Re: [libvirt] RFC: libvirt support for QEMU live patching

2017-09-18 Thread Martin Kletzander
On Mon, Sep 18, 2017 at 10:03:34AM +0100, Daniel P. Berrange wrote: On Mon, Sep 18, 2017 at 09:37:14AM +0200, Martin Kletzander wrote: On Fri, Sep 15, 2017 at 09:18:18AM +0100, Daniel P. Berrange wrote: > On Fri, Sep 15, 2017 at 01:27:31PM +0530, Madhu Pavan wrote: > > Hi, > > QEMU live

Re: [libvirt] RFC: libvirt support for QEMU live patching

2017-09-18 Thread Daniel P. Berrange
On Mon, Sep 18, 2017 at 09:37:14AM +0200, Martin Kletzander wrote: > On Fri, Sep 15, 2017 at 09:18:18AM +0100, Daniel P. Berrange wrote: > > On Fri, Sep 15, 2017 at 01:27:31PM +0530, Madhu Pavan wrote: > > > Hi, > > > QEMU live patching should be just a matter of updating the QEMU RPM > > >

Re: [libvirt] RFC: libvirt support for QEMU live patching

2017-09-18 Thread Martin Kletzander
On Mon, Sep 18, 2017 at 10:26:40AM +0200, Peter Krempa wrote: On Mon, Sep 18, 2017 at 09:37:14 +0200, Martin Kletzander wrote: On Fri, Sep 15, 2017 at 09:18:18AM +0100, Daniel P. Berrange wrote: > On Fri, Sep 15, 2017 at 01:27:31PM +0530, Madhu Pavan wrote: [...] > It isn't possible to make

Re: [libvirt] RFC: libvirt support for QEMU live patching

2017-09-18 Thread Peter Krempa
On Mon, Sep 18, 2017 at 09:37:14 +0200, Martin Kletzander wrote: > On Fri, Sep 15, 2017 at 09:18:18AM +0100, Daniel P. Berrange wrote: > > On Fri, Sep 15, 2017 at 01:27:31PM +0530, Madhu Pavan wrote: [...] > > It isn't possible to make it work correctly in the general case, because > > both QEMU

Re: [libvirt] RFC: libvirt support for QEMU live patching

2017-09-18 Thread Martin Kletzander
On Fri, Sep 15, 2017 at 09:18:18AM +0100, Daniel P. Berrange wrote: On Fri, Sep 15, 2017 at 01:27:31PM +0530, Madhu Pavan wrote: Hi, QEMU live patching should be just a matter of updating the QEMU RPM package and then live migrating the VMs to another QEMU instance on the same host (which would

Re: [libvirt] RFC: libvirt support for QEMU live patching

2017-09-15 Thread Daniel P. Berrange
On Fri, Sep 15, 2017 at 01:27:31PM +0530, Madhu Pavan wrote: > Hi, > QEMU live patching should be just a matter of updating the QEMU RPM package > and then live migrating the VMs to another QEMU instance on the same host > (which would point to the just installed new QEMU executable). > I think it

[libvirt] RFC: libvirt support for QEMU live patching

2017-09-15 Thread Madhu Pavan
Hi, QEMU live patching should be just a matter of updating the QEMU RPM package and then live migrating the VMs to another QEMU instance on the same host (which would point to the just installed new QEMU executable). I think it will be useful to support it from libvirt side. After some searching