OpenTelemetry: The Complete Developer's Guide to Distributed Tracing
Mar 3 · 9 min read · OpenTelemetry: The Complete Developer's Guide to Distributed Tracing You deploy a microservices architecture. A user reports that checkout is slow. You check the API gateway logs -- response time looks normal. You check the order service -- fine. The...
Join discussionGetting Started with OpenTelemetry for Application Tracing
Mar 3 · 9 min read · Getting Started with OpenTelemetry for Application Tracing A user reports that the checkout page is slow. You check the application logs -- nothing unusual. You check the database metrics -- queries are fast. You check the server CPU -- normal. The ...
Join discussionInstrumenting at 10 years per second
Dec 23, 2025 · 8 min read · Introduction I've found a new love - custom instrumentation, and I can’t keep it to myself. We manually increased the custom instrumentation in one of our newer services and loved the impact. The instrumentation accelerated forensic investigations, r...
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Chapter 30 - Testing the AddArtScreen for Inserting Art Object into Room DB
Nov 12, 2025 · 2 min read · In this chapter, we do the following: Test that AddArtScreen correctly collects text inputs and triggers the save action (which inserts into DB through ViewModel). We will test three layers of behaviour: Input field typing: verifies that the user ca...
Join discussionChapter 29 - Testing the ArtListScreen for Left Swipe and Deletion of Art Record
Nov 12, 2025 · 3 min read · We have six Instrumentation tests in the final completed test class for ArtListScreen. Test NamePurpose 1artListScreen_displaysArtNamesFromViewModelVerifies list shows all items 2artListScreen_showsLoadingIndicatorWhenLoadingChecks loading sp...
Join discussionHow to Name Your Span Attributes
Aug 26, 2025 · 7 min read · Welcome to the second installment in our series on OpenTelemetry naming best practices. In our previous post, we explored how to name spans using the {verb} {object} pattern. Today, we're diving into span attributes, the rich contextual data that tra...
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Introducing the Instrumentation Score
Jun 11, 2025 · 3 min read · Telemetry data is the foundation of our observability. We gather metrics, traces, and logs, aiming to cultivate a clear understanding of application health. Yet, a persistent question often arises: "Is our telemetry actually good?" How do we distingu...
Join discussionExtracting Spark Event Logs in Fabric for Monitoring & Optimization
May 19, 2025 · 4 min read · I wrote a blog a couple of weeks ago about extracting Spark driver logs using REST API. In this blog, I will share how to call APIs to get the spark event logs, parse the logs for spark performance metrics. This can be used for debugging, optimizing ...
Join discussionInstrumentation and Control for Steam Turbine Retrofit Market Competition Ranking, Market Size, Market Share, Forecast Report 2025-2031
May 12, 2025 · 4 min read · Global Info Research announces the release of the report “Global Instrumentation and Control for Steam Turbine Retrofit Market 2025 by Manufacturers, Regions, Type and Application, Forecast to 2031”. This report provides a detailed overview of the In...
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