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Showing posts from March, 2026

vagrant configuration file

 # -*- mode: ruby -*- # vi: set ft=ruby : Vagrant.configure("2") do |config|   config.vm.provider "virtualbox" do |v|   v.memory = 2048   v.cpus = 2   end         # Every Vagrant virtual environment requires a box to build off of.   config.vm.box = "almalinux/9"   #config.vm.box_version = "20251010.1.3"   #config.disksize.size = '25GB'   #config.vm.disk :disk, size: "25GB", primary: true   #config.vm.provision "shell", path: "disk-extend.sh"   #config.vm.provision "file", source: "~/.ssh/id_rsa.pub", destination: "~/.ssh/id_rsa.pub"   #config.ssh.insert_key = false   #config.ssh.private_key_path = "~/.vagrant.d/insecure_private_key"     # Boot with a GUI so you can see the screen. (Default is headless)   #config.vm.boot_mode = :gui   #   # Targets   #   config.vm.define :pgnode1 do |target_config|     target_config.vm.host_name = 'pgnode1'     ...

install postgres and set DR and also configure Bi direction Replication

To install postgres software  --------------------------------------------  sudo dnf install -y https://download.postgresql.org/pub/repos/yum/reporpms/EL-9-x86_64/pgdg-redhat-repo-latest.noarch.rpm PS C:\Users\user\Desktop\vagrant> cd E:\vagrant PS E:\vagrant> vagrant status Current machine states: pgnode1                   running (virtualbox) pgnode2                   running (virtualbox) pgnode3                   running (virtualbox) pgnode4                   running (virtualbox) This environment represents multiple VMs. The VMs are all listed above with their current state. For more information about a specific VM, run `vagrant status NAME`. PS E:\vagrant> PS E:\vagrant> vagrant up S E:\vagrant> vagrant status To login to machine  --------------------------...

26AI RAC Installation steps

  yum install -y oracle-database-preinstall-19c groupadd asmadmin groupadd asmdba groupadd asmoper useradd -g oinstall -G asmadmin,asmdba,asmoper grid usermod -G asmdba -a oracle systemctl stop avahi-daemon.service systemctl stop avahi-daemon.socket systemctl disable avahi-daemon.service systemctl disable avahi-daemon.socket mkdir -p /u01/app/oraInventory chown grid:oinstall /u01/app/oraInventory chmod 775 /u01/app/oraInventory mkdir -p /u01/app/grid chown grid:oinstall /u01/app/grid chmod 775 /u01/app/grid mkdir -p /u01/app/21.1.0/grid chown grid:oinstall /u01/app/21.1.0/grid mkdir -p /u01/gridtmp chown grid:oinstall /u01/gridtmp chmod 775 /u01/app/21.1.0/grid mkdir -p /u01/app/oracle chown oracle:oinstall /u01/app/oracle mkdir -p /u01/oratmp chown oracle:oinstall /u01/oratmp chmod 775 /u01/app/oracle mkdir -p /u01/app/oracle/product/21.1.0/dbhome_1 chown -R oracle:oinstall /u01/app/oracle/product/21.1.0/dbhome_1 chmod -R 775 /u01/app/oracle/product/21.0.0/dbhome_1 mkdir -p /u01/s...