Can you show me advanced examples of using the Go metrics library?
Sure! One advanced example is creating custom metrics for tracking specific application performance.
How do I implement a histogram for request durations?
You can use the prometheus.NewHistogramVec
function to create a histogram and then observe request durations.
What about tracking error rates?
For error rates, you can use a counter metric to increment on each error occurrence.
Can you provide a code snippet for that?
Absolutely! Here's a simple code snippet to track error rates using a counter.
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