Fixing Postfix After An Ubuntu Upgrade

As part of a set of security updates one of the servers in a cluster was upgraded from Ubuntu 16.04LTS to 20.04LTS. Everything seemed to be fine until we found that Postfix was no longer sending email via… Read More

Aurora MySQL Storage Monitoring & Reduction

Using Aurora MySQL is a great way to host a MySQL database at low cost while providing a scalable and fault tolerant environment. Once you’ve setup your multi-zone cluster AWS takes care of much of the scaling for… Read More

Hosting WordPress On AWS

worms eye view of spiral stained glass decors through the roof

As fate would have it, Summer 2022 has come with some life changes that include a renewed focus on the long-established business at Charleston Software Associates (CSA). In the decade-plus that the company has been in place there… Read More

React Build Settings on Amplify

man jumping on intermodal container

The technology stack that was inherited from the prior tech team at Research Blocks came with some outdated methodologies. One of those areas was in the deployment of React applicationa on EC2 instances. For Single Page Applications (SPAs),… Read More

AWS LEMP Stacks and EFS Issues

Lesson learned — if you are using EFS on production systems you want to be using provisioned throughput mode. But, before we get into that, let’s go over the details of this implementation… Service Configuration We utilize AWS… Read More

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