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The road to observability with OpenTelemetry demo part 1: Identifying metrics and traces

Dynatrace

When software runs in a monolithic stack on on-site servers, observability is manageable enough. In this OpenTelemetry demo series, we’ll take an in-depth look at how to use OpenTelemetry to add observability to a distributed web application that originally didn’t know anything about tracing, telemetry, or observability.

Metrics 174
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In Defence of DOM­Content­Loaded

CSS Wizardry

TTFB is a good measure of your server response times and general back-end health, and issues here may have knock-on effects later down the line (namely with Largest Contentful Paint). before the app’s key functionality is available, with almost half waiting over 3.5s! Or take a look at the live demo on Glitch. log ( window.

Metrics 326
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The anatomy of the Spring4Shell vulnerability and how to prevent its effects—and those of similar vulnerabilities

Dynatrace

Further, the report lists Tomcat as the most popular Java application server. Figure 2: Spring Controller that maps the DemoObject to requests received at the server. Figure 3: HTML file of our demo app showing the variable ${message} mapped from our DemoObject. 2 Set the prefix and suffix of the file to store it on a server.

Java 209
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Dynatrace adds OpenTelemetry trace ingest for open, automatic, and intelligent observability

Dynatrace

Say you’re running the Online Boutique , a cloud-native microservices demo application, that allows users to browse items, add them to a shopping cart, and purchase them. So, you start your investigation on the frontend server service which shows an increased failure rate with every second request failing for a couple of hours.

Cloud 264
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tempdb Enhancements in SQL Server 2019

SQL Performance

I have been making the same recommendations about tempdb since I started working with SQL Server over 15 years ago, when I was working with customers running version 2000. From the customer side, this has been the limit of what can be done*, until SQL Server 2019. Pam Lahoud also did a quick demo in her PASS Summit general session.

Servers 95
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DevOps engineer tools: Deploy, test, evaluate, repeat

Dynatrace

DevOps platform engineers are responsible for cloud platform availability and performance, as well as the efficiency of virtual bandwidth, routers, switches, virtual private networks, firewalls, and network management. Open source CI/CD pipeline tool with extensible server automation for distributed builds and scaling. Atlassian Jira.

DevOps 184
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Extend business observability: Extract business events from online databases (Part 2)

Dynatrace

Create an extension to query complex business data Creating an ActiveGate extension with the Dynatrace extension framework is easy; there’s a tutorial on using the ActiveGate Extension SDK that guides you through making an extension to monitor a demo application bundled with the SDK. This is used for identification purposes.

Database 263