Most viewed questions in Apache Kafka

+1 vote
12 answers

How can I delete all the messages from a Kafka topic?

As of kafka 2.3.0 version, there is ...READ MORE

Sep 8, 2019 in Apache Kafka by Brajkishore
• 240 points
56,730 views
+1 vote
10 answers

Writing the Kafka consumer output to a file

System.out.println(String.valueOf(output.offset()) + ": " + new String(bytes, ...READ MORE

Dec 7, 2018 in Apache Kafka by Harsh
9,396 views
0 votes
1 answer

How to reset the offset of messages consumed from Kafka?

The reset option only prints the result ...READ MORE

Jul 9, 2018 in Apache Kafka by Shubham
• 13,370 points
3,421 views
+3 votes
1 answer

How to install Kafka on Windows System?

These are the steps to install Kafka ...READ MORE

Feb 25, 2019 in Apache Kafka by Ramya
3,279 views
0 votes
2 answers

Not able to start Kafka service

If your service, in this case kafka, ...READ MORE

May 9, 2019 in Apache Kafka by Novice
1,854 views
0 votes
1 answer

What is the optimum number of producers to create in Kafka?

In general, a single producer for all ...READ MORE

Jul 10, 2018 in Apache Kafka by nitinrawat895
• 10,840 points
1,815 views
0 votes
0 answers

How to check pending messages in KAFKA topic?

Let say we have first_topic which has kafka_server_brokertopicmetrics_messagesin_total{instance="localhost:1120",job="kafka",topic="first_topic"}  ...READ MORE

May 2, 2019 in Apache Kafka by anonymous
1,059 views
0 votes
2 answers

Kafka service not starting. Shows no output

sudo systemctl status kafka This should at least ...READ MORE

May 9, 2019 in Apache Kafka by Novice
909 views
0 votes
1 answer

Kafka topic not being deleted

By default in Kafka version 0.10, delete.topic.enable ...READ MORE

Jul 9, 2018 in Apache Kafka by nitinrawat895
• 10,840 points
738 views
0 votes
1 answer

Not able to fetch messages from Kafka cluster

You need to add the hostname in ...READ MORE

Jul 9, 2018 in Apache Kafka by Shubham
• 13,370 points
721 views
0 votes
1 answer

Re-balancing error while reading messages from Kafka.

rebalance.backoff.ms defines the time for which Kafka ...READ MORE

Jul 9, 2018 in Apache Kafka by Shubham
• 13,370 points
655 views
0 votes
1 answer

How to purge Kafka Topic?

For your case what you can do ...READ MORE

Sep 4, 2018 in Apache Kafka by nitinrawat895
• 10,840 points
631 views
+1 vote
2 answers

Getting error in schema-registry start command

It is working for me with below ...READ MORE

Sep 30, 2019 in Apache Kafka by Brajkishore
• 240 points
557 views
0 votes
1 answer

How to commit message offsets in Kafka for reliable data pipeline?

You can use auto.commit.enable to allow Kafka ...READ MORE

Jul 9, 2018 in Apache Kafka by Shubham
• 13,370 points
472 views
0 votes
1 answer

Not able to download Kafka using curl

The output to download this is in ...READ MORE

Feb 21, 2019 in Apache Kafka by Omkar
• 68,880 points
441 views
0 votes
1 answer

Is there any change in consumer offsets if a new partition(s) is added to a Kafka topic?

Yes, it stays the same. An offset is ...READ MORE

Jul 9, 2018 in Apache Kafka by nitinrawat895
• 10,840 points
424 views
0 votes
1 answer

How to write Kafka connector to integrate with Facebook API?

If you know the limit of API ...READ MORE

Apr 29, 2019 in Apache Kafka by Kumar
420 views
0 votes
1 answer

How to delete a topic in Kafka 0.8.1.1?

Deleting topic isn't always working in 0.8.1.1 Deletion ...READ MORE

Sep 4, 2018 in Apache Kafka by nitinrawat895
• 10,840 points
289 views
0 votes
1 answer

Retention in Kafka Cluster

However, retention period retains all the published ...READ MORE

Sep 18, 2018 in Apache Kafka by kurt_cobain
• 9,290 points
214 views
0 votes
1 answer

Kafka Elements

The most important elements of Kafka: Topic – ...READ MORE

Sep 18, 2018 in Apache Kafka by kurt_cobain
• 9,290 points
193 views
+1 vote
0 answers

Want to delete consumed topic programatically

directly delete kafka log folder and zeekeeper ...READ MORE

Jun 4, 2019 in Apache Kafka by sarvesh
178 views
0 votes
1 answer

Installing Kafka on Ubuntu

I am not sure what you expect ...READ MORE

Feb 21, 2019 in Apache Kafka by Arun
149 views
0 votes
1 answer

Explain to me the functionality of Kafka in a Big-Data Cluster

Let me explain to you about Apache ...READ MORE

Apr 30, 2019 in Apache Kafka by ravikiran
• 4,600 points
148 views
0 votes
1 answer

Role of Zookeper

Kafka is an open source system and ...READ MORE

Sep 18, 2018 in Apache Kafka by kurt_cobain
• 9,290 points
110 views
+1 vote
0 answers

The KSQL query PRINT 'Topic' doesn't return a result

when I use the consumer it return ...READ MORE

Jul 1, 2019 in Apache Kafka by salma
98 views
0 votes
1 answer

Create a Hive table with a sequence file

Hey! Follow these steps to create a ...READ MORE

Dec 26, 2018 in Apache Kafka by Omkar
• 68,880 points
98 views
0 votes
1 answer

Significance of Kafka

High-throughput We do not need any large hardware ...READ MORE

Sep 18, 2018 in Apache Kafka by kurt_cobain
• 9,290 points
81 views
0 votes
1 answer

What filter transformation in apache spark?

Hi, Filter() transformation in Apache Spark takes function ...READ MORE

Aug 2, 2019 in Apache Kafka by Gitika
• 25,460 points
76 views
0 votes
1 answer

error message while running

Ideally, installing the urllib3 module should solve this error. ...READ MORE

Feb 25, 2019 in Apache Kafka by Omkar
• 68,880 points
55 views