Tag Archives: monitoring

DataDog: use events in dashboards

Using events as datasource is pretty straightforward, and described here — https://docs.datadoghq.com/events/. To use it as a graph overlay (for instance, to show app deployments), you can edit your graph, Event Overlays, and add something like below:

Simple way to detect browser’s FPS via JS

It’s dumb and dead simple but works. You can even track browser’s metrics with that.

Container insights for golang engineer (k8s docker CPU throttling)

We’ve run into problems on my work when k8s limits cpu to few processors (throttling), while go application can see all of them (setting GO_MAX_PROCS to maximum CPUs available) and go’s scheduler is going crazy because of that during highload (like stress-tests). It is caused by scheduling for, let’s say, 40 processors while you have …

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