Over 10,000 Vistors Since 2021
Although my website has been running since around 2008, since July 2021 its had over 10,000 visitors in the past nearly 2 years, here’s to 20,000!
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Example AWS Application Load Balancer (ALB)
The AWS application load balancer is a key infrastructure component for providing access to your application to the Internet, or even for use within your VPC between components. In this example we’ll create a VPC, then within deploy 2 private and 2 public subnets, we’ll then attach an Internet Gateway, a NAT gateway (to allow […]
More...Change Array to Group Scoped Targeting (HPE Nimble Storage)
The array OS 5.1.x and later supports iSCSI Group Scoped Target (GST) on iSCSI arrays (this is new), previous to this it was using VST Volume Scoped Targeting. GST reduces the number of individual host connections you need to configure and manage, which saves you time and also ensures you don’t hit limitations in the […]
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Quick Guide – NFS Server Install on Ubuntu Linux
You can deploy an NFS server onto an Ubuntu Linux server to allow you to provide NFS exports to other machines on your network. The documentation below provides a very quick guide on how to do this. It assumes you have a Ubuntu Linux 22.04 LTS machine with some storage attached that you want to […]
More...Installing a Specific Ruby Version
We needed to install Ruby 2.7 instead of what normally comes with Ubuntu 20.04 LTS, if we installed a later than 2.7 Ruby version, the particular application (i.e. Staytus in this case) would barf. The nice people at BrightBox have created some packaged installs of Ruby at various versions.https://www.brightbox.com/docs/ruby/ubuntu/#adding-the-repositoryhttps://launchpad.net/~brightbox/+archive/ruby-ng (Latest version supported 20.04) We first […]
More...Microsoft Exchange 2016 – How to Fix Exchange DAG Witness Failed State
In certain situations the Exchange DAG witness can become a problem, this can occur during an upgrade or can happen if there is a network interruption. Although the DAG will continue to operate the witness is considered failed, which can cause odd behaviour in a failover scenario, as there is no quorum available for the […]
More...Retrieve HPE Server iLO Licence Key
You can retrieve the HPE ilO Licence key from your existing iLO, perhaps you’ve had a failure of the motherboard and need to get the key out because you’ll be replacing the motherboard due to a fault with a new one and need the key out so you can re-enter it. Firstly login to the […]
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AWS Cloudformation – 1 VPC, Two EC2 Instances
Another very simple AWS Cloudformation example. The template deploys the following:
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Getting Started with AWS Cloudformation
AWS Cloudformation is a tool and declaritive language you can use to declare what you want your “stack” (i.e. your deployment of AWS resources) to look like. You define all the resources you want AWS to spin up in a blueprint document, click a button, and then AWS magically creates it all. This blueprint is […]
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VMware Check Path Selection Policy for Datastores
The Path Selection Policy is set for devices to determine how the ESXi host will utilise the paths to the storage, for example, you can have “Fixed” or “Round Robin” or “Most Recently Used”, you can also have storage vendor provided ones such as “NIMBLE_PSP_DIRECTED”. The scripts and commands I’ve found keep mentioning “Multipathing”, if […]
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