Re: [PATCH v2 06/29] migration: Add auto-pause capability

2023-10-25 Thread Peter Xu
On Wed, Oct 25, 2023 at 06:31:53PM +0100, Daniel P. Berrangé wrote: > On Wed, Oct 25, 2023 at 01:20:52PM -0400, Peter Xu wrote: > > On Wed, Oct 25, 2023 at 04:40:52PM +0100, Daniel P. Berrangé wrote: > > > On Wed, Oct 25, 2023 at 11:36:27AM -0400, Peter Xu wrote: > > > > On Wed, Oct 25, 2023 at 04:

Re: [PATCH v2 06/29] migration: Add auto-pause capability

2023-10-25 Thread Daniel P . Berrangé
On Wed, Oct 25, 2023 at 01:20:52PM -0400, Peter Xu wrote: > On Wed, Oct 25, 2023 at 04:40:52PM +0100, Daniel P. Berrangé wrote: > > On Wed, Oct 25, 2023 at 11:36:27AM -0400, Peter Xu wrote: > > > On Wed, Oct 25, 2023 at 04:25:23PM +0100, Daniel P. Berrangé wrote: > > > > > Libvirt will still use fi

Re: [PATCH v2 06/29] migration: Add auto-pause capability

2023-10-25 Thread Peter Xu
On Wed, Oct 25, 2023 at 04:40:52PM +0100, Daniel P. Berrangé wrote: > On Wed, Oct 25, 2023 at 11:36:27AM -0400, Peter Xu wrote: > > On Wed, Oct 25, 2023 at 04:25:23PM +0100, Daniel P. Berrangé wrote: > > > > Libvirt will still use fixed-ram for live snapshot purpose, especially > > > > for > > > >

Re: [PATCH v2 06/29] migration: Add auto-pause capability

2023-10-25 Thread Daniel P . Berrangé
On Wed, Oct 25, 2023 at 11:36:27AM -0400, Peter Xu wrote: > On Wed, Oct 25, 2023 at 04:25:23PM +0100, Daniel P. Berrangé wrote: > > > Libvirt will still use fixed-ram for live snapshot purpose, especially for > > > Windows? Then auto-pause may still be useful to identify that from what > > > Fabia

Re: [PATCH v2 06/29] migration: Add auto-pause capability

2023-10-25 Thread Peter Xu
On Wed, Oct 25, 2023 at 04:25:23PM +0100, Daniel P. Berrangé wrote: > > Libvirt will still use fixed-ram for live snapshot purpose, especially for > > Windows? Then auto-pause may still be useful to identify that from what > > Fabiano wants to achieve here (which is in reality, non-live)? > > > >

Re: [PATCH v2 06/29] migration: Add auto-pause capability

2023-10-25 Thread Daniel P . Berrangé
On Wed, Oct 25, 2023 at 10:58:16AM -0400, Peter Xu wrote: > On Wed, Oct 25, 2023 at 03:20:16PM +0100, Daniel P. Berrangé wrote: > > On Wed, Oct 25, 2023 at 10:57:12AM -0300, Fabiano Rosas wrote: > > > Daniel P. Berrangé writes: > > > > > > > On Mon, Oct 23, 2023 at 05:35:45PM -0300, Fabiano Rosas

Re: [PATCH v2 06/29] migration: Add auto-pause capability

2023-10-25 Thread Peter Xu
On Wed, Oct 25, 2023 at 03:20:16PM +0100, Daniel P. Berrangé wrote: > On Wed, Oct 25, 2023 at 10:57:12AM -0300, Fabiano Rosas wrote: > > Daniel P. Berrangé writes: > > > > > On Mon, Oct 23, 2023 at 05:35:45PM -0300, Fabiano Rosas wrote: > > >> Add a capability that allows the management layer to

Re: [PATCH v2 06/29] migration: Add auto-pause capability

2023-10-25 Thread Daniel P . Berrangé
On Wed, Oct 25, 2023 at 10:57:12AM -0300, Fabiano Rosas wrote: > Daniel P. Berrangé writes: > > > On Mon, Oct 23, 2023 at 05:35:45PM -0300, Fabiano Rosas wrote: > >> Add a capability that allows the management layer to delegate to QEMU > >> the decision of whether to pause a VM and perform a non-

Re: [PATCH v2 06/29] migration: Add auto-pause capability

2023-10-25 Thread Fabiano Rosas
Daniel P. Berrangé writes: > On Mon, Oct 23, 2023 at 05:35:45PM -0300, Fabiano Rosas wrote: >> Add a capability that allows the management layer to delegate to QEMU >> the decision of whether to pause a VM and perform a non-live >> migration. Depending on the type of migration being performed, th

Re: [PATCH v2 06/29] migration: Add auto-pause capability

2023-10-25 Thread Daniel P . Berrangé
On Mon, Oct 23, 2023 at 05:35:45PM -0300, Fabiano Rosas wrote: > Add a capability that allows the management layer to delegate to QEMU > the decision of whether to pause a VM and perform a non-live > migration. Depending on the type of migration being performed, this > could bring performance benef

Re: [PATCH v2 06/29] migration: Add auto-pause capability

2023-10-24 Thread Markus Armbruster
Fabiano Rosas writes: > Markus Armbruster writes: > >> Fabiano Rosas writes: >> >>> Add a capability that allows the management layer to delegate to QEMU >>> the decision of whether to pause a VM and perform a non-live >>> migration. Depending on the type of migration being performed, this >>>

Re: [PATCH v2 06/29] migration: Add auto-pause capability

2023-10-24 Thread Fabiano Rosas
Markus Armbruster writes: > Fabiano Rosas writes: > >> Add a capability that allows the management layer to delegate to QEMU >> the decision of whether to pause a VM and perform a non-live >> migration. Depending on the type of migration being performed, this >> could bring performance benefits.

Re: [PATCH v2 06/29] migration: Add auto-pause capability

2023-10-23 Thread Markus Armbruster
Fabiano Rosas writes: > Add a capability that allows the management layer to delegate to QEMU > the decision of whether to pause a VM and perform a non-live > migration. Depending on the type of migration being performed, this > could bring performance benefits. > > Note that the capability is en

[PATCH v2 06/29] migration: Add auto-pause capability

2023-10-23 Thread Fabiano Rosas
Add a capability that allows the management layer to delegate to QEMU the decision of whether to pause a VM and perform a non-live migration. Depending on the type of migration being performed, this could bring performance benefits. Note that the capability is enabled by default but at this moment