Operating systems

Duplicate Database on ODA X4

By Mouhamadou Diaw The ODA X4 is still in use for some customers. The last time I was asked to validate the backups . Let me explain the context. Actually the backups are done via RMAN on local in a(…)

SELinux for beginners

Do you know the following situation: You are following a step by step tutorial on the web and on your environment does not work as expected because of SELinux. Your looking on search engines command how you can disable the(…)

Reimaging an ODA to 19.8 Part II

By Mouhamadou Diaw In my previous blog, I described the steps to deploy an ODA 19.8 by reimaging. The ODA was reimaged with the latest available version 19.8 but some components were not up-to-dated. 1(…)

Reimaging an ODA to 19.8 Part I

By Mouhamadou Diaw Recently I was deploying some ODA X8-2M. To install the 19.8 software, I decide to reimage the server with the 19.8 image. In this blog I describe the main steps I did. First, we will need to(…)

Boost your CPU speed with Standard Edition 2 on ODA

Introduction There is no need to decrease the number of cores on your ODA when using Standard Edition 2, because your license is based on the number of physical CPU. So why would you do that? Obviously, the more cores(…)

Oracle Database Appliance and CPU speed

Introduction A complaint I heard from customers about ODA is the low core speed of the Intel Xeon processor embedded in the X8-2 servers: Intel(R) Xeon(R) Gold 5218 CPU @ 2.30GHz. 2.30GHz only? Because of its comfortable number of cores(…)

ODA: odacli now supports Data Guard in 19.8

Introduction I’ve been dreaming of this kind of feature: just because most of the ODA configurations now include Disaster Recovery capabilities, through Data Guard or Dbvisit standy. If Dbvisit will obviously never be integrated to odacli, the lack of Data(…)

How to prepare for the SLES 15 Admin certification.

My Background Since I started at dbi services sa (before 3 Weeks), I was working and preparing for the SUSE Linux Enterprise 15 certification. I had worked with other Linux distributions like CentOS, Ubuntu and Debian on my old(…)

Oracle Cloud basics for beginners

Introduction Cloud, Cloud, Cloud. Everyone is talking about the Cloud but a lot of people are still in the fog with Cloud technologies. Let’s talk about basic features of the Oracle Cloud, called OCI for Oracle Cloud Infrastructure. What is(…)

Patching Oracle Database Appliance From 18.8 to 19.6

By Mouhamadou Diaw The ODA software 19.6 is released and people are starting to patch. A direct patch to version 19.6 is possible from version 18.8. Before patching your deployment to Oracle Database Appliance release 19.6, you must(…)