Kafka Can You Have More Consumers Than Partitions at Blake Lavater blog

Kafka Can You Have More Consumers Than Partitions. 6 hungry animals and only 2 bowls isn’t a good idea! It allows your kafka consumer group to scale easily when needed. Having more consumer threads than partitions is not inefficient in itself. For consumers, you can have up to one consumer instance per partition (within a consumer group); Any more will be idle. You can have less consumers than partitions (in which case consumers get messages from multiple partitions), but if you have more. When the number of consumers is lower than partitions, same consumers are going to read messages from more than one partition. You can have at max consumers equal to the number of partitions of a topic in a consumer group, adding more consumers than the number of partitions would cause the extra consumers to remain. However, you should be mindful. If kafka allows you to have more consumer instances within a single consumer group then it beats the purpose of having the consumer.

Apache Kafka Consumers Tutorial CloudDuggu
from www.cloudduggu.com

For consumers, you can have up to one consumer instance per partition (within a consumer group); You can have at max consumers equal to the number of partitions of a topic in a consumer group, adding more consumers than the number of partitions would cause the extra consumers to remain. 6 hungry animals and only 2 bowls isn’t a good idea! It allows your kafka consumer group to scale easily when needed. Any more will be idle. Having more consumer threads than partitions is not inefficient in itself. When the number of consumers is lower than partitions, same consumers are going to read messages from more than one partition. You can have less consumers than partitions (in which case consumers get messages from multiple partitions), but if you have more. However, you should be mindful. If kafka allows you to have more consumer instances within a single consumer group then it beats the purpose of having the consumer.

Apache Kafka Consumers Tutorial CloudDuggu

Kafka Can You Have More Consumers Than Partitions For consumers, you can have up to one consumer instance per partition (within a consumer group); When the number of consumers is lower than partitions, same consumers are going to read messages from more than one partition. For consumers, you can have up to one consumer instance per partition (within a consumer group); However, you should be mindful. You can have at max consumers equal to the number of partitions of a topic in a consumer group, adding more consumers than the number of partitions would cause the extra consumers to remain. You can have less consumers than partitions (in which case consumers get messages from multiple partitions), but if you have more. It allows your kafka consumer group to scale easily when needed. 6 hungry animals and only 2 bowls isn’t a good idea! Having more consumer threads than partitions is not inefficient in itself. Any more will be idle. If kafka allows you to have more consumer instances within a single consumer group then it beats the purpose of having the consumer.

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