Category: Clusterware

OGB Appreciation Day: CLSRSC-667: found multiple ASM password files under GRID_HOME/dbs

Hi All! This week I had to upgrade a Grid Infrastructure from 12.1.0.2 to 12.2.0.1 in a SuperCluster environment. Before start the upgrade I ran cluvfy to check if all the prequisites were OK: /u01/app/12.2.0.1/grid/runcluvfy.sh stage -pre crsinst -upgrade -rolling -src_crshome /u01/app/12.1.0.2/grid -dest_crshome /u01/app/12.2.0.1/grid -dest_version…

Vinicius, 4 years ago 0 2 min read

Administration, Clusterware

I lost one of my Voting Disks! How can I recreate DiskGroup GRID with all my nodes and databases online and with no unavailability?

Hey all! In this post we will show what we need to do in case we lost one of the Voting Disks. You can recreate DiskGroup GRID with your cluster online and with no unavailability. We will check on this post how can we do…

Vinicius, 4 years ago 0 19 min read

Administration, Architecture, Clusterware

Moving MGMTDB to a different DiskGroup

Hey all! In the last post I explained briefly about the contents for GRID DiskGroup when we decide to not create a separated DiskGroup for GIMR/MGMTDB. Well, this situation really often! But, we don’t want to store MGMTDB in the same DiskGroup that we have…

Vinicius, 4 years ago 2 4 min read

Architecture, Architecture, Clusterware

DiskGroup GRID: Understanding its contents

Hey all! In this blog post we’ll basically check what is the content for DiskGroup that was created by default when you install Oracle Grid Infrastructure in a Standalone Cluster configuration. This post applies to: Versions: 12.2.0.1; 18c; 19c. Environments: OnPremises; Cloud. When you install…

Vinicius, 4 years ago 0 5 min read

Administration

Shell Script to create copy of OCR Backup to a filesystem

Hey all! Hope you are OK! In the most recent versions of Grid Infrastructure, Oracle has changed the default location for OCR Backup from filesystem to an ASM DiskGroup. One of the goals is to make sure that the backup will be stored in a…

Vinicius, 5 years ago 0 2 min read

Category: Clusterware

OGB Appreciation Day: CLSRSC-667: found multiple ASM password files under GRID_HOME/dbs

I lost one of my Voting Disks! How can I recreate DiskGroup GRID with all my nodes and databases online and with no unavailability?

Moving MGMTDB to a different DiskGroup

DiskGroup GRID: Understanding its contents

Shell Script to create copy of OCR Backup to a filesystem

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