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Continuous Delivery with Docker, Jenkins, JBoss Fuse and OpenShift PaaS

I recently put together an end-to-end demo showing step-by-step how to set up a Continuous Delivery pipeline to help automate your deployments and shorten your cycle times for getting ...
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Using rlimit (And Why You Should)

I’ve been going through some old notes and came across a reminder of setrlimit(2). This is a C system call that allows an application to specify resource limitations on a number of ...
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Load Balance WebSockets using Apache HTTPD

JBoss EAP 6.3 provides a technology preview of WebSocket and WildFly have supported them as part of Java EE 7 compliance. github.com/javaee-samples/javaee7-samples/tree/master/websocket ...
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Deployment Script vs. Rultor

When I explain how Rultor automates deployment/release processes, very often I hear something like: But I already have a script that deploys everything automatically.This response ...
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Monitoring Akka with Kamon

I like the JVM a lot because there are a lot of tools available for inspecting a running JVM instance at runtime. The Java Mission Control (jmc) is one of my favorite tools, when it ...
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Route 53 Benchmark: The New AWS Geolocation’s Surprising Results

Latency vs. Geolocation: Testing DNS configurations across multiple EC2 regions using AWS Route 53 If you’re using the AWS stack, you’ve probably been through this: Deciding which ...
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The Emergence of DevOps and the Fall of the Old Order

Software Engineering has always been dependent on IT operations to take care of the deployment of software to a production environment. In the various roles that I have been in, the ...
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AWS Speed Test: What are the Fastest EC2 and S3 Regions?

How do different AWS regions compare to one another? A benchmark of transferring data from EC2 instances to S3 buckets Many developers choose to host their data and code in the Amazon ...
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Devops isn’t killing developers – but it is killing development and developer productivity

Devops isn’t killing developers – at least not any developers that I know. But Devops is killing development, or the way that most of us think of how we are supposed to build ...
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Caching Architecture (Adobe AEM) – Part 1

Cache (as defined by Wikipedia) is a component that transparently stores data such that future requests for data can be faster. I hereby presume that you understand cache as a component ...
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