Project-42 articles - 58 total
Lightweight Container Monitoring: Setting up Beszel on Podman
I have recently discovered a nice and lightweight monitoring tool that give you an overview of podman...
How to Configure Podman Auto-Updates and Health-Check Rollbacks
In this post, I wanted to test podman autoupdate and how the "self healing" (rollback) action...
How to Set Up a Local Podman Registry and Customize Podman Images
It is never bad idea to keep local container repositories, specially if you need to add modifications...
Building Multi-Container Applications using Podman Quadlets
A perfect practical application for Quadlets is deploying a WordPress stack. This illustrates how...
How to Run Podman Quadlets on Raspberry Pi
I'm trying to create a small set of articles related to podman, so I thought about starting from the...
Creating Oracle Real Application Clusters with Vagrant
I tested some of the Vagrant projects made by Tim Hall a while ago (it was this blog very first...
Remember, 42 was never the Answer
"All right," said Deep Thought. "The Answer to the Great Question..." "Yes..!" "Of Life, the...
![Creating a Standby on 21c [Single Instance]](https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F5cs8b8uvd612bbvdld1d.png)
Creating a Standby on 21c [Single Instance]
For this post, I just wanted to test the same DBCA option we saw in the past to create Standby but...
Upgrading Oracle Linux 7 to 8 With Leapp
I was wondering the other day how can I easily upgrade a OL7 to OL8, and looks like Oracle has the...
How to install Oracle Linux Automation Manager (aka “Oracle Ansible Tower”)
If you follow the right Oracle people, you probably already know that Oracle just released Oracle...
![A warning about DG Broker "PREPARE DATABASE FOR DATA GUARD" command on 21c [21.3 version]](https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fuwqlukrqeovwgs9sedyn.png)
A warning about DG Broker "PREPARE DATABASE FOR DATA GUARD" command on 21c [21.3 version]
One of the new features of 21c Data Guard Broker is the ability to prepare a Database for Dataguard...
![Installing Oracle 21c Database on Linux [Single Instance]](https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fn91ssj8r3zovt8hymh75.jpeg)
Installing Oracle 21c Database on Linux [Single Instance]
After some time of been available on the cloud, 21c Database is now ready to install on premises...
Creating a neo4j cluster with Docker
It has been a while since I posted anything not related to Oracle Databases, so I thought was a good...
Change Database name using NID (DBNEWID utility)
I got inspired by this post Do you NID to rename an Oracle DB on ASM? by Rodrigo Mufalani to try DBNE...
How to convert Non-CDB to PDB using noncdb_to_pdb.sql
I posted recently How to Convert Non-CDB to PDB using Autoupgrade but I thought was good to know how...
How to Convert Non-CDB to PDB using Autoupgrade
If you didn't hear it enough already, Multitenant and Pluggable Databases (PDBs) are here to stay. In...
How to move or rename a 19c RAC Database Oracle Home
When I created my RAC lab, I decided to create my 19c Databases ORACLE_HOME using the name "../19.3.0...
Online Datafile movement inconsistencies in 12.2
Is always nice to have some test systems where you can do testing and even find some inconsistencies...
Upgrade a 11g Database to 19c as a PDB with Autoupgrade, now for RAC!!
Since 11g is not longer supported, there are high chances people are looking for different and easy w...
Connect your OEM to Grafana using Enterprise Manager App for Grafana
After publishing the post Oracle Database monitoring with Grafana Hozefa Palitanawala made me aware o...
Updating Oracle Enterprise Manager (OEM 13R4)
I already did the OEM Installation and another post about How to add Targets in OEM but since I neede...
![Failing to increase Database processes parameter [Failing 101]](https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F9o4q6l898wvqod4jnty9.jpg)
Failing to increase Database processes parameter [Failing 101]
Welcome to "Failing 101 class" Since the start of Project 42, I always wanted to have a "section" or...
Oracle Database monitoring using Grafana
Has been a while since I got to use Grafana, and since I decided to reinstall OEM, I have decided to...
Adding Targets and checking Database Performance in OEM 13.4
After my recent OEM 13.4 Installation I needed to start adding targets to it. Like previously, I jus...
Installing OEM 13.4 with 19c PDB as repository DB
With the dead of Adobe Flash Player, I decided it was a good time to get a new OEM system so I can te...
Basic tasks using Oracle Fleet Patching and Provisioning
Like I mentioned on my previous post about Oracle Fleet Patching and Provisioning I got to install Br...
Oracle Fleet Patching and Provisioning using BrokeDBA Vagrant fork
I didn't have the opportunity yet to test anything related to Oracle Fleet Patching and Provisioning...
PurgeLog: Oracle Logs and Traces Housekeeping
This recent post by Michael Dinh for pythian.com - HOW TO EASILY PURGE LOGS FOR GI AND DB reminded me...
Installing VirtualBox 6.1 on Fedora 33
I recently changed Centos 8 for Fedora due some issues my Server has with Storage drivers (my old Del...
Parsing Oracle Traces with "Parse Trace OWI" tool
One of the best things about the Oracle Community is the amount of people willing to share cool infor...