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The road to observability demo part 3: Collect, instrument, and analyze telemetry data automatically with Dynatrace

Dynatrace

We also introduced our demo app and explained how to define the metrics and traces it uses. The second part, The road to observability with OpenTelemetry part 2: Setting up OpenTelemetry and instrumenting applications , covers the details of how to set up OpenTelemetry in our demo application and how to instrument the services.

Metrics 166
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In Defence of DOM­Content­Loaded

CSS Wizardry

I never thought I’d write an article in defence of DOMContentLoaded , but here it is… For many, many years now, performance engineers have been making a concerted effort to move away from technical metrics such as Load , and toward more user-facing, UX metrics such as Speed Index or Largest Contentful Paint. log ( window. performance.

Metrics 326
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Dynamic resources using the Network Information API and service workers

Dean Hume

Without fail, there is this spot along the line where my network connection drops from a clear 4G signal to a 2G signal at best. It’s worth mentioning that around the world, not everyone is lucky enough to get such good connection speeds. This is where the Network Information API aims to change things. Getting started.

Network 78
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Infrastructure Monitoring tools: 3 steps to evolve ITOps into AIOps

Dynatrace

Reducing downtime, improving user experience, speed, reliability, and flexibility, and ensuring IT investments are delivering on promised ROI across local IT stacks and in the cloud. The first requirement toward automating monitoring is comprehensive observability across the network. The challenge? Out-of-the-box AIOps. Watch webinar!

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Dynamic resources using the Network Information API and service workers

Dean Hume

Without fail, there is this spot along the line where my network connection drops from a clear 4G signal to a 2G signal at best. It’s worth mentioning that around the world, not everyone is lucky enough to get such good connection speeds. This is where the Network Information API aims to change things. Getting started.

Network 40
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Dynamic resources using the Network Information API and service workers

Dean Hume

Without fail, there is this spot along the line where my network connection drops from a clear 4G signal to a 2G signal at best. It’s worth mentioning that around the world, not everyone is lucky enough to get such good connection speeds. This is where the Network Information API aims to change things. Getting started.

Network 40
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Bandwidth or Latency: When to Optimise for Which

CSS Wizardry

When it comes to network performance, there are two main limiting factors that will slow you down: bandwidth and latency. how long it takes for a bit of data to travel across the network from one node or endpoint to another. Where bandwidth deals with capacity, latency is more about speed of transfer 2. Bandwidth is defined as….

Latency 133