Tag: RAC

How to run DBSAT on RAC Instances

The scope of this article is to provide a brief summary of how to run Oracle Database Security Assessment Tool (DBSAT) on Oracle Real Application Cluster using the parameters to exclude sections on the Reporter to avoid duplicated information into…

Read More >

Oracle Grid Infra 12cR2 ( 12.2 ) Certified for EBS Database

Recenty, Oracle EBS ATG’s team announced a new certification: “Oracle Grid 12c Release 2 (12.2) Certified with RAC 12.1 and EBS 12.2“. This is a very new kind of certification, which is different from their previous certifications related to RAC databases….

Read More >

Cleaning up PID files when Oracle GRID/RAC upgrades and patches fail

Unfortunately is it not all that unusual for a patch or upgrade to Oracle Grid or RAC to fail, requiring a rollback. Frequently when that is necessary, the rollback actions then also fail. The reason for the rollback failure is…

Read More >

Error ORA-01033 after doing a switchover in a 12.1 RAC environment

The other day I did a switchover in a RAC environment , which went pretty smooth , but after doing the switchover in the primary, I kept getting the following error: select dest_name,status,error from gv$archive_dest_status where dest_id=2; DEST_NAME ——————————————————————————– STATUS…

Read More >

New leafmisscount Option in Flex Cluster 12c

In the Oracle RAC previous version we have worked with the option “misscount” of crsctl, which applies for all the servers because there was only one kind of servers, but in the new version of Oracle (12c) we have a new kind of…

Read More >

Fixing Windows RAC listener to listen on IP address of Hostname

Recently, there was an issue after a node was added to an existing Windows RAC cluster. After everything was set up, the local listener was not listening to the IP address (192.168.0.37) corresponding to the node’s hostname. Oracle version was…

Read More >

Oracle RAC on the Cloud, Part 3

This is part 3 of a multipart series of getting oracle RAC running on a cloud environment. In part 1, we set up a NFS server for shared storage. In part 2, we set up OS components for each RAC server. Now we finish up the OS configuration and move to Oracle grid infrastructure.

Read More >

Oracle RAC on the Cloud, Part 2

In part 1 of this series, we talked about some of the challenges of setting up Oracle RAC on a public cloud provider, and went on to order some VMs from provider Gandi, and finally configuring a NFS server for shared storage. In this post, we move on to configuring the rac servers themselves, rac01 and rac02.

Read More >

Oracle RAC on the Cloud, Part 1

I’ve been working on moving a lot of the testing and R&D work I do away from local virtual machines and onto cloud environments, for a few reasons: I can avoid carrying around a laptop all the time, and rather…

Read More >

How to Install Oracle 12c RAC: A Step-by-Step Guide

Okay, back to school folks, back to school :). As with any new product, our long learning journey starts with an installation on a sandbox environment. To get you up to speed with Oracle 12c RAC and let you focus…

Read More >
Page 1 of 212