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Application Performance Management (APM)

APM strives to detect and diagnose complex application performance problems to maintain an expected level of service. APM is "the translation of IT metrics into business meaning ([i.e.] value)."

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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。

  • Updated Nov 22, 2021
  • Java
transmittable-thread-local

📌 TransmittableThreadLocal (TTL), the missing Java™ std lib(simple & 0-dependency) for framework/middleware, provide an enhanced InheritableThreadLocal that transmits values between threads even using thread pooling components.

  • Updated Dec 3, 2021
  • Java

对java、scala等运行于jvm的程序进行实时日志采集、索引和可视化,对系统进行进程级别的监控,对系统内部的操作进行策略性的报警、对分布式的rpc调用进行trace跟踪以便于进行性能分析

  • Updated Sep 14, 2020
  • Java
plajjan
plajjan commented Jul 2, 2021

It seems to me that UTC is selected for on the wire representation of time as well as in the database (jaegertracing/jaeger#712), which sort of makes sense, at least with a somewhat naive handling of timezones. However, I think that the Jaeger UI should support displaying times in the timezone local to the user, i.e. of the browser as to reduce the mental load when viewing

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