April 2025
Intermediate to advanced
488 pages
15h 37m
Portuguese (Portugal, Brazil)
Content preview from Kafka: O Guia Definitivo, 2ª Edição
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Capítulo 13. Monitorizar o Kafka
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As aplicações Apache Kafka têm inúmeras medições para o seu funcionamento - tantas, de facto, que pode facilmente tornar-se confuso quanto ao que é importante observar e o que pode ser posto de lado. Essas medições variam de métricas simples sobre a taxa geral de tráfego, a métricas de tempo detalhadas para cada tipo de solicitação, a métricas por tópico e por partição. Eles fornecem uma visão detalhada de cada operação no broker, mas também podem fazer de ti a desgraça de quem é responsável pela gestão do teu sistema de monitorização.
Este capítulo detalhará as métricas mais críticas a serem monitoradas o tempo todo e como responder a elas. Também descreveremos algumas das métricas mais importantes para ter em mãos ao depurar problemas. No entanto, não se trata de uma lista exaustiva das métricas disponíveis, pois a lista muda com frequência e muitas delas só serão informativas para um desenvolvedor Kafka experiente.
Noções básicas do sistema métrico
Antes de entrar nas métricas específicas fornecidas pelo broker e pelos clientes do Kafka, vamos discutir os conceitos básicos de como monitorar aplicativos Java e algumas práticas recomendadas de monitoramento e alerta. Isso fornecerá uma base para entender como monitorar os aplicativos e por que as métricas específicas descritas mais adiante neste capítulo foram escolhidas como ...
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