Category Archives: ORACLE Database

ODC Appreciation day! Those cool free stuff #ThanksODC

ODC Appreciation Day #ThanksODC Continue reading

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Introduction to Disaster Recovery to the cloud with Oracle Secure Backup Cloud Module – AWS S3

Cloud computing is around for years now and companies still struggle to make the move to the cloud… and they are not completely wrong, every major change must be well designed and tested, setting up a roadmap is in my … Continue reading

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ORA-29783: GPnP attribute SET failed with error [CLSGPNP_NOT_FOUND]

Today I will just leave a tip here on a issue I came across during the installation of Grid Infrastructure 12c Release 1 on Oracle Linux 7.4. The installation went fine until the execution of the root scripts where it … Continue reading

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Port forward to NAT networks from different hosts on Virtualbox

Here is a quick tutorial on how to setup and use port forwarding with Virtualbox. Before anything, why use NAT (Network Address Translation) at all? Well, in my case, I like to keep things separate and recreate scenarios as similar … Continue reading

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GUOB Tech Day / LA OTN TOUR 2017

On Aug, 5th we will have the GUOB Tech Day in São Paulo! This is an amazing opportunity to exchange knowledge and ideas with great Oracle Professionals from Brazil and around the world. I strongly encourage everyone that can go … Continue reading

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RAC 11gR2: Change SCAN VIP subnet

First of all, check whether your DNS servers is resolving to the new IPs. This is usually done by a network administrator. [oracle@rac2 ~]$ nslookup rac-scan Server:        144.180.76.91 Address:    144.180.76.91#53 Name:    rac-scan.localdomain Address: 144.180.76.121 Name:    rac-scan.localdomain Address: 144.180.76.123 Name:   … Continue reading

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RAC 11g R2: CRS-5008: Invalid attribute value

Hi folks, I recently had to change the public IP address for the RAC. All went well except the VIPs and the network stopped working. Here is what I got from crsctl status: [root@rac2 ~]# /u01/app/11.2.0/grid/bin/crsctl status res -t ——————————————————————————– … Continue reading

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