Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-22 Thread Anthony Liguori
On 10/22/2010 12:29 PM, Chris Wright wrote: * Anthony Liguori (anth...@codemonkey.ws) wrote: The first step is just identifying what interfaces we need in a guest agent. So far, I think we can get away with a very small number of interfaces (mainly read/write files, execute command).

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-22 Thread Chris Wright
* Anthony Liguori (anth...@codemonkey.ws) wrote: The first step is just identifying what interfaces we need in a guest agent. So far, I think we can get away with a very small number of interfaces (mainly read/write files, execute command). Could you elaborate here? I can't imagine you mean:

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-22 Thread Chris Wright
* Anthony Liguori (anth...@codemonkey.ws) wrote: On 10/22/2010 12:29 PM, Chris Wright wrote: * Anthony Liguori (anth...@codemonkey.ws) wrote: The first step is just identifying what interfaces we need in a guest agent. So far, I think we can get away with a very small number of interfaces

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-22 Thread Anthony Liguori
On 10/22/2010 01:20 PM, Chris Wright wrote: * Anthony Liguori (anth...@codemonkey.ws) wrote: On 10/22/2010 12:29 PM, Chris Wright wrote: * Anthony Liguori (anth...@codemonkey.ws) wrote: The first step is just identifying what interfaces we need in a guest agent. So far, I

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-22 Thread Chris Wright
* Anthony Liguori (anth...@codemonkey.ws) wrote: On 10/22/2010 01:20 PM, Chris Wright wrote: I'm not sure about that. That same new shiny Fedora 21 QEMU has no idea what the right OS specific command to run in guest is. Granted, it's not likely that reboot or shutdown -r now are likely to

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-21 Thread Paolo Bonzini
On 10/21/2010 03:14 AM, Alexander Graf wrote: I agree that some agent code for basic stuff like live snapshot sync with the filesystem is small enough and worth to host within qemu. Maybe we do need more than one project? No, please. That's exactly what I don't want to see. The

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-21 Thread Anthony Liguori
On 10/21/2010 02:45 AM, Paolo Bonzini wrote: On 10/21/2010 03:14 AM, Alexander Graf wrote: I agree that some agent code for basic stuff like live snapshot sync with the filesystem is small enough and worth to host within qemu. Maybe we do need more than one project? No, please. That's exactly

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-21 Thread Dor Laor
On 10/21/2010 03:02 PM, Anthony Liguori wrote: On 10/21/2010 02:45 AM, Paolo Bonzini wrote: On 10/21/2010 03:14 AM, Alexander Graf wrote: I agree that some agent code for basic stuff like live snapshot sync with the filesystem is small enough and worth to host within qemu. Maybe we do need

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-21 Thread Daniel P. Berrange
On Thu, Oct 21, 2010 at 08:09:44AM -0500, Anthony Liguori wrote: Hi Andrew, On 10/21/2010 05:22 AM, Andrew Beekhof wrote: Hello from the Matahari tech-lead... Is there any documentation on the capabilities provided guest agent Anthony is creating? Perhaps we can combine efforts. Mike

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-21 Thread Andrew Beekhof
On 10/21/2010 03:32 PM, Anthony Liguori wrote: On 10/21/2010 08:18 AM, Daniel P. Berrange wrote: On Thu, Oct 21, 2010 at 08:09:44AM -0500, Anthony Liguori wrote: Hi Andrew, On 10/21/2010 05:22 AM, Andrew Beekhof wrote: Hello from the Matahari tech-lead... Is there any documentation on the

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-21 Thread Anthony Liguori
Hi Andrew, On 10/21/2010 10:43 AM, Andrew Beekhof wrote: In that case we've done a bad job of the wiki. Windows and other distributions are a key part of the Matahari vision. Matahari is two things - an architecture, and - an implementation of the most common API sets Each set of APIs (ie.

