Rolling restart

Perform a rolling restart of ScyllaDB cluster nodes.

Prerequisites

• Cluster created following the Create Cluster guide

Playbook Variables

Key variables:

Variable	Default	Description
reboot_hosts	false	Whether to reboot hosts during restart
scylla_bootstrap_wait_time_sec	3000	Bootstrap timeout in seconds

Trigger Restart

Rolling restart cluster nodes (drain and stop/start Scylla):

ANSIBLE_ROLES_PATH=$PATH_TO_YOUR_CLONED_REPO ansible-playbook -i inventory.ini $PATH_TO_YOUR_CLONED_REPO/example-playbooks/rolling_ops/rolling_restart.yml

Rolling restart and reboot cluster nodes:

ANSIBLE_ROLES_PATH=$PATH_TO_YOUR_CLONED_REPO ansible-playbook -i inventory.ini $PATH_TO_YOUR_CLONED_REPO/example-playbooks/rolling_ops/rolling_restart.yml -e "reboot_hosts=true"