Tag: Linux
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Fluent Bit and Kata Containers on Azure Kubernetes Service
In the past, I have written two blog posts about how to run untrusted workloads on Azure Kubernetes Service. -> https://www.danielstechblog.io/running-gvisor-on-azure-kubernetes-service-for-sandboxing-containers/ -> https://www.danielstechblog.io/using-kata-containers-on-azure-kubernetes-service-for-sandboxing-containers/ Today, I walk you through how you gather log data of an untrusted workload isolated by Kata Containers with Fluent Bit. When you hear isolated, it always comes to mind that only…
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Running Fluent Bit on Azure Linux in Azure Kubernetes Service
In May this year, Microsoft announced the general availability of the Azure Linux support in Azure Kubernetes Service. -> https://azure.microsoft.com/en-us/updates/generally-available-azure-linux-support-in-aks/?WT.mc_id=AZ-MVP-5000119 -> https://techcommunity.microsoft.com/t5/linux-and-open-source-blog/introducing-the-azure-linux-container-host-for-aks/ba-p/3824101?WT.mc_id=AZ-MVP-5000119 Azure Linux is Microsoft’s Linux distribution of CBL-Mariner. -> https://github.com/microsoft/CBL-Mariner You can choose now between using Ubuntu or Azure Linux as the host operating system for your node pools in Azure Kubernetes Service,…
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My preparation and tips for the Certified Kubernetes Administrator exam
A few weeks back, I passed the Certified Kubernetes Administrator exam, a long-term item on my to-do list, and eventually accomplished it. -> https://www.cncf.io/certification/cka/ -> https://training.linuxfoundation.org/certification/certified-kubernetes-administrator-cka/ I have been working with Kubernetes for nearly seven years now. Mostly with managed Kubernetes on Azure, Azure Kubernetes Service (AKS). Besides Azure Kubernetes Service, I am using KinD,…
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Downgrade the Linux kernel on an Azure Ubuntu VM
Sometimes it might be that you need to downgrade the Linux kernel on an Azure Ubuntu VM. Especially when you use Azure Site Recovery for BCDR. As the ASR agent has a slight delay on supporting the latest Linux kernel versions. -> https://docs.microsoft.com/en-us/azure/site-recovery/azure-to-azure-support-matrix#supported-ubuntu-kernel-versions-for-azure-virtual-machines Ubuntu was one of the first Linux distributions offering an Azure-optimized kernel.…
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Red Hat Enterprise Linux 7.2 on Microsoft Azure Stack Technical Preview
Inspired by the blog post of my MVP buddy Ben Gelens on how to CentOS to Azure Stack and the partnership of Microsoft with Red Hat, I decided to write this blog post about RHEL 7.2 on Azure Stack. -> https://azurestack.eu/2016/02/adding-centos-7-to-azure-stack-tp1/ -> https://azure.microsoft.com/en-us/campaigns/redhat/ -> https://www.redhat.com/en/about/press-releases/microsoft-and-red-hat-deliver-new-standard-enterprise-cloud-experiences First you need a Red Hat subscription to get the…
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Linux Deployment – WAP VM Role Gallery Item – Addition One
As I have mentioned it in my previous blog post about the Linux deployment of a Windows Azure Pack VM Role that I will test some more Linux distributions. -> https://www.danielstechblog.io/linux-deployment-wap-vm-role-gallery-item/ I have tested four new Linux distributions now. fedora 21, Oracle Linux 6.6, openSUSE 13.2 and SUSE Linux Enterprise Server 12. Have a look…