On Wed, Oct 06, 2021 at 03:27:59PM +0100, Dr. David Alan Gilbert wrote:
> * Michael S. Tsirkin (m...@redhat.com) wrote:
> > On Wed, Oct 06, 2021 at 02:29:37PM +0100, Dr. David Alan Gilbert wrote:
> > > * Michael S. Tsirkin (m...@redhat.com) wrote:
> > > > On Wed, Oct 06, 2021 at 09:43:52AM +0100, D
* Michael S. Tsirkin (m...@redhat.com) wrote:
> On Wed, Oct 06, 2021 at 02:29:37PM +0100, Dr. David Alan Gilbert wrote:
> > * Michael S. Tsirkin (m...@redhat.com) wrote:
> > > On Wed, Oct 06, 2021 at 09:43:52AM +0100, Dr. David Alan Gilbert wrote:
> > > > * Michael S. Tsirkin (m...@redhat.com) wrot
On Wed, Oct 06, 2021 at 02:29:37PM +0100, Dr. David Alan Gilbert wrote:
> * Michael S. Tsirkin (m...@redhat.com) wrote:
> > On Wed, Oct 06, 2021 at 09:43:52AM +0100, Dr. David Alan Gilbert wrote:
> > > * Michael S. Tsirkin (m...@redhat.com) wrote:
> > > > On Wed, Oct 06, 2021 at 09:28:50AM +0100, D
* Michael S. Tsirkin (m...@redhat.com) wrote:
> On Wed, Oct 06, 2021 at 09:43:52AM +0100, Dr. David Alan Gilbert wrote:
> > * Michael S. Tsirkin (m...@redhat.com) wrote:
> > > On Wed, Oct 06, 2021 at 09:28:50AM +0100, Dr. David Alan Gilbert wrote:
> > > > To me it feels the same as the distinction
On Wed, Oct 06, 2021 at 09:43:52AM +0100, Dr. David Alan Gilbert wrote:
> * Michael S. Tsirkin (m...@redhat.com) wrote:
> > On Wed, Oct 06, 2021 at 09:28:50AM +0100, Dr. David Alan Gilbert wrote:
> > > To me it feels the same as the distinction between vhost-kernel and qemu
> > > backended virtio t
* Michael S. Tsirkin (m...@redhat.com) wrote:
> On Wed, Oct 06, 2021 at 09:28:50AM +0100, Dr. David Alan Gilbert wrote:
> > To me it feels the same as the distinction between vhost-kernel and qemu
> > backended virtio that we get in net and others - in principal it's just
> > another implementatio
On Wed, Oct 06, 2021 at 09:28:50AM +0100, Dr. David Alan Gilbert wrote:
> To me it feels the same as the distinction between vhost-kernel and qemu
> backended virtio that we get in net and others - in principal it's just
> another implementation.
In net it's actually like this. Same -device, a di
* Michael S. Tsirkin (m...@redhat.com) wrote:
> On Wed, Oct 06, 2021 at 09:09:30AM +0100, Dr. David Alan Gilbert wrote:
> > * Michael S. Tsirkin (m...@redhat.com) wrote:
> > > On Tue, Oct 05, 2021 at 12:10:08PM -0400, Eduardo Habkost wrote:
> > > > On Tue, Oct 05, 2021 at 03:01:05PM +0100, Dr. Davi
On Wed, Oct 06, 2021 at 09:09:30AM +0100, Dr. David Alan Gilbert wrote:
> * Michael S. Tsirkin (m...@redhat.com) wrote:
> > On Tue, Oct 05, 2021 at 12:10:08PM -0400, Eduardo Habkost wrote:
> > > On Tue, Oct 05, 2021 at 03:01:05PM +0100, Dr. David Alan Gilbert wrote:
> > > > * Michael S. Tsirkin (m.
* Michael S. Tsirkin (m...@redhat.com) wrote:
> On Tue, Oct 05, 2021 at 12:10:08PM -0400, Eduardo Habkost wrote:
> > On Tue, Oct 05, 2021 at 03:01:05PM +0100, Dr. David Alan Gilbert wrote:
> > > * Michael S. Tsirkin (m...@redhat.com) wrote:
> > > > On Tue, Oct 05, 2021 at 02:18:40AM +0300, Roman Ka
On Tue, Oct 05, 2021 at 12:10:08PM -0400, Eduardo Habkost wrote:
> On Tue, Oct 05, 2021 at 03:01:05PM +0100, Dr. David Alan Gilbert wrote:
> > * Michael S. Tsirkin (m...@redhat.com) wrote:
> > > On Tue, Oct 05, 2021 at 02:18:40AM +0300, Roman Kagan wrote:
> > > > On Mon, Oct 04, 2021 at 11:11:00AM
On Tue, Oct 05, 2021 at 03:01:05PM +0100, Dr. David Alan Gilbert wrote:
> * Michael S. Tsirkin (m...@redhat.com) wrote:
> > On Tue, Oct 05, 2021 at 02:18:40AM +0300, Roman Kagan wrote:
> > > On Mon, Oct 04, 2021 at 11:11:00AM -0400, Michael S. Tsirkin wrote:
> > > > On Mon, Oct 04, 2021 at 06:07:29
* Michael S. Tsirkin (m...@redhat.com) wrote:
> On Tue, Oct 05, 2021 at 02:18:40AM +0300, Roman Kagan wrote:
> > On Mon, Oct 04, 2021 at 11:11:00AM -0400, Michael S. Tsirkin wrote:
> > > On Mon, Oct 04, 2021 at 06:07:29PM +0300, Denis Plotnikov wrote:
> > > > It might be useful for the cases when a
On Tue, Oct 05, 2021 at 02:18:40AM +0300, Roman Kagan wrote:
> On Mon, Oct 04, 2021 at 11:11:00AM -0400, Michael S. Tsirkin wrote:
> > On Mon, Oct 04, 2021 at 06:07:29PM +0300, Denis Plotnikov wrote:
> > > It might be useful for the cases when a slow block layer should be
> > > replaced
> > > with
On Mon, Oct 04, 2021 at 11:11:00AM -0400, Michael S. Tsirkin wrote:
> On Mon, Oct 04, 2021 at 06:07:29PM +0300, Denis Plotnikov wrote:
> > It might be useful for the cases when a slow block layer should be replaced
> > with a more performant one on running VM without stopping, i.e. with very
> > l
On Mon, Oct 04, 2021 at 06:07:29PM +0300, Denis Plotnikov wrote:
> It might be useful for the cases when a slow block layer should be replaced
> with a more performant one on running VM without stopping, i.e. with very low
> downtime comparable with the one on migration.
>
> It's possible to achiv
It might be useful for the cases when a slow block layer should be replaced
with a more performant one on running VM without stopping, i.e. with very low
downtime comparable with the one on migration.
It's possible to achive that for two reasons:
1.The VMStates of "virtio-blk" and "vhost-user-blk
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