Apache Kafka is optimized for small messages. According to benchmarks, the best performance occurs with 1 KB messages. Larger messages (for example, 10 MB to 100 MB) can decrease throughput and significantly impact operations. This topic describes op…

This topic describes additional steps you can take to ensure the safety and integrity of your data stored in Apache Kafka, with features available in CDK 2.0.0 and higher Powered By Apache Kafka: Deploying SSL for Kafka Using Kafka Supported Protocol…

LogManager LogManager会管理broker上所有的logs(在一个log目录下),一个topic的一个partition对应于一个log(一个log子目录)首先loadLogs会加载每个partition所对应的log对象, 然后提供createLog,getLog,deleteLog之类的管理接口并且会创建些后台线程来进行,cleanup,flush,checkpoint生成之类的工作 /** * The entry point to the kafka log manage…

1. Kafka.scala 在Kafka的main入口中startup KafkaServerStartable, 而KafkaServerStartable这是对KafkaServer的封装 1: val kafkaServerStartble = new KafkaServerStartable(serverConfig) 2: kafkaServerStartble.startup 1: package kafka.server 2: class KafkaServerStartable…

To achieve high availability and consistency targets, adjust the following parameters to meet your requirements: Replication Factor Preferred Leader Election Unclean Leader Election Acknowledgements Minimum In-sync Replicas Kafka MirrorMaker Replicat…

https://content.pivotal.io/rabbitmq/understanding-when-to-use-rabbitmq-or-apache-kafka How do humans make decisions? In everyday life, emotion is often the circuit-breaking factor in pulling the trigger on a complex or overwhelming decision.  But for…

In this article, we are going to look at how to load test Apache Kafka, a distributed streaming platform, by using Apache JMeter™. First of all, let us study what Kafka is and give a few definitions we will need for further work. A Brief Overview of…

官方文档详见:http://docs.spring.io/spring-kafka/docs/1.0.2.RELEASE/reference/htmlsingle/ Authors Gary Russell , Artem Bilan 1.0.2.RELEASE Copyright © 2016 Pivotal Software Inc. Copies of this document may be made for your own use and for distribution to ot…

Explore the configuration changes that Cigna’s Big Data Analytics team has made to optimize the performance of its real-time architecture. Real-time stream processing with Apache Kafka as a backbone provides many benefits. For example, this architect…

I wrote a blog post about how LinkedIn uses Apache Kafka as a central publish-subscribe log for integrating data between applications, stream processing, and Hadoop data ingestion. To actually make this work, though, this "universal log" has to…