What's DevOps
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DevOps isn't a tangible product. "You can't buy DevOps in a box," explains Kevin Behr, author and Chief Science Officer at Praxis Flow. The culture that can foster the DevOps mindset has to exist throughout a company, not just within a single department, so people can collectively contribute all their
Ansible
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What's Ansible? Like Chef, Puppet or Salt, Ansible is a configuration management and provisioning tool. Ansible distinguishes two types of servers: controlling machines and nodes. First, there is a single controlling machine which is where orchestration begins. The controlling machine describes the location of nodes through its inventory.Nodes are
Istio Training 1 🔬 Learning the basics of Envoy
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Learning the basics of Envoy Running Envoy In this lab we will dig into one of the foundational pieces of Istio, the "data plane" or service proxy. These live with each service/application instance on the request path on both origination of a service call as well as usually on
Istio Training 2 🔬 Installing Istio
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Installing Istio In the previous lab we saw how Envoy works. We also saw that Envoy needs a control plane to configure it in a dynamic environment like a cloud platform built on containers or Kubernetes. Istio provides that control plane to drive the behavior of the network. Istio provides
Istio Training 3 🔬 Istio observability systems
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Connecting To Observability Systems One of the most powerful parts of Istio is its ability to use the mesh to quickly troubleshoot and diagnose issues that inevitably come up in microservices networking. Where are requests slowing down? Where are they failing? Where are things becoming overloaded? Having something like Envoy
Istio Training 4 🔬 Creating An Ingress Gateway For Istio
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Creating An Ingress Gateway For Istio Getting started with Envoy based technologies is best by starting small and iteratively growing. In this lab we will take a look at adopting Envoy at the edge with the Istio ingress gateway. The intention of the ingress gateway is to allow traffic into
Istio Training 5 🔬 Add Services to Istio
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Add Services to Istio In this lab we will be gradually adding services to the Istio service mesh we installed in earlier labs. We will cover how to examine envoy configuration for your services, how to delay your application from starting until the sidecar proxy is ready, how to enable