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-21 Thread Chris Wright
* Anthony Liguori (anth...@codemonkey.ws) wrote: So there's no doubt in my mind that if you need a way to inventory physical and virtual systems, something like Matahari becomes a very appealing option to do that. But that's not the problem space I'm trying to tackle. An example of the

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-21 Thread Andrew Beekhof
On 10/21/2010 06:25 PM, Anthony Liguori wrote: Hi Andrew, On 10/21/2010 10:43 AM, Andrew Beekhof wrote: In that case we've done a bad job of the wiki. Windows and other distributions are a key part of the Matahari vision. Matahari is two things - an architecture, and - an implementation of

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-20 Thread Alexander Graf
On 20.10.2010, at 10:25, Paolo Bonzini wrote: On 10/20/2010 10:21 AM, Alexander Graf wrote: Would it be realistic to declare deprecating the qemu-kvm fork for 0.14 as goal? I recall some performance problems with the qemu.git iothread, I'm not sure all of those have been fixed. Yes,

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-20 Thread Alexander Graf
On 19.10.2010, at 17:14, Chris Wright wrote: 0.13.X -stable - Anthony will send note to qemu-devel on this - move 0.13.X -stable to a separate tree - driven independently of main qemu tree - challenge is always in the porting and testing of backported fixes - looking for volunteers 0.14

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-20 Thread Paolo Bonzini
On 10/20/2010 10:21 AM, Alexander Graf wrote: Would it be realistic to declare deprecating the qemu-kvm fork for 0.14 as goal? I recall some performance problems with the qemu.git iothread, I'm not sure all of those have been fixed. Paolo

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-20 Thread Avi Kivity
On 10/20/2010 10:21 AM, Alexander Graf wrote: On 19.10.2010, at 17:14, Chris Wright wrote: 0.13.X -stable - Anthony will send note to qemu-devel on this - move 0.13.X -stable to a separate tree - driven independently of main qemu tree - challenge is always in the porting and testing

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-20 Thread Dor Laor
On 10/20/2010 10:21 AM, Alexander Graf wrote: On 19.10.2010, at 17:14, Chris Wright wrote: 0.13.X -stable - Anthony will send note to qemu-devel on this - move 0.13.X -stable to a separate tree - driven independently of main qemu tree - challenge is always in the porting and testing of

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-20 Thread Anthony Liguori
On 10/20/2010 03:21 AM, Alexander Graf wrote: Live snapshots - merge snapshot? - already supported, question about mgmt of snapshot chain - integrate with fsfreeze (and windows alternative) Guest Agent - have one coming RSN (poke Anthony for details) Would there be a chance to have a

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-20 Thread Daniel P. Berrange
On Wed, Oct 20, 2010 at 08:02:07AM -0500, Anthony Liguori wrote: On 10/20/2010 03:21 AM, Alexander Graf wrote: Live snapshots - merge snapshot? - already supported, question about mgmt of snapshot chain - integrate with fsfreeze (and windows alternative) Guest Agent - have one coming

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-20 Thread Anthony Liguori
On 10/20/2010 08:19 AM, Daniel P. Berrange wrote: The thinking with Matahari is that there is significant overlap between agent requirements for a physical and virtual host, so it aims to provide an agent that works everywhere, whether virtualized or not. All that need change is the

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-20 Thread Dor Laor
On 10/20/2010 03:21 PM, Anthony Liguori wrote: On 10/20/2010 08:19 AM, Daniel P. Berrange wrote: The thinking with Matahari is that there is significant overlap between agent requirements for a physical and virtual host, so it aims to provide an agent that works everywhere, whether virtualized

Re: [Qemu-devel] KVM call minutes for Oct 19

2010-10-20 Thread Alexander Graf
Am 21.10.2010 um 00:46 schrieb Dor Laor dl...@redhat.com: On 10/20/2010 03:21 PM, Anthony Liguori wrote: On 10/20/2010 08:19 AM, Daniel P. Berrange wrote: The thinking with Matahari is that there is significant overlap between agent requirements for a physical and virtual host, so it aims to

[Qemu-devel] KVM call minutes for Oct 19

2010-10-19 Thread Chris Wright
0.13.X -stable - Anthony will send note to qemu-devel on this - move 0.13.X -stable to a separate tree - driven independently of main qemu tree - challenge is always in the porting and testing of backported fixes - looking for volunteers 0.14 - would like to do this before end of the year - 0.13