Xk6-kafka Alternatives

xk6-kafka reviews and mentions

• Performance testing Kafka server using xk6-kafka
  1 project | dev.to | 1 Jan 2024

  import { Writer, Reader, SCHEMA_TYPE_STRING, SchemaRegistry, GROUP_BALANCER_ROUND_ROBIN, BALANCER_ROUND_ROBIN, } from "k6/x/kafka"; import { check, sleep } from "k6"; const bootstrapServers = [ 'kafka-bootsrap-1:9001', ]; let vus_amount = 3; let total_written = 0; let total_read = 0; export const options = { vus: vus_amount, iterations: "3", thresholds: { kafka_writer_error_count: ["count == 0"], kafka_reader_error_count: ["count == 0"], }, }; const topicName = "my-topic"; const schemaRegistry = new SchemaRegistry(); const producer = new Writer({ brokers: bootstrapServers, topic: topicName, balancer: BALANCER_ROUND_ROBIN, // or pick another balancer https://github.com/mostafa/xk6-kafka/blob/main/api-docs/index.d.ts#L66 // ... auth config }); export function teardown(data) { producer.close(); } export default function () { const consumer = new Reader({ brokers: bootstrapServers, // it is important to set groupID, groupTopics and groupBalancers when using Kafka bootstrap server // topic ReaderConfig param doesn't quite work with bootstrap server groupID: topicName + "-group", groupTopics: [topicName], groupBalancers: [GROUP_BALANCER_ROUND_ROBIN], // or pick different balancer https://github.com/mostafa/xk6-kafka/blob/main/api-docs/index.d.ts#L75 }); let messageAmount = 1000; if (__VU == 1) { console.log('VU 1, writing messages. Iter ' + __ITER); for (let index = 0; index < messageAmount; index++) { let messages = [ { value: schemaRegistry.serialize({ data: "test-value-string-" + index + "-vu-" + __VU + "-iter-" + __ITER, schemaType: SCHEMA_TYPE_STRING, }), }, ]; producer.produce({ messages: messages }); total_written += messages.length; } } let consumerMsgAmount = Math.floor(messageAmount / vus_amount); let messages = consumer.consume({ limit: consumerMsgAmount}); total_read += messages.length; console.log("Amount of msgs received: " + messages.length + ", VU " + __VU + ", iter " + __ITER); check(messages, { "all messages returned": (msgs) => msgs.length == consumerMsgAmount, }); let firstMessageValue = schemaRegistry.deserialize({ data: messages[0].value, schemaType: SCHEMA_TYPE_STRING, }); let lastMessageValue = schemaRegistry.deserialize({ data: messages[consumerMsgAmount - 1].value, schemaType: SCHEMA_TYPE_STRING, }); check(messages[0], { "Topic equals to": (msg) => msg["topic"] == topicName }); console.log("First msg value " + firstMessageValue + ", offset" + messages[0]["offset"] + ", partition " + messages[0]["partition"] + ", VU " + __VU + ", iter " + __ITER); console.log("Last msg value " + lastMessageValue + ", offset" + messages[consumerMsgAmount - 1]["offset"] + ", partition " + messages[0]["partition"] + ", VU " + __VU + ", iter " + __ITER); consumer.close(); }

• 🔥 What is Apache Kafka and how to perform performance tests on it (Part 2) 👨🏻‍💻
  2 projects | dev.to | 18 Dec 2023

  Apache Kafka, like any other service, platform or server, has its performance limitations. In order to know them, you need to run performance tests on Apache Kafka's Cluster, which will show acceptation thresholds. One project that can help with this is xk6-kafka.

• xk6-kafka v0.12.0 is released! 🎉
  1 project | /r/golang | 4 Jul 2022

  I am thrilled to announce that I released xk6-kafka v0.12.0, a complete revamp of the JavaScript API plus many other features and fixes. You can read more about it on the changelog of the release: https://github.com/mostafa/xk6-kafka/releases/tag/v0.12.0

• How to Load Test Your Kafka Producers and Consumers using k6
  2 projects | dev.to | 21 Sep 2021

  The xk6-kafka extension provides some convenient functions for interacting with Kafka Producers and Consumers. It serves as a producer that can send a high volume of messages per second, allowing you to monitor the system under test (SUT) and test how the application will keep up with the load.

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