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kcat:tldr:2e733
The command kcat -G ${group_id} ${topic} -b ${brokers}
is used to consume messages from a Kafka topic using a specific consumer group.
Here's a breakdown of the individual parts of the command:
-
kcat
: This is the command-line tool for interacting with Kafka topics. It allows you to consume and produce messages. -
-G ${group_id}
: This flag specifies the consumer group to which the consumer belongs. The${group_id}
is a variable and should be replaced with the actual consumer group ID. -
${topic}
: This is the Kafka topic from which you want to consume messages. The${topic}
is a variable and should be replaced with the actual topic name. -
-b ${brokers}
: This flag specifies the list of Kafka brokers to connect to. The${brokers}
is a variable and should be replaced with the actual list of broker addresses.
By running this command, the consumer specified by the consumer group ID will connect to the provided Kafka brokers and start consuming messages from the specified topic.