Re: [PATCH V1 00/32] Live Update

2020-08-11 Thread Dr. David Alan Gilbert
* Daniel P. Berrangé (berra...@redhat.com) wrote: > On Fri, Jul 31, 2020 at 11:27:45AM -0400, Steven Sistare wrote: > > On 7/31/2020 4:53 AM, Daniel P. Berrangé wrote: > > > On Thu, Jul 30, 2020 at 02:48:44PM -0400, Steven Sistare wrote: > > >> On 7/30/2020 12:52 PM, Daniel P. Berrangé wrote: >

Re: [PATCH V1 00/32] Live Update

2020-08-04 Thread Steven Sistare
Hi folks, any questions or comments on the vfio and pci changes in patch 30? Or on the means of preserving anonymous memory and re-exec'ing in patches 14 - 21? - Steve On 7/30/2020 11:14 AM, Steve Sistare wrote: > Improve and extend the qemu functions that save and restore VM state so a >

Re: [PATCH V1 00/32] Live Update

2020-07-31 Thread Steven Sistare
On 7/30/2020 5:39 PM, Paolo Bonzini wrote: > On 30/07/20 21:09, Steven Sistare wrote: >>> please spell it out. Also, how does the functionality compare to >>> xen-save-devices-state and xen-load-devices-state? >> >> qmp_xen_save_devices_state serializes device state to a file which is loaded >>

Re: [PATCH V1 00/32] Live Update

2020-07-31 Thread Steven Sistare
On 7/31/2020 11:52 AM, Daniel P. Berrangé wrote: > On Fri, Jul 31, 2020 at 11:27:45AM -0400, Steven Sistare wrote: >> On 7/31/2020 4:53 AM, Daniel P. Berrangé wrote: >>> On Thu, Jul 30, 2020 at 02:48:44PM -0400, Steven Sistare wrote: On 7/30/2020 12:52 PM, Daniel P. Berrangé wrote: > On

Re: [PATCH V1 00/32] Live Update

2020-07-31 Thread Daniel P . Berrangé
On Fri, Jul 31, 2020 at 11:27:45AM -0400, Steven Sistare wrote: > On 7/31/2020 4:53 AM, Daniel P. Berrangé wrote: > > On Thu, Jul 30, 2020 at 02:48:44PM -0400, Steven Sistare wrote: > >> On 7/30/2020 12:52 PM, Daniel P. Berrangé wrote: > >>> On Thu, Jul 30, 2020 at 08:14:04AM -0700, Steve Sistare

Re: [PATCH V1 00/32] Live Update

2020-07-31 Thread Steven Sistare
On 7/31/2020 4:53 AM, Daniel P. Berrangé wrote: > On Thu, Jul 30, 2020 at 02:48:44PM -0400, Steven Sistare wrote: >> On 7/30/2020 12:52 PM, Daniel P. Berrangé wrote: >>> On Thu, Jul 30, 2020 at 08:14:04AM -0700, Steve Sistare wrote: Improve and extend the qemu functions that save and restore

Re: [PATCH V1 00/32] Live Update

2020-07-31 Thread Daniel P . Berrangé
On Thu, Jul 30, 2020 at 02:48:44PM -0400, Steven Sistare wrote: > On 7/30/2020 12:52 PM, Daniel P. Berrangé wrote: > > On Thu, Jul 30, 2020 at 08:14:04AM -0700, Steve Sistare wrote: > >> Improve and extend the qemu functions that save and restore VM state so a > >> guest may be suspended and

Re: [PATCH V1 00/32] Live Update

2020-07-30 Thread Paolo Bonzini
On 30/07/20 21:09, Steven Sistare wrote: >> please spell it out. Also, how does the functionality compare to >> xen-save-devices-state and xen-load-devices-state? > > qmp_xen_save_devices_state serializes device state to a file which is loaded > on the target for a live migration. It performs

Re: [PATCH V1 00/32] Live Update

2020-07-30 Thread Steven Sistare
On 7/30/2020 1:49 PM, Dr. David Alan Gilbert wrote: > * Steve Sistare (steven.sist...@oracle.com) wrote: >> Improve and extend the qemu functions that save and restore VM state so a >> guest may be suspended and resumed with minimal pause time. qemu may be >> updated to a new version in between.

Re: [PATCH V1 00/32] Live Update

2020-07-30 Thread Steven Sistare
On 7/30/2020 1:15 PM, Paolo Bonzini wrote: > On 30/07/20 17:14, Steve Sistare wrote: >> The first set of patches adds the cprsave and cprload commands to save and >> restore VM state, and allow the host kernel to be updated and rebooted in >> between. The VM must create guest RAM in a persistent

Re: [PATCH V1 00/32] Live Update

2020-07-30 Thread Steven Sistare
On 7/30/2020 12:52 PM, Daniel P. Berrangé wrote: > On Thu, Jul 30, 2020 at 08:14:04AM -0700, Steve Sistare wrote: >> Improve and extend the qemu functions that save and restore VM state so a >> guest may be suspended and resumed with minimal pause time. qemu may be >> updated to a new version in

Re: [PATCH V1 00/32] Live Update

2020-07-30 Thread Dr. David Alan Gilbert
* Steve Sistare (steven.sist...@oracle.com) wrote: > Improve and extend the qemu functions that save and restore VM state so a > guest may be suspended and resumed with minimal pause time. qemu may be > updated to a new version in between. Nice. > The first set of patches adds the cprsave and

Re: [PATCH V1 00/32] Live Update

2020-07-30 Thread Paolo Bonzini
On 30/07/20 17:14, Steve Sistare wrote: > The first set of patches adds the cprsave and cprload commands to save and > restore VM state, and allow the host kernel to be updated and rebooted in > between. The VM must create guest RAM in a persistent shared memory file, > such as /dev/dax0.0 or

Re: [PATCH V1 00/32] Live Update

2020-07-30 Thread Daniel P . Berrangé
On Thu, Jul 30, 2020 at 08:14:04AM -0700, Steve Sistare wrote: > Improve and extend the qemu functions that save and restore VM state so a > guest may be suspended and resumed with minimal pause time. qemu may be > updated to a new version in between. > > The first set of patches adds the