[ kvm-Bugs-2055584 ] Guest hang after save restore or live migration

2008-08-23 Thread SourceForge.net
Bugs item #2055584, was opened at 2008-08-16 23:10 Message generated for change (Comment added) made by jiajun You can respond by visiting: https://sourceforge.net/tracker/?func=detail&atid=893831&aid=2055584&group_id=180599 Please note that this message will contain a full copy of the comment th

Weekly KVM Test report, kernel ce094fc0 ... userspace 55ff0bb ... -- One Issue Fixed

2008-08-23 Thread Xu, Jiajun
Hi All, This is our Weekly KVM Testing Report against lastest kvm.git ce094fc0d25cb364bce6f854dffc6849876ab89 and kvm-userspace.git 55ff0bb298456450a81448200fea8f50246893b4. No new issue found this week and one issue fixed. All failed cases can pass by manual. One Issue Fixed: ==

Re: [PATCH 2/2] KVM: Device assignemnt with VT-d

2008-08-23 Thread Amit Shah
* On Friday 22 Aug 2008 23:48:42 Avi Kivity wrote: > Amit Shah wrote: > > diff --git a/include/linux/kvm.h b/include/linux/kvm.h > > index d9ef7d3..2956e35 100644 > > --- a/include/linux/kvm.h > > +++ b/include/linux/kvm.h > > @@ -495,4 +495,6 @@ struct kvm_assigned_irq { > > __u32 flags; >

Re: VT-d support for device assignment

2008-08-23 Thread Amit Shah
* On Friday 22 Aug 2008 23:51:15 Avi Kivity wrote: > Amit Shah wrote: > > The following two patches contain VT-d support for device assignment > > for KVM guests. > > > > The first patch contains the changes that are required to the generic > > VT-d code. > > > > The second patch contains the chang

Re: [PATCH 2/2] KVM: Device assignemnt with VT-d

2008-08-23 Thread Avi Kivity
Amit Shah wrote: * On Friday 22 Aug 2008 23:48:42 Avi Kivity wrote: Amit Shah wrote: diff --git a/include/linux/kvm.h b/include/linux/kvm.h index d9ef7d3..2956e35 100644 --- a/include/linux/kvm.h +++ b/include/linux/kvm.h @@ -495,4 +495,6 @@ struct kvm_assigned_irq { __u32 flags

Re: VT-d support for device assignment

2008-08-23 Thread Avi Kivity
Amit Shah wrote: * On Friday 22 Aug 2008 23:51:15 Avi Kivity wrote: Amit Shah wrote: The following two patches contain VT-d support for device assignment for KVM guests. The first patch contains the changes that are required to the generic VT-d code. The second patch contains the chan

Re: [PATCH 2/2] KVM: Device assignemnt with VT-d

2008-08-23 Thread Amit Shah
* On Saturday 23 Aug 2008 14:58:50 Avi Kivity wrote: > Amit Shah wrote: > > Also, is KVM_CAP_foo needed for this? This is the only #define that'll be > > used and we can simply do something like > > > > #ifdef KVM_DEV_ASSIGN_USE_VTD > > flags |= KVM_DEV_ASSIGN_USE_VTD > > #endif > > > > ? > > That

[PATCH] KVM/userspace: Fix indentation

2008-08-23 Thread Amit Shah
Fix indentation style in libkvm.c to match the rest of the file Signed-off-by: Amit Shah <[EMAIL PROTECTED]> --- libkvm/libkvm.c |2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/libkvm/libkvm.c b/libkvm/libkvm.c index 5edfad7..ad7f5a5 100644 --- a/libkvm/libkvm.c +++ b/li

Re: VT-d support for device assignment

2008-08-23 Thread Muli Ben-Yehuda
On Sat, Aug 23, 2008 at 12:33:46PM +0300, Avi Kivity wrote: > So long as there is no potential for performance or security impact, > having pvdma turned on automatically is better. We could still have > dma=noparavirt to disable it. pvdma has advantages and disadvantages. It has a significant pe

Re: VT-d support for device assignment

2008-08-23 Thread Amit Shah
* On Saturday 23 Aug 2008 15:03:46 Avi Kivity wrote: > Amit Shah wrote: > > * On Friday 22 Aug 2008 23:51:15 Avi Kivity wrote: > >> Amit Shah wrote: > >>> The following two patches contain VT-d support for device assignment > >>> for KVM guests. > >>> > >>> The first patch contains the changes that

Re: VT-d support for device assignment

2008-08-23 Thread Muli Ben-Yehuda
On Sat, Aug 23, 2008 at 12:50:25PM +0300, Muli Ben-Yehuda wrote: > On Sat, Aug 23, 2008 at 12:33:46PM +0300, Avi Kivity wrote: > > > So long as there is no potential for performance or security impact, > > having pvdma turned on automatically is better. We could still have > > dma=noparavirt to d

