APM, Application Performance Monitoring System
- skywalking
- observability
- apm
- service-mesh
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CAT 作为服务端项目基础组件，提供了 Java, C/C++, Node.js, Python, Go 等多语言客户端，已经在美团点评的基础架构中间件框架（MVC框架，RPC框架，数据库框架，缓存框架等，消息队列，配置系统等）深度集成，为美团点评各业务线提供系统丰富的性能指标、健康状况、实时告警等。
- apm
- java
- distributed
- realtime
QuestDB is a high performance, open-source, time-series database
- time-series
- low-latency
- database
- sql
Apache Doris is a real-time analytics and hybrid search database for AI agents.
- olap
- database
- hudi
- iceberg
flink learning blog. http://www.54tianzhisheng.cn/ 含 Flink 入门、概念、原理、实战、性能调优、源码解析等内容。涉及 Flink Connector、Metrics、Library、DataStream API、Table API & SQL 等内容的学习案例，还有 Flink 落地应用的大型项目案例（PVUV、日志存储、百亿数据实时去重、监控告警）分享。欢迎大家支持我的专栏《大数据实时计算引擎 Flink 实战与性能优化》
Resilience4j is a fault tolerance library designed for Java8 and functional programming
- resilience
- circuitbreaker
- rate-limiter
- retry
:chart_with_upwards_trend: Capturing JVM- and application-level metrics. So you know what's going on.
- metrics
- java
- metrics-library
- dropwizard-metrics
An AI-powered next-generation open source real-time observability system.
Production-safe dynamic tracing and diagnostics for Java applications—attach to live JVMs with no restart or recompilation.
- btrace
- java
- bytecode-instrumentation
- diagnostics
An application observability facade for the most popular observability tools. Think SLF4J, but for observability.
A process for collecting metrics using JMX MBeans for Prometheus consumption
- jmx
- prometheus
- mbean
- java-agent
JavaMelody : monitoring of JavaEE applications
- performance
- monitoring
- metrics
- apm
Prometheus instrumentation library for JVM applications
- instrumentation
- java
- metrics
- prometheus
JVM Profiler Sending Metrics to Kafka, Console Output or Custom Reporter
Fast scalable time series database
- kairosdb
- java
- timeseries-database
- metrics
FlexyPool adds metrics and failover strategies to a given Connection Pool, allowing it to resize on demand.
- connection-pool
- java
- histogram
- dbcp
Metrics exporter for Amazon AWS CloudWatch
Minimalist Java framework for rapidly creating scalable, containerless, RESTful microservices. Ship a production-quality, headless, RESTful API in the shortest time possible. Uses Netty for HTTP, Jackson for JSON, Metrics for metrics, properties files for configuration. Sub-projects and plugins enable, NoSQL, Swagger, Auth0, HAL integration, etc.
(UNMAINTAINED) inspectIT is the leading Open Source APM (Application Performance Management) tool for analyzing your Java (EE) applications.
Provides tracing abstractions over tracers and tracing system reporters.
Detects smells and computes metrics of Java code
- code-smells
- metrics
- java
- object-oriented-metrics
JMeter plugin that lets you send sample results to an ElasticSearch engine to enable live monitoring of load tests.
- jmeter
- plugin
- jmeter-plugin
- elasticsearch
Jenkins plugin to send build metrics into InfluxDB
Vert.x metrics implementation for Micrometer.io