Learning Fullstack Observability: Metrics
java
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(Originally published on Medium) Introduction According to RedHat: Observability refers to the ability to monitor, measure, and understand the state of a system or application by examining its outputs, logs, and performance metrics. OpenTelemetry is a vendor-neutral framework for observability, and is made of 3* main pillars: Metrics Traces Logs (* Profiles are an upcoming 4th pillar, but still in development) In the “Expense Tracker” series, this article will be the first o