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Author: Marc Wagner

Migrating CentOS 8 to Oracle linux OL8

13.06.2022 by Marc Wagner

As you might be aware, CentOS 8 is end of life since the 31st of December 2021. If you are still using and running CentOS 8, you might want to migrate to some alternative distributions in order to keep a(…)

Oracle

ODA : Appliance creation failing in version 19.14 due to missing known_hosts file

14.03.2022 by Marc Wagner

I have recently deployed a new ODA with last version 19.14 at customer side, and we could face an interesting failure deploying the appliance, which I would like to share with you.

Oracle

Snapshot solutions with Oracle Standard Edition SE2

21.02.2022 by Marc Wagner

Would you like to quickly provide your engineering team with a real production environment database with updated data to develop new features? Does your operational team need a copy of the production database to test a new release or a(…)

Oracle

Separating database traffic on an ODA

17.02.2022 by Marc Wagner

I recently wrote a blog on how to separate database traffic on an ODA using KVM Database Systems on different VLAN : Creating KVM Database System on separate VLAN network on ODA As we could see there is pros(…)

Oracle

Creating KVM Database System on separate VLAN network on ODA

04.02.2022 by Marc Wagner

Oracle appliance is proposing various possibilities for creating databases either on the Bare Metal or using KVM DB System. Each DB System will host a single database in a separate VM. What about having each DB system running a separate(…)

Oracle

Upgrade AHF and TFA on an ODA

22.12.2021 by Marc Wagner

TFA (Trace File Analyzer) is part of AHF (Autonomous Health Framework). Those tools are preinstalled and part of ODA (Oracle Database Appliance). As you might know patching and upgrading are normally always going through ODA global Bundle patches. AHF can,(…)

Oracle

Nutanix Era with oracle databases : Part 6 – Refresh an oracle clone database

29.09.2021 by Marc Wagner

Now that we have cloned our ORATEST source database into a clone database named ORATCL1 (see Nutanix Era Blog part 5), we will see how we can refresh it and see the impacts on the oracle database itself. For(…)

Oracle

Nutanix Era with oracle databases : Part 5 – Clone an oracle database

29.09.2021 by Marc Wagner

Now that we have our ORATEST database provisioned (see Nutanix Era blog part 3), that we could run snapshot and take Log Catch Up (see Nutanix Era Blog part 4), we will now see how we can clone(…)

Oracle

Nutanix Era with oracle databases : Part 4 – Taking a snapshot and running Log Catch Up

15.09.2021 by Marc Wagner

Now that we have our ORATEST database provisioned (see Nutanix Era blog part 3), we will be looking how to run snapshot and Log Catch Up and how will this take effects on our oracle database. For more information(…)

Oracle

Nutanix Era with oracle databases : Part 3 – Provision an oracle database

13.08.2021 by Marc Wagner

In the previous blog (Part 2) we have created a VM template for oracle database and we could successfully registered it in Nutanix Era. Now we are going to use it to provision an oracle database named ORATEST on a(…)