0 Using PXE to deploy a DNS server
Last week, I published a blog about implementing a PXE server [1]. Today I’ll show how kickstart/anaconda files can be…
0 Oracle Database – more value for money and more value for free
Oracle is not known for low prices or free products. However, when it comes to the Oracle Database there are…
0 Use OCI Monitoring, Alarms and Notifications for Your Own Custom and Functional Metrics
In earlier articles, I have discussed features in Oracle Cloud Infrastructure for monitoring metrics published by virtually all OCI services.…
0 Welcoming the Data Catalog Service on Oracle Cloud Infrastructure
Data is really important to any organization. Data tells us what the organization is doing, and where it is going.…
1 Deploying CentOS 8 using PXE
What is PXE? PXE (Preboot eXecution Environment) is a method of deploying an operating system to a computer over the…
0 Run Always Free Docker Container on Oracle Cloud Infrastructure
In this article, I want to show how you can very quickly run a Docker container for free on Oracle…
0 Oracle Cloud Infrastructure Resource Monitoring – Alarm triggers Notification when Metrics satisfy Condition
Oracle Cloud Infrastructure gathers metrics from all OCI resources. These metrics can be visualized and analyzed with the Metrics Explorer.…
0 HTTP benchmarking using wrk. Parsing output to CSV or JSON using Python
wrk is a modern HTTP benchmarking tool. Using a simple CLI interface you can put simple load on HTTP services and…
2 jq – Linux command line tool for interpreting and manipulating JSON documents
I am not the first to discover jq, or even to write about it. However, jq was such a valuable…
0 Trying out Project Fn handson – using only your browser
Project Fn is an open source framework for creating and running serverless functions. Project Fn produces a Docker container image…
0 Further customizing a Grafana Custom Plugin in React
In my previous blog I created a custom plugin for Grafana with React and more specifically the Material UI TreeView.…
0 Rapidly spinning up a VM with Ubuntu and k3s (with the Kubernetes Dashboard) on my Windows laptop using Vagrant and Oracle VirtualBox
In November of last year, my colleague Lucas Jellema, wrote an article with the title “Ultra fast, ultra small Kubernetes…
0 Somewhat Stateful Serverless Functions on Oracle Cloud Infrastructure – Implementing a DIY Cache
We call them serverless and we consider them stateless. Functions on Oracle Cloud Infrastructure (and on other cloud platforms). Of…
1 JavaScript: Mapping and Wrapping Classic Callback Functions to Promises and Async / Await
Callback functions used to be very common in JavaScript and Node applications. Out of necessity. And with Callback functions came…
0 Asynchronous Function Calls through API Gateway on Oracle Cloud Infrastructure
In a recent article, I described how serverless Functions on Oracle Cloud Infrastructure can invoke each other: synchronously and asynchronously.…
0 OCI Serverless Functions invoking other Functions – synchronous and asynchronously through API Gateway and Streaming
OCI allows for cloud native application development, using facilities such as serverless functions, a light weight API gateway, a streaming…
0 Using OCI Monitoring Healthchecks to Schedule execution of Serverless Functions on Oracle Cloud Infrastructure
Execution of scheduled jobs based on a time schedule is a frequent requirement. Jobs on Oracle Cloud Infrastructure are often…
0 Oracle Cloud Streaming Service – Scalable, Reliable, Kafka-like Event service on OCI
Oracle Cloud Infrastructure offers the Streaming service. This service is easily described as a Kafka-like fully managed event platform for…
0 Deprecated: (!First Steps) with Oracle Cloud’s Pub/Sub Service: Oracle Messaging Cloud Service
Fire and forget messaging is a powerful concept. Asynchronous, decoupled communication is key to scalability and independence of services. Oracle…
0 Publish Oracle Function for Reading and Writing Object Storage Files through OCI API Gateway
The objective for this article is to show you how to get to the point where two routes are available…