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Diffstat (limited to 'playbooks/provisioning/openstack/README.md')
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diff --git a/playbooks/provisioning/openstack/README.md b/playbooks/provisioning/openstack/README.md index c6633df06..5e45add51 100644 --- a/playbooks/provisioning/openstack/README.md +++ b/playbooks/provisioning/openstack/README.md @@ -568,6 +568,27 @@ In order to access UI, the ssh-tunnel service will be created and started on the control node. Make sure to remove these changes and the service manually, when not needed anymore. +## Scale Deployment up/down + +### Scaling up + +One can scale up the number of application nodes by executing the ansible playbook +`openshift-ansible-contrib/playbooks/provisioning/openstack/scale-up.yaml`. +This process can be done even if there is currently no deployment available. +The `increment_by` variable is used to specify by how much the deployment should +be scaled up (if none exists, it serves as a target number of application nodes). +The path to `openshift-ansible` directory can be customised by the `openshift_ansible_dir` +variable. Its value must be an absolute path to `openshift-ansible` and it cannot +contain the '/' symbol at the end. + +Usage: + +``` +ansible-playbook -i <path to inventory> openshift-ansible-contrib/playbooks/provisioning/openstack/scale-up.yaml` [-e increment_by=<number>] [-e openshift_ansible_dir=<path to openshift-ansible>] +``` + +Note: This playbook works only without a bastion node (`openstack_use_bastion: False`). + ## License As the rest of the openshift-ansible-contrib repository, the code here is |