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Links:

https://kubernetes.io/docs/tasks/administer-cluster/extended-resource-node/

kubernetes/kubernetes#53395

NVIDIA/k8s-device-plugin#240

https://kubernetes.io/docs/reference/kubectl/cheatsheet/

https://access.redhat.com/solutions/3986301

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GO SNAPSHOT YOUR VM/HOST!

Helpful Resources:

https://access.redhat.com/labs/satelliteupgradehelper/

https://access.redhat.com/documentation/en-us/red_hat_satellite/6.4/html/administering_red_hat_satellite/chap-red_hat_satellite-administering_red_hat_satellite-starting_and_stopping_red_hat_satellite

https://access.redhat.com/articles/3664871

For upgrading other hosts from Satellite:

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Great notes here about freeing space on ODF:
https://www.linkedin.com/pulse/delete-staleorphan-images-red-hat-openshift-data-foundation-azraq/?trk=public_profile_article_view

Periodic trim:
https://access.redhat.com/solutions/6821131

oc rsh -n openshift-storage $(oc get pods -n openshift-storage -o name -l app=rook-ceph-tools)

How to check the storage used by images in /var/lib/containers/storage/:
https://access.redhat.com/solutions/5822921

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Great blog post here: https://www.redhat.com/sysadmin/intro-cockpit

sudo dnf install cockpit
sudo systemctl enable --now cockpit.socket
sudo firewall-cmd --add-service=cockpit --permanent
sudo firewall-cmd --reload

Now open a web browser and go to:: https://Computer IP:9090

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Links:
https://docs.ansible.com/ansible/latest/collections/community/postgresql/postgresql_info_module.html https://docs.ansible.com/ansible/latest/collections/community/mysql/mysql_info_module.html#ansible-collections-community-mysql-mysql-info-module https://docs.ansible.com/ansible/latest/playbook_guide/playbooks_vars_facts.html

May need to set local connections to databases to "trust":
https://access.redhat.com/documentation/fr-fr/red_hat_enterprise_linux/9/html/configuring_and_using_database_servers/configuring-postgresql_using-postgresql https://stackoverflow.com/questions/25751085/postgresql-failing-peer-authentication-with-ansible

Create a report of installed packages in Ansible:

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build-fedora-rapids-master-vm.yaml
Run from laptop or jump server with Ansible:

ansible-playbook build-fedora-rapids-master-vm.yaml --tag deploy
ansible-playbook build-fedora-rapids-master-vm.yaml --tag destroy

build-fedora-rapids-master-vm.yaml

---
- hosts: localhost

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