Re: [libvirt] TSC scaling interface to management

2012-09-23 Thread Dor Laor
On 09/23/2012 04:06 AM, Marcelo Tosatti wrote: On Fri, Sep 21, 2012 at 11:30:31PM +0300, Dor Laor wrote: On 09/21/2012 05:51 AM, Marcelo Tosatti wrote: On Fri, Sep 21, 2012 at 12:02:46AM +0300, Dor Laor wrote: On 09/12/2012 06:39 PM, Marcelo Tosatti wrote: HW TSC scaling is a feature

Re: [libvirt] TSC scaling interface to management

2012-09-21 Thread Dor Laor
On 09/21/2012 05:51 AM, Marcelo Tosatti wrote: On Fri, Sep 21, 2012 at 12:02:46AM +0300, Dor Laor wrote: On 09/12/2012 06:39 PM, Marcelo Tosatti wrote: HW TSC scaling is a feature of AMD processors that allows a multiplier to be specified to the TSC frequency exposed to the guest. KVM also

Re: [libvirt] TSC scaling interface to management

2012-09-20 Thread Dor Laor
On 09/12/2012 06:39 PM, Marcelo Tosatti wrote: HW TSC scaling is a feature of AMD processors that allows a multiplier to be specified to the TSC frequency exposed to the guest. KVM also contains provision to trap TSC (KVM: Infrastructure for software and hardware based TSC rate scaling

Re: [libvirt] SCSI command passthrough

2012-09-09 Thread Dor Laor
On 09/06/2012 07:51 PM, Geert Jansen wrote: Hi, i'm trying to pass through SCSI commands from a guest to a host. Both guest and host are RHEL 6.3. The relevant section in my XML is: devices disk type='block' device='lun' driver name='qemu' type='raw' cache='none'/ source

Re: [libvirt] [Qemu-devel] Modern CPU models cannot be used with libvirt

2011-12-18 Thread Dor Laor
On 12/15/2011 05:30 PM, Jiri Denemark wrote: On Thu, Dec 15, 2011 at 08:58:55 -0600, Anthony Liguori wrote: Pass '-readconfig /etc/qemu/target-x86_64.conf' to pick up those models and if you are absolutely insistent on not giving the user any ability to change things on their own, cp the file

Re: [libvirt] KVM Forum 2011: Call For Participation

2011-05-16 Thread Dor Laor
The abstract submission deadline was originally set for today. The forum committee agreed to extend the deadline period until next Sunday, May 22. The notification date remains the same (May 31). Thanks, your KVM Forum 2011 Program Committee On 04/21/2011 08:21 PM,

Re: [libvirt] [Qemu-devel] Re: [patch 2/3] Add support for live block copy

2011-02-28 Thread Dor Laor
On 02/27/2011 07:25 PM, Anthony Liguori wrote: On 02/27/2011 10:02 AM, Dor Laor wrote: On 02/27/2011 03:49 PM, Anthony Liguori wrote: On 02/27/2011 03:55 AM, Dor Laor wrote: What about a simpler approach were QMP events will be written to a event-log-file (or even named pipe

Re: [libvirt] [PATCH] qemu: Always enable the virtio balloon driver

2010-01-04 Thread Dor Laor
On 01/04/2010 07:13 PM, Adam Litke wrote: The behavior for the qemu balloon device has changed. Formerly, a virtio balloon device was provided by default. Now, '-balloon virtio' must be specified on the command line to enable it. This patch causes libvirt to add '-balloon virtio' to the

Re: [libvirt] [PATCH v2 1/2] XML schema for CPU flags

2009-11-08 Thread Dor Laor
On 11/05/2009 05:04 PM, Jiri Denemark wrote: Firstly, CPU topology and model with optional features have to be advertised in host capabilities: host cpu archARCHITECTURE/arch features !-- old-style features are here --

Re: [libvirt] [RFC] Support for CPUID masking

2009-10-15 Thread Dor Laor
On 10/13/2009 11:40 AM, Daniel P. Berrange wrote: On Tue, Oct 13, 2009 at 02:56:41AM -0400, john cooper wrote: Dor Laor wrote: What about another approach for the cpuid issue: I think that dealing with specific flags is pretty error prone on all levels - virt-mgr, libvirt, qemu, migration

Re: [libvirt] [RFC] Support for CPUID masking

2009-10-11 Thread Dor Laor
+0300, Dor Laor wrote: On 09/02/2009 07:09 PM, Daniel P. Berrange wrote: On Wed, Sep 02, 2009 at 11:59:39AM -0400, Jim Paris wrote: Jiri Denemark wrote: Hi, We need to provide support for CPU ID masking. Xen and VMware ESX are examples of current hypervisors which support such masking. My proposal

Re: [libvirt] [RFC] Support for CPUID masking

2009-09-04 Thread Dor Laor
On 09/02/2009 07:09 PM, Daniel P. Berrange wrote: On Wed, Sep 02, 2009 at 11:59:39AM -0400, Jim Paris wrote: Jiri Denemark wrote: Hi, We need to provide support for CPU ID masking. Xen and VMware ESX are examples of current hypervisors which support such masking. My proposal is to define new

Re: [libvirt] KVM update

2009-03-30 Thread Dor Laor
Zvi Dubitzky wrote: I am trying to update the kvm driver and userspace using existing kernel 1) using the tar ball from kvm at sourceforge I can do it , but only kvm -84 is there 2) if i try the latest version from the git tree I am able to do the first 2 steps (make --kerneldir=exisitng

Re: [libvirt] [PATCH] set cache=off on -disk line in qemu driver if shareable/ (but not readonly/) is set.

2008-11-03 Thread Dor Laor
Daniel Veillard wrote: On Sat, Nov 01, 2008 at 06:20:27PM -0500, Charles Duffy wrote: As cache=off is necessary for clustering filesystems such as GFS (and such is the point of shareable, yes?), I believe this is correct behavior. Comments? Yes that sounds right, if shared over

[libvirt] Re: [et-mgmt-tools] input on F10 virtualization release notes

2008-10-13 Thread Dor Laor
Hi, According to the release notes kvm-65 is used. There is a maintenance branch that we keep for kvm. It is called maint/2.6.26. It is based on 2.6.26 for the kvm kernel module and +- kvm-68 for userspace Only bug fixes are applied on these branches so they aught to be relatively stable. So