Kafka version download

When I use Confluent utility as you mentioned, I'm getting this error. Error: unknown command "kafka" for "confluent version" — i. This gives the version of the "kafka-topics. Salvador Dali Salvador Dali k gold badges silver badges bronze badges. There are several methods to find kafka version Method 1 simple:- ps -ef grep kafka it will displays all running kafka clients in the console AppInfoParser will reveal the version.

Hartmut Hartmut 9 9 silver badges 9 9 bronze badges. Example of output: 2. Ricardo Ricardo 2, 2 2 gold badges 25 25 silver badges 43 43 bronze badges. This seems to give the version of the "kafka-broker-api-versions. Why would one write a command to output its own version? Its purpose should be providing the broker version. The AdminClient now allows users to determine what operations they are authorized to perform on topics. There is a new broker start time metric. We now track partitions which are under their min ISR count.

Consumers can now opt-out of automatic topic creation, even when it is enabled on the broker. Kafka components can now use external configuration stores KIP We have implemented improved replica fetcher behavior when errors are encountered.

Here is a summary of some notable changes: Java 11 support Support for Zstandard, which achieves compression comparable to gzip with higher compression and especially decompression speeds KIP Avoid expiring committed offsets for active consumer group KIP Provide Intuitive User Timeouts in The Producer KIP Kafka's replication protocol now supports improved fencing of zombies.

Previously, under certain rare conditions, if a broker became partitioned from Zookeeper but not the rest of the cluster, then the logs of replicated partitions could diverge and cause data loss in the worst case KIP Here is a summary of some notable changes: KIP adds support for prefixed ACLs, simplifying access control management in large secure deployments. Bulk access to topics, consumer groups or transactional ids with a prefix can now be granted using a single rule.

Access control for topic creation has also been improved to enable access to be granted to create specific topics or topics with a prefix.

Host name verification is now enabled by default for SSL connections to ensure that the default SSL configuration is not susceptible to man-in-the-middle attacks. You can disable this verification if required. You can now dynamically update SSL truststores without broker restart. With this new feature, you can store sensitive password configs in encrypted form in ZooKeeper rather than in cleartext in the broker properties file. Client Libraries Read, write, and process streams of events in a vast array of programming languages.

Large Ecosystem Open Source Tools Large ecosystem of open source tools: Leverage a vast array of community-driven tooling. Trusted By Thousands of Orgs Thousands of organizations use Kafka, from internet giants to car manufacturers to stock exchanges. Vast User Community Kafka is one of the five most active projects of the Apache Software Foundation, with hundreds of meetups around the world.

Rich Online Resources Rich documentation, online training, guided tutorials, videos, sample projects, Stack Overflow, etc. If you want to learn more about how to connect to Apache Kafka - head on over to the Spring Kafka tutorials page.

It is important to note that Kafka will not work without Apache ZooKeeper , which is essentially a distributed hierarchical key-value store. Kafka uses ZooKeeper for electing a controller, cluster membership, topic configuration, quotas and ACLs. If you are not sure if Java is installed on your machine, open a console and execute the following command:.

Head over to the Apache ZooKeeper download page and and click on the download link in the Download section. Start the stack by using the docker-compose up command. Depending on yournetwork speed, this may take up to minutes. Some stacks declare a container for the ksqlDB CLI but don't specify theprocess that runs in the container.

This kind of stack declares a genericshell entry point:. To interact with a CLI container that's defined this way, use the docker exec command to start the ksql process within the container.

For stacks that don't declare a container for the ksqlDB CLI, use the docker run command to start a new container from the ksqldb-cli image. The --interactive and --tty options together enable the ksqlDB CLI processto communicate with the console. For more information, seedocker run. A recommended approach is to configure a common set of propertiesusing the ksqlDB Server configuration file and override specific propertiesas needed, using the environment variables.

For more information, seeConfiguring ksqlDB Server. You can scale ksqlDB by adding more capacity per server vertically or byadding more servers horizontally. Also, you can scale ksqlDB clustersduring live operations without loss of data. For more information, seeScaling ksqlDB.