News Category: Enterprise

Achieve Resilient Cloud Applications Through Managed DNS

As the pace and complexity of application development and delivery have increased, the role of DNS has changed considerably. Originally, DNS was a simple on-premises location service for matching IP addresses to correct hostnames. As applications have moved from local data centers to the public...
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Manual Work Is a Bug: Always Be Automating

Let me tell you about two systems administrators I know. Both were overloaded, busy IT engineers. Both had many repetitive tasks to do. Both wanted to automate these tasks. After observing these two people for a year, I noticed that one made a lot of progress, while the other one didn't. It wasn't...
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Where Is Serverless Computing Headed?

“Things are all moving very, very fast.” That was one of the big takeaways from my conversation at the Open Source Leadership Summit with former RedMonk analyst Fintan Ryan last month. We were talking about the state of the serverless market. (Depending on who you ask, serverless is either the same...
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Open Networking Summit
Submit your proposal to speak at Open Networking Summit Europe, happening September 25-27 in Amsterdam.

Speak at Open Networking Summit Europe – Submit by June 24

Open Networking Summit Europe (ONS EU) is the first combined Technical and Business Networking conference for Carriers, Cloud and Enterprises in Europe. The call for proposals for ONS EU 2018 is now open, and we invite you to share your expertise Share your knowledge with over 700 architects,...
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How to Get a Core Dump for a Segfault on Linux

This week at work I spent all week trying to debug a segfault. I’d never done this before, and some of the basic things involved (get a core dump! find the line number that segfaulted!) took me a long time to figure out. So here’s a blog post explaining how to do those things! At the end of this...
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Data Protection for Containers: Part I, Backup

 How do you ensure data is properly backed up and recoverable according to current policies on a Kubernetes cluster? Traditional agent-based backup software won’t work natively with a container orchestrator such as Kubernetes. A Persistent Volume (PV) may be attached to any host at any given time...
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CPU Utilization Is Wrong

Everyone uses %CPU to measure performance, but everyone is wrong, says Netflix's Brendan Gregg in his UpSCALE Lightning Talk. CPU utilization is the metric everyone uses to measure a processor's performance. But %CPU is a misleading measure of how busy your processor really is, says Brendan Gregg,...
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The Future of Kubernetes Is Serverless

As we move forward, it’s becoming increasingly clear (to me at least) that the future will be containerized and those containers will run on serverless infrastructure. In this context, then, the obvious question is: “What becomes of orchestration in this serverless future?” Kubernetes is a...
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Recommendations for High-Performance Computing on OpenStack

Over the last year, I’ve been working on use cases with high-performance computing (HPC) on OpenStack. In this post, I’ll offer some considerations about hosting high performance and high-throughput workloads. First, let’s start with the three types of architectures that can be used when hosting...
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Episode 7: The Exact Opposite of a Job Creator

Monitoring in the entire technical world is terrible and continues to be a giant, confusing mess. How do you monitor? Are you monitoring things the wrong way? Why not hire a monitoring consultant!        Today, we’re talking to monitoring consultant Mike Julian, who is the editor of the Monitoring...
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