Re: VT-d support for device assignment

2008-08-23 Thread Muli Ben-Yehuda
On Fri, Aug 22, 2008 at 10:10:52AM +0300, Amit Shah wrote: > The second patch contains the changes to KVM. > > I've updated the 2nd patch to use VT-d only when requested by a > parameter on the command line, making it easier to support iommu > with pvdma and multiple iommu types. > > The command

Re: VT-d support for device assignment

2008-08-23 Thread Amit Shah
* On Saturday 23 Aug 2008 15:27:47 Muli Ben-Yehuda wrote: > On Fri, Aug 22, 2008 at 10:10:52AM +0300, Amit Shah wrote: > > The second patch contains the changes to KVM. > > > > I've updated the 2nd patch to use VT-d only when requested by a > > parameter on the command line, making it easier to sup

Re: VT-d support for device assignment

2008-08-23 Thread Muli Ben-Yehuda
On Sat, Aug 23, 2008 at 03:55:25PM +0530, Amit Shah wrote: > The authorship info and the commit log stays the same; just contains > my signoff. Actually, unless you add an explicit 'From:' header, the email From header is used by git as the author of the patch. Cheers, Muli -- Workshop on I/O V

Re: VT-d support for device assignment

2008-08-23 Thread Amit Shah
* On Saturday 23 Aug 2008 16:10:54 Muli Ben-Yehuda wrote: > On Sat, Aug 23, 2008 at 03:55:25PM +0530, Amit Shah wrote: > > The authorship info and the commit log stays the same; just contains > > my signoff. > > Actually, unless you add an explicit 'From:' header, the email From > header is used by

Re: VT-d support for device assignment

2008-08-23 Thread Muli Ben-Yehuda
On Sat, Aug 23, 2008 at 04:41:02PM +0530, Amit Shah wrote: > * On Saturday 23 Aug 2008 16:10:54 Muli Ben-Yehuda wrote: > > On Sat, Aug 23, 2008 at 03:55:25PM +0530, Amit Shah wrote: > > > The authorship info and the commit log stays the same; just contains > > > my signoff. > > > > Actually, unless

Re: VT-d support for device assignment

2008-08-23 Thread Amit Shah
* On Saturday 23 Aug 2008 17:41:32 Muli Ben-Yehuda wrote: > On Sat, Aug 23, 2008 at 04:41:02PM +0530, Amit Shah wrote: > > * On Saturday 23 Aug 2008 16:10:54 Muli Ben-Yehuda wrote: > > > On Sat, Aug 23, 2008 at 03:55:25PM +0530, Amit Shah wrote: > > > > The authorship info and the commit log stays

Re: [PATCH] VT-d: changes to support KVM

2008-08-23 Thread Jesse Barnes
On Friday, August 22, 2008 12:10 am Amit Shah wrote: > From: Kay, Allen M <[EMAIL PROTECTED]> > > This patch extends the VT-d driver to support KVM > > [Ben: fixed memory pinning] > > Signed-off-by: Kay, Allen M <[EMAIL PROTECTED]> > Signed-off-by: Weidong Han <[EMAIL PROTECTED]> > Signed-off-by: B

vmport: unknown command 13

2008-08-23 Thread Elmar Haneke
After movong from KVM-72 to KVM-73 I do get the Notice "vmport: unknown command 13" The Message appears on starting emulation. In an Netboot environment it does appear before booting from Network is asked. What might go wrong here? Elmar -- To unsubscribe from this list: send the line "unsubs

Re: vmport: unknown command 13

2008-08-23 Thread Chris Lalancette
Elmar Haneke wrote: > After movong from KVM-72 to KVM-73 I do get the Notice > > "vmport: unknown command 13" > > The Message appears on starting emulation. In an Netboot environment it > does appear before booting from Network is asked. > > What might go wrong here? It's actually harmless; it'

massive performance drop after a while when using virtio nics

2008-08-23 Thread Fabian Deutsch
Hey. When running a guest in the following setup, I observ a "massive" performance decrease after a couple of gigabytes of transfrerred data. other guests keep running fine (no regressions) and nothing unusual is observed on the host. fedora 8 host, kvm-72 (user and module) fedora 9 guest, all

Booting ESXi from within KVM

2008-08-23 Thread Ian Kirk
Having given up getting normal ESX booting from within KVM, I thought i'd give ESXi a go. PXE booting the hypervisor image outside of KVM I have working fine. When trying within KVM i had a few issues: The 'vmport' breaks ESXi, so for now I commented out vmport_init(); Then it complains about t

Re: Reserving CPU resources for a KVM guest

2008-08-23 Thread Dor Laor
Yuksel Gunal wrote: Hi, I have been playing with KVM and was wondering about the following question: is there a resource configuration setting that would enforce a fraction of CPU to be guaranteed for a KVM guest? What I have on mind is something similar to the "reservation" setting on VMwar