The Just In Time Availability solution provides increased availability to the applications on a single node InfoScale Availability cluster in VMware virtual environments.
Using the Just In Time Availability solution, you can create plans for:
In the event of planned maintenance, the Just In Time Availability solution enables you to clone a virtual machine, bring it online, and failover the applications running on that virtual machine to the clone on the same ESX host. After the maintenance procedure is complete, you can failback the applications to original virtual machine. Besides failover and failback operations, you can delete a virtual machine clone, view the properties of the virtual machine and its clone, and so on.
When an application encounters an unexpected or unplanned failure on the original virtual machine on primary ESX, the Just In Time Availability solution enables you to recover the application and bring it online using the unplanned recovery feature.
With, the Just In Time Availability solution enables you to set up recovery policies as per your requirement to mitigate the unplanned failure that is encountered by an application. Just In Time Availability solution provides the following recovery policies for your selection. You may select one or all the recovery policies as per your need.
For more information see the InfoScale Solution Guide - Linux