Fred Denis

Troubleshooting Oracle Cloud Infrastructure Automatic Backups

Background I could start this blog the same way I started this one because everything is supposed to be easy and at a 1 ...

How to Upgrade Grid Infrastructure to 18c

Now that Oracle Grid Infrastructure (GI) 19c has been released, it is time to upgrade your GI to 18c! I am presenting ...

How to patch an exadata (part 5) - troubleshooting

Quick links to Part 1 / Part 2 / Part 3 / Part 4 / Part 5 / Part 6 5: Troubleshooting In this post I'll be sharing a ...

Parting with ocm.rsp isn't really sweet sorrow...

Context Now that we're well into 2017, let's sit back and ask the question: "What was the best news of 2016 in the ...

An UNDO in a PDB in Oracle 12c?

How to patch an exadata (part 6) - timing

Quick links to Part 1 / Part 2 / Part 3 / Part 4 / Part 5 / Part 6 6: Timing Now that we know how to patch every ...

How to patch an exadata (part 4) - the rollback procedure

Quick links to Part 1 / Part 2 / Part 3 / Part 4 / Part 5 / Part 6 4: The Rollback Procedure You will most likely never ...

Simple steps to perform opatch maintenance with Ansible

Like the Universe, IT growth seems to be infinite, we always have more environments, more servers, more users, more ...

How to patch an exadata (part 3) - grid and database OH patching

Quick links to Part 1 / Part 2 / Part 3 / Part 4 / Part 5 / Part 6 3.4 Patching the Grid Infrastructure 3.4.0 - ...

ASM 12c : how to rename a Diskgroup

The first time I was asked to rename a diskgroup, I thought that it would be a trivial operation, but what should be an ...

RMAN 11g : How to restore / duplicate to a more recent patchset

In an Oracle DBA's life, you'll be regularly asked to work on applying a new patchset on a database and then you will ...

ASMCMD> a better DU, version 2

Benefits of ASMDU A while ago, I posted a better "du" for asmcmd . Since then, Oracle 12cR2 beta has been released but ...

How to extend the /u01 filesystem on an Exadata

Marketers are very good at selling everyone on the fact that resources (CPU, disks, memory) are now infinite, which is ...

Exadata: How to manage OS dependencies when upgrading to 19c

Upgrading to Exadata 19c is a significant milestone, mostly because it marks the transition from Oracle Linux 6 to ...

How to Install a brand new Exadata X5 (part 2)

Now that all the prerequisites have been performed in Part 1, we can now jump in the Exadata installation procedure ...

asmcmd> a better "du"

I discovered ASM with a 10.1.0.3 RAC running on Linux Itanium and that was a big adventure. At this time there was no ...

How to install a brand new Exadata X5 (Part 1)

When you buy an Exadata machine, you can ask Oracle to proceed with the installation or let some brilliant DBAs like ...