Rolling System Reboot

The Rolling System Reboot (RSR) function reboots the servers while the system continues running without interruption to application services on server hosts.

Before you begin

You must set the information described in Setting host authentication.
You must complete the steps in Setting Rolling System Update Preferences.

About this task

Rolling System Reboot (RSR) provides a Task Manager that helps you manage rolling reboot tasks. A task contains all of the information and options for a rolling reboot.

The Task Manager provides the following task options:

Create a Rolling System Reboot task. Each cluster can have only one active task whatever the task type is:
- Update Only
- Update and Reboot
- Reboot Only
Edit a Rolling System Reboot task that has not been started
Remove a Rolling System Reboot task from the Task List
Cancel a Rolling System Reboot task that is running
View Rolling System Reboot task status

Procedure

Expand Hypervisor from the navigation pane of the Lenovo XClarity Integrator Add-in, and then select target cluster.
Select Rolling System Reboot on the top of main frame.
The Task Management page displays.

Perform one of the following:

Create a task
Edit a task
Remove a task
Cancel a task
Refresh the task list from the page

If you click Create or Edit, you can use the Create/Edit Task wizard to create or edit a task.

Table 1. Rolling System Reboot task status
Target	Status	Description
Rolling Reboot	Not Started	The task has not started.
Task	Running	The task is running.
	Canceled	The task is canceled.
	Failed	Causes of task failure: Rebooting host failed VM migration failed
	Finished	The task has completed.
Host	Not Started	The reboot for the host has not started.
	Migrating	The host is entering maintenance mode.
	Maintenance	The host is in maintenance mode.
	Reboot	The host is rebooting after updating completes.
	Exit Maintenance	The host is exiting maintenance mode.
	Success	The reboot and exit Maintenance succeeded.
	Failed	The causes of host failure: Cannot enter maintenance mode Cannot reboot the host Cannot exit maintenance mode

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