kafka broker to consume messages from or produce messages to, if |
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security shall be applied, and if other specific settings for communication |
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are needed. ConfigurationTo create a new Kafka profile configuration, click on the New Configuration button and |
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select Kafka Profile from the Configurations dialog. The Kafka profile configuration contains two tabs |
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; Connectivity and Advanced. Connectivity tabThe Connectivity tab is displayed by default when creating or opening a Kafka profile. |
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 The Connectivity tab contains the following settings:
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Advanced tabIn the Advanced tab, you can configure properties for optimizing the performance of the Kafka Producer and Consumer. The Advanced tab contains two tabs |
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; Producer and Consumer. Producer tabIn the Producer tab, you can configure the properties of the Kafka forwarding agent. |
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 Kafka profile configuration - Producer tab in the Advanced tab |
The property producer.abortunknown=true sets the agent to abort if the broker replies with Unknown topic or partition.
When running in Acknowledged execution mode, the property producer.full.response determines if the data sent to the Kafka log is also included in the response UDR. The value is set to true by default. Setting the value to false reduces the memory footprint.
For information on how to configure the properties for SSL and Kerberos, |
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see https://www.cloudera.com/documentation/kafka/latest/topics/kafka_security.html. |
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Note!Once you have edited the JAAS file required for Kerberos, you will need to restart the EC to register the changes made. |
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Note! If you make any changes to the security configuration of the Kafka Producer, any topics used must be recreated before they can be used. For further information on the properties |
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, see https://kafka.apache.org. Enabling Compression for KafkaCompression for messages to be sent to Kafka brokers can now be enabled from the Advanced producer properties. The compression codec utilized by the system follows the standard Kafka library, where Gzip, Lz4 and Snappy are supported. To enable compression, just add the property |
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and add the value, Consumer tabIn the Consumer tab, you can configure the properties of the Kafka collection agent. |
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 See the text in the Advanced consumer properties field for further information about the properties. |