On Mon, May 28, 2018 at 5:18 PM, wrote:
> Hi,
>
> on chapter 6.13.1 "Live Migration Prerequisites" [1] of the RHV 4.2
> Virtual Machine Management Guide, there is written:
>
>
> At a minimum, for successful live migration of virtual machines to be
> possible:
> [...]
> The migrating virtual machine must not have the cache!=none custom
> property set.
>
>
> However I can't find any custom property called "cache" under Edit Virtual
> Machine --> Custom Properties but only "viodiskcache". As a matter of fact,
> Appendix A of the same guide [2] reports the following statement: "If
> viodiskcache is enabled, the virtual machine cannot be live migrated" that
> suggest viodiskcache as the correct parameter.
>
> Are the two statements contradictory?
>
cache != none is a developer terminology for stating that it has to be
none. So if it's defined to anything, migration is not possible. So they
are the same.
Y.
>
> Thank you.
> Stefano Stagnaro
>
> [1] https://access.redhat.com/documentation/en-us/red_hat_
> virtualization/4.2/html/virtual_machine_management_
> guide/sect-migrating_virtual_machines_between_hosts#Live_
> migration_prerequisites
> [2] https://access.redhat.com/documentation/en-us/red_hat_
> virtualization/4.2/html/virtual_machine_management_
> guide/appe-reference_settings_in_administration_portal_and_
> user_portal_windows#Virtual_Machine_Custom_Properties_settings_explained
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