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Finding slow ActiveRecord queries with Scout

Once your Rails app begins seeing consistent traffic, you're bound to have slow SQL queries. While PostgreSQL and MySQL can log slow queries, it's difficult to gleam actionable information from this raw stream. The slow query logs lack application context: where's the LOC generating the query? Is this slow all of the time, or just some of the time? Which controller-action or background job is the caller? Enter Scout.

Apache SkyWalking provides open source APM and distributed tracing in .NET Core field

In many big systems, distributed and especially microservice architectures become more and more popular. With the increase of modules and services, one incoming request could cross dozens of service. How to pinpoint the issues of the online system, and the bottleneck of the whole distributed system? This became a very important problem, which must be resolved.

The AppD Approach: Market-changing SAP Monitoring

AppDynamics’ unique, market-changing SAP Monitoring Agent is the only APM solution delivering code-level SAP visibility and real-user, business transaction performance monitoring. For enterprises running SAP business applications, our innovative agent can significantly improve service quality, cost of service, speed and innovation.

Comparing a Multi-Tenant SaaS Solution vs. Single Tenant

Let me preface this article with a quick customer story. I was recently talking with the director of operations of a G2000 company and he asked in a nice, but pointed way: “All I want is a SaaS software solution to manage my applications. Why does the architecture of the software matter?”. At Sumo Logic, we couldn’t agree and disagree more.

Monitoring Potentially Hazardous Asteroids

RapidSpike Connect Anything (RCA) is my favourite least used product. We use it for loads of stuff internally, but it often gets overlooked by our customers. But as a developer, whenever I see a slightly obscure API, I can’t resist having a play with it to get the data into RCA, just to prove we can monitor anything.

Using Skylight to Solve Real-World Performance Problems [Part II: The Odin Project]

The Odin Project is an open source community and curriculum for learning web development. Students build portfolio projects and complete lessons that are constantly curated and updated with the latest resources. They offer completely free courses like Ruby, Rails, JavaScript, HTML, and CSS. Once a student climbs the technical ladder, there's even a course on how to go about getting a job in the industry, walking you through things like job searching, interviews, and much more.