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Operation systems

Configuring ODBC : SQLServer Access From Oracle

02.11.2021 by Mouhamadou Diaw

Sometimes you need to access to your SQLServer from your Oracle database. There is many ways and tools to do this. In this blog I am describing how to perform this task using ODBC. The configuration is below(…)

Database Administration & Monitoring

Oracle Database Appliance KVM Virtual Instance on ODA 19.12

29.10.2021 by Mouhamadou Diaw

KVM virtualization uses a kernel-based virtual machine (KVM) to create a virtualized environment for your Linux applications.In this blog I want to share some tasks I did at a client. The client is using ODA 19.12. The databases are(…)

Database Administration & Monitoring

Oracle Database Appliance 19.12 Deployment

28.10.2021 by Mouhamadou Diaw

In this blog I am describing the deployment of an ODA with the version 19.12 Following patches will be needed -Patch 30403643: Oracle Database Appliance ISO Image -Patch 30403673: Oracle Database Appliance Grid Infrastructure Clone for ODACLI/DCS stack(…)

Database Administration & Monitoring

ODA: Quickly solve ILOM and BIOS update errors

09.08.2021 by Jérôme Dubar

Introduction Patching an Oracle Database Appliance is sometimes quite tough and you often struggle to solve failures at different steps. Regarding ILOM and BIOS patching errors, a simple workaround is possible. Errors when patching ILOM and/or BIOS This is(…)

Database Administration & Monitoring

Deploying a KVM-based virtualized X8-2M ODA

03.08.2021 by Jérôme Dubar

Introduction Until now, High-Availability (HA) ODAs could have been deployed either in bare metal or in virtualized mode. Virtualized mode means that instead of installing a classic Linux system on the nodes, an OVM hypervisor (based on Xen) was deployed.

Database Administration & Monitoring

Manage ODA patching with Data Guard or Dbvisit Standby

19.07.2021 by Jérôme Dubar

Introduction Building an Oracle infrastructure today without thinking about a Disaster Recovery solution (DR) is quite rare. This became obvious that a backup or a dump will not help if you do not know where to restore or import once(…)

Hardware & Storage

When to secure erase storage devices? How to do it on Oracle Database Appliances?

16.06.2021 by Casimir Schmid

TL;DR If hardware stays inside your data center, it's ok to secure erase storage devices. If it leaves your data center (decommission, move to another location), it's best to physically destroy (shredder) it. Storage devices are not only hard drives,(…)

Operation systems

De-Ubuntu Ubuntu

09.06.2021 by Karsten Lenz

Canonical is consistently promoting Snap Integration in the Ubuntu world with all its market power. However, many do not like this development with Ubuntu. But what options do you still have as an Ubuntu user if you don’t necessarily want(…)

Database management

Does it still make sense to deploy a virtualized HA ODA in 2021?

14.05.2021 by Jérôme Dubar

Introduction Starting from version 19.11 of the Oracle Database Appliance software bundle, OLVM will definitely replace OVM server as virtualization engine. This change has quite a big impact as there will be no more virtualized specific deployment. Bare metal will(…)

Database Administration & Monitoring

Patching ODA HA from 19.8 to 19.10

04.05.2021 by Mouhamadou Diaw

In this blog I am describing the steps to patch an ODA HA from the version 19.8 to version 19.10. The patching was done with a customer. Thanks to Pierre. The name of the servers were changed The ODA(…)