Ron Ekins' – Oracle Technology, DevOps and Kubernetes Blog
A technical resource for Data Professionals
Traditional disk based storage systems use a sector size of 512 bytes, some all-flash-arrays use 4K sectors sizes, but it's not something we generally consider, do you know what you are using ? If you're not sure you may want to check-out now of my recent posts on how to check disk sector sizes from... Continue Reading →
In this post I will share how to perform an online move of an Oracle 19c RAC database to a Pure Storage ActiveCluster Pod to provide Active-Active synchronous replicated storage for an extended / stretched Oracle RAC cluster. Step 1 - ActiveCluster Pod The first step is to create a Pod, in the example below... Continue Reading →
Introduction In this blog post I will introduce Portworx Data Services (PDS) and demonstrate how it an be used to also deliver PostgreSQL databases. I have previously shared how we can use the EDB Kubernetes Database Operator to deliver a PostgreSQL database, and also the YugabyteDB Kubernetes Database Operator to deliver a PostgreSQL compatible Yugabyte... Continue Reading →
Background In Getting started with Oracle 21c, Oracle database Kubernetes operator (OraOperator), OCI and Portworx storage I shared details of my Terraform script which I use to build OKE clusters with Portworx storage. I detailed how to install the Oracle Database Kubernetes Operator and how to configure it for a single instance database running on Oracle... Continue Reading →
Background In Getting started with the Oracle Database Kuberenetes Operator (OraOperator) I introduced the Oracle Database Kubernetes Operator and provided details on how to install and configure it for a single instance database running on Oracle Container Engine for Kubernetes (OKE) service within Oracle Cloud Infrastructure (OCI). In the post I share how I use... Continue Reading →
Introduction In a recent post I shared how to create an educational environment to help develop Ansible skills, and provide way of gaining hands-on experience with Pure Storage FlashArray and FlashBlade Ansible modules. In this post I am going to show how to use the the Ansible URI module to use some of the advanced... Continue Reading →
Introduction If you have been following my blog for a few years you may have already read some of my blogs on Ansible, or used seen some demos or even pulled some Ansible code from my GitHub repo I was recently asked How can I learn more about Ansible, and the how can I start... Continue Reading →
Introduction The popularity and adoption of Object Storage continues to grow, with more and more applications and databases using or having an option to utilise Object Storage. I have previously shared a number of posts discussing S3 including: Performing Oracle RMAN backups to S3 to Amazon S3 Object StoragePerforming Oracle RMAN backups to SS to on-premises... Continue Reading →
In this post I will show how we can perform an on-line, manual Portworx storage pool expansion. In my lab I have a 7 node Kubernetes cluster, with 7 storage nodes, for the purposes of this blog post I will resize storage node node-1-4 from 64GB to 250GB. First, let's have a look at the... Continue Reading →
Oracle Kubernetes Engine (OKE) Cluster Let's start by creating an Oracle Kubernetes Engine cluster on Oracle Cloud Infrastructure (OCI). You can use the OCI Web UI to manually create an OKE Cluster within your OCI Compartment. Or if you prefer you may want to consider using my Terraform automation which is available in GitHub. Before... Continue Reading →