How to diagnose OOM errors on Linux systems

Out-of-memory (OOM) errors take place when the Linux kernel can’t provide enough memory to run all of its user-space processes, causing at least one process to exit without warning. Without a comprehensive monitoring solution, OOM errors can be tricky to diagnose. In this post, you will learn how to diagnose OOM errors in Linux kernels […]

How to Optimize Your Cloud Services Cost

In this blog post, we review some of the biggest risks behind increasing services cost and how to optimize cloud services cost with a proper application monitoring solution. As modern software deployments continue to break down into smaller and more modular units, the world is seeing more moving parts in the deployment equation. The drivers […]

Optimizing APM in the Cloud: A Retrospective Approach for Future Success

The growth and maturity of the cloud has required us, as tech pros, to manage an increasingly complex web of applications spanning on-premises, hybrid, and multi-cloud environments. While this affords us greater flexibility, agility, and scalability day-to-day, these changes to how we deliver applications are making traditional monitoring techniques much more difficult (sometimes impossible), while […]

How To Create Optimized Docker Images For Production

Optimizing Docker images is a tricky feat. You have a lot to learn, with numerous things that can go wrong. Ask Matthew McConaughey from Interstellar. “Anything that can go wrong, will go wrong.” – Murphy, a smart dude You want to have a quick feedback loop between pushing code to your GitHub repository and deploying […]

How to Set Up an Nginx Certbot

If you are looking to automate the process of obtaining, installing, and updating TLS/SSL certificates on your web server, then Let’s Encrypt is a very useful tool. It is a certificate authority (CA) that comes packaged with a corresponding software client, Certbot, that will automatically install TLS/SSL certificates. This means that you can run encrypted HTTPS […]

When is it time to add more application monitoring?

Guest post by James Paden, Partner at Instrumental At Instrumental, we often talk about getting started with monitoring. In the past, we’ve covered the critical, but basic, metrics everyone needs on our Ultimate Monitoring Metrics Cheatsheet (many of which are gathered by out-the-box system and service monitoring). We also wrote the Quick-Start Guide to Monitoring […]

Logagent: The Swiss Army Knife for Log Processing?

Guest post by Stefan Thies DevOps Evangelist at Sematext Group Inc. Dealing with log files or extracting data from various data sources is a daily task in the IT administration. Users ask about statistics or details of their technical or business operations. The relevant data is often present in log files, databases or message queues. Converting […]

Accelerate Time to Value for Log Analytics with the Oracle Management Cloud

Guest post by Philip Brown, Director of Cloud Strategy @ Red Stack Tech. Oracle Management Cloud is the latest innovation from Oracle, a unique on-premise and in cloud suite of monitoring, management and analytics services, meeting the individual needs of each business. This unified suite enables you to improve IT stability, prevent application outages, increase DevOps […]

APM Showdown: Which APM tool is right for you?

Guest post by Anand Akela, Director of Product Marketing, AppDynamics. In an ever-increasing digital world, IT Operations teams are struggling to monitor their application landscapes and third-party dependencies. A major key in their toolbelts is an application performance monitoring (APM) solution, which can provide business and user context and correlation to their application performance. Choosing the […]