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Published On - February 24, 2020

Dave Thompson container, docker, kubernetes, networkTags: container, docker-enterprise, kubernetes, network

How Pods access Kubernetes DNS in Docker EE, part two

This is part two of a two-part blog about internal DNS resolution and network access for Pods in Kubernetes. In part one we looked at how internal DNS services are configured in Kubernetes and how DNS resolution is configured for containers in Pods for user workloads. In this part, we will look at h...

Published On - February 24, 2020

Dave Thompson container, docker, kubernetes, networkTags: container, docker-enterprise, kubernetes, network, pod

How Pods access Kubernetes DNS in Docker EE, part one

Service discovery is one of the important benefits of using a container/Pod orchestrator. When you create a Service in Kubernetes, controllers running behind the scenes create an entry in the cluster’s DNS records so that other applications deployed in the cluster can look up the Service using its...

Published On - February 22, 2020

Mark Miller awsTags: aws, brew, homebrew, macbook, python, reinstall

Somethings brewing with awscli

I recently updated my MacBook Pro by exercising the following Homebrew command brew update. This caused a couple problem that led me down the path of trying to link awscli with a newer version of python....

Published On - December 31, 2019

Mark Miller kubernetesTags: ckad, container, docker, kubernetes, network, pod, storage

Kubernetes Series – Pods (part 1)

A couple weeks back I took the test for Certified Kubernetes Application Developer developed by the Cloud Native Computing Foundation (CNCF), in collaboration with The Linux Foundation. For me personally it was satisfying to complete the test and become certified. Today’s blog will be th...

Published On - December 24, 2019

Ken Rider istio, kubernetesTags: istio, kubernetes, troubleshooting

Kubeman on aisle K8S

I ran across a great tool from Walmart Labs called Kubeman. If you are managing multiple Kubernetes clusters, and that's almost always the case if you're using Kubernetes, especially with Istio, Kubeman is a tool you need to consider for troubleshooting....

Published On - December 16, 2019

Ken Rider elastic-stack, kubernetesTags: elastic-stack, elasticsearch, filebeat, kibana, kubernetes, sidecar

Getting Tomcat logs from Kubernetes pods

I have been working with a client recently on getting Tomcat access and error logs from Kubernetes pods into Elasticsearch and visible in Kibana. As I started to look at the problem and saw Elastic Stack 7.5.0 released, it also seemed like a good idea to move them up to the latest release. And, now ...

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How Pods access Kubernetes DNS in Docker EE, part two

How Pods access Kubernetes DNS in Docker EE, part one

Somethings brewing with awscli

Kubernetes Series – Pods (part 1)

Kubeman on aisle K8S

Getting Tomcat logs from Kubernetes pods

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