Home
  • VMware Cloud Foundation Lifecycle Management - VCF LCM

    Apr 27, 2021 vcf lcm
    VMware Cloud Foundation Lifecycle Management - VCF LCM

    VMware Cloud Foundation provides automated initial deployment and ongoing lifecycle management upgrades. Here I am exploring lifecycle management upgrades and exploring ways to make this as efficient as possible. Bundle Download The SDDC Manager appliance controls the Cloud Foundation deployment. To upgrade the …

    Read More
  • Pi Supercomputer

    Mar 30, 2021 raspberry performance python
    Pi Supercomputer

    Following on from base Ubuntu build here I begin to look at Parrallel Programming. Parrallel Programming Each Raspberry Pi is a small unit of compute, one of my goals is to understand how operating many in a cluster. There are various approaches to parallel computational models, message-passing has proven to be an …

    Read More
  • Comparing SD and USB 3 Storage Performance With Raspberry Pi4B

    Mar 29, 2021 raspberry performance
    Comparing SD and USB 3 Storage Performance With Raspberry Pi4B

    Following on from base Ubuntu build here I look at the comparing the storage performance of SD and USB. SD Card Performance Linux FIO tool will be used to measure sequential write performance of a 4GB file: fio --randrepeat=1 --ioengine=libaio --direct=1 --gtod_reduce=1 --name=test --filename=test --bs=4k --iodepth=64 …

    Read More
  • Raspberry Pi Cluster Ubuntu Base

    Mar 28, 2021 raspberry
    Raspberry Pi Cluster Ubuntu Base

    Following on from Raspberry Pi Cluster here I look at the base Ubuntu build. Install and Configure I used Raspberry Pi imager to install the Ubuntu 20.10 64bit on each SD Card. Insert these into the Pi’s and power them on. The image is configured with DHCP client, Pi device MAC addresses are prefixed DC:A6:32. I …

    Read More
  • Raspberry Pi Cluster Hardware

    Mar 27, 2021 raspberry
    Raspberry Pi Cluster Hardware

    I have worked most of my professional life with systems built with Intel x86, x64 and ia64 chips. Intel processors use Complex Instruction Set Computing while Arm uses Reduced Instruction Set Computing. Processors with CISC architecture look to move complexity to hardware to simlify code, so small code sizes with high …

    Read More
  • Customizing Zsh Prompt

    Jan 27, 2021 macos
    Customizing Zsh Prompt

    macOS 10.15 Catalina changed default Terminal from bash to zsh. When I first moved I tried Powerline extension but it was always a bit slow and really I all I need is a custom prompt. So today I revisited this and created a custom prompt for Zsh and learned a little along the way. First I create an empty ~/.hushlogin …

    Read More
  • Running Linux on iPhone

    Nov 6, 2020 ios
    Running Linux on iPhone

    iSH is a project which offers a Linux shell environment on iOS using a usermode x86 emulator. The emulator is based on Alpine Linux but does not ship with SSH or APK the Alpine Linux package manager. To install the package manager with iSH and ultimately other tools we can download this with Safari from following URL. …

    Read More
  • Avi Load Balancer

    Aug 12, 2020 avi load balancer
    Avi Load Balancer

    Here we will explore an example of how an application can be secured using NSX Advanced Load Balancer. The application is deployed to Cloud Foundation on-premises and is extended to other geographic regions using both Amazon Web Services and Azure public clouds. The application is two tier, Ant Media servers provide a …

    Read More
  • Introduction To Kubernetes Cluster Networking with Antrea

    Aug 12, 2020 kubernetes antrea
    Introduction To Kubernetes Cluster Networking with Antrea

    What is Antrea Antrea is Container Network Interface (CNI) plugin for Kubernetes. The Antrea CNI leverages Open vSwitch (OVS) to provides an overlay network and security services for a Kubernetes cluster. The overlay encapsulation uses Virtual Extensible LAN (VXLAN) by default, although Generic Network Virtualization …

    Read More
  • Programaticly configuring VMware Storage Profile API with Python

    Aug 12, 2020 python vsan vsphere
    Programaticly configuring VMware Storage Profile API with Python

    I was looking to programaticly configuring VMware Storage Profile recently. My scripting language of choice is Python, VMware maintain pyVmomi is which is the Python SDK for the VMware vSphere API. pyVmomi can be used to form binding and configure the vSphere Web Services API and the VMware Storage Policy API. The …

    Read More
    • ««
    • «
    • 1
    • 2
    • 3
    • 4
    • 5
    • »
    • »»

Darryl Cauldwell

Technologist, perpetual student, teacher, continual incremental improvement.
Read More

Featured Posts

  • Raspberry Pi Cluster Hardware
  • Avi Load Balancer
  • The DevOps Infrastructure Architect
  • Intel NUC Cluster Hardware

Recent Posts

  • Creating A Knative Function Using Buildpacks
  • Deploying Tanzu for AWS Using Tanzu Misson Control
  • Managing Tanzu for vSphere Clusters Using Tanzu Misson Control
  • Managing Tanzu for vSphere Clusters Using ClusterAPI
  • Deploying Tanzu for vSphere with NSX-T
  • Maintaining Container Images Within GitHub
  • GitHub Pages Git Branching Workflow
  • Raspberry Pi Kubernetes Cluster

Categories

AUTOMATION 35 NETWORKING 18 HOMELAB 14 CERTIFICATION 7 HANDY-HACKS 5 RASPBERRY 5 STORAGE 5 VSPHERE 3 ARCHITECTURE 2 BLOGGING 2 SUSTAINABILITY 2 PIPELINE 1

Tags

VSPHERE 17 NSX 15 AWS 11 KUBERNETES 11 PYTHON 8 DOCKER 7 ANSIBLE 6 DEVOPS 5 RASPBERRY 5 TANZU 5 PERFORMANCE 4 VCIX 4 VM-GUEST-CUSTOMIZATION 4 WINDOWS 4
All Tags
ANSIBLE6 ANTREA1 ARCHITECTURE2 AVI1 AWS11 CLOUD-ASSEMBLY1 CLOUD-INIT1 CLOUDBASED-INIT1 CLOUDFORMATION1 DEVOPS5 DFW2 DOCKER7 DYNAMODB3 ENCRYPTION1 FLASK1 GITHUB2 GITOPS2 HANLON1 HPE1 INDEX1 IOS1 JEKYLL1 KNATIVE2 KUBERNETES11 LAMBDA1 LCM1 LOAD-BALANCER1 MACOS2 MIGRATION1 NETAPP2 NSX15 NSX-T2 NUC1 OPENSHIFT1 OPENSTACK2 OVFTOOL1 PELOTON1 PERFORMANCE4 PIPELINE1 PLANESPOTTER1 POSTMAN1 POWERSHELL3 PUPPET1 PYTHON8 RASPBERRY5 REST2 SUSTAINABILITY2 TANZU5 TCP1 TERRAFORM1 TIME-MANAGEMENT1 TMC1 VCAP1 VCD1 VCDX1 VCF1 VCIX4 VEBA2 VIRTUSTREAM1 VM-GUEST-CUSTOMIZATION4 VPC1 VRA2 VRLI2 VRO3 VROPS1 VSAN2 VSPHERE17 VVOLS1 WINDOWS4
[A~Z][0~9]

Copyright 2015-  . All Rights Reserved