kcat is a single-binary Apache Kafka CLI tool
kcat is a single-binary Apache Kafka CLI tool for doing Unix cat-like operations against topics, such as reading (consuming), writing (producing), as well as Kafka related network troubleshooting.
Questions tagged [kcat]
49 questions
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votes
1 answer
How to talk to Kafka KUDO Internal Setup?
I have Kafka setup via KUDO:
https://kudo.dev/docs/runbooks/kafka/external-access.html#internal-access
KUDO Kafka has a headless service.
How do I go about creating topics for kafka?
I have installed kafkacat CLI…
wwjdm
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Linux kafka producer cli tool with round-robin
I have a worker in spring-boot which listen to kafka topic with 20 partitions.
I created the following listener:
@KafkaListener(topics = "mytopic")
public void listen(@Payload(required = true) IncomingMessage msg,
…
toto
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Find the lead of kafka cluster using kafkacat
I have kafka cluster in docker containers created using this tutorial.
When I run kafkacat -L -b kafka-1:19092 i get:
Metadata for all topics (from broker 1: kafka-1:19092/1):
3 brokers:
broker 2 at kafka-2:29092
broker 3 at kafka-3:39092
…
Rudziankoŭ
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Use kafkacat to see header but throws % ERROR: Unsupported formatter: %h
I use kafkacat to see the header, but it returns
% ERROR: Unsupported formatter: %h
My kafkacat is 1.3, installed by apt-get install kafkacat
The full command I use is:
kafkacat -b localhost:9092 -t dlq_file_sink_03 -C -o-1 -c1 \
-f '\nKey (%K…
Holm
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