AppSignal Blog

AppSignal APM combines performance monitoring and error tracking in one clear interface. For Ruby (on Rails), Elixir and Node.js.

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Node.js Garbage Collection: Heap Statistics Magic Dashboard

By Thijs Cadier on

We just released a Magic Dashboard for Garbage Collection stats for our Node.js integration. If you are leaking memory, this dashboard will help you discover and fix this problem.

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How Absinthe Uses Compilation Callbacks for Schema Validation in Elixir

By Devon Estes on

Absinthe manages to do a lot of interesting things during its compilation process, let's take a closer look at it.

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How to Use Mixins and Modules in Your Ruby on Rails Application

By Cleiviane Costa on

Find out how to create and mix modules into other classes and discover what are the benefits from using them in a Ruby on Rails application.

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Microservices Monitoring: Using Namespaces for Data Structuring

By Tomas Fernandez on

Microservices pose unique challenges for error reporting and instrumentation. Today, we’ll explore the best way to monitor them using namespaces in AppSignal.

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Top 5 Ruby Blog Posts in 2020 from AppSignal

By Milica Maksimović on

Check out the most appreciated Ruby posts on our blog in 2020.

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Top 5 Elixir Blog Posts in 2020 from AppSignal

By Milica Maksimović on

Check out the most appreciated Elixir posts on our blog in 2020.

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Top 5 JavaScript Blog Posts in 2020 from AppSignal

By Milica Maksimović on

Check out the most appreciated JavaScript posts on our blog in 2020.

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New Magic Dashboard for Ruby on Rails: ActionMailer

By Robert Beekman on

We've made monitoring ActionMailer better - with a magic dashboard.

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Setting Up AppSignal Monitoring for a Ruby on Rails Application

By Milica Maksimović, Stefan Verkerk on

Find out how to integrate AppSignal into a Rails application in our latest video.

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The Easiest Way to Monitor Node.js: Automatic Instrumentation

By Milica Maksimović, Adam Yeats on

Automatic instrumentation enables AppSignal app to digest, process, monitor, and show you the graphs and dashboards you need the most.

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Building a Multi-tenant Ruby on Rails App With Subdomains

By Paweł Dąbrowski on

Discover different approaches to multitenancy and build a simple app with multiple tenants where each tenant will have its subdomain.

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Fast & Curious: Find and Fix Slow Queries & API Requests

By Wes Oudshoorn on

Our team made finding slow events effortless. We've fully overhauled our slow events feature, helping developers to quickly find and fix slow queries and API requests.

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