Alex, Michael,
Thank you for the clarification.
On Tue, Mar 15, 2011 at 1:01 AM, Alex Williamson wrote:
> On Mon, 2011-03-14 at 21:00 +0200, Michael S. Tsirkin wrote:
> > On Mon, Mar 14, 2011 at 10:35:08PM +0530, rukhsana ansari wrote:
> > > Seeking clarification to the original question I post
On Mon, 2011-03-14 at 21:00 +0200, Michael S. Tsirkin wrote:
> On Mon, Mar 14, 2011 at 10:35:08PM +0530, rukhsana ansari wrote:
> > Seeking clarification to the original question I posted:
> > >>
> > >>
> > > This maybe a novice question - Would appreciate it if you can you provide
> > > a
> > > p
On Mon, Mar 14, 2011 at 10:35:08PM +0530, rukhsana ansari wrote:
> Seeking clarification to the original question I posted:
> >>
> >>
> > This maybe a novice question - Would appreciate it if you can you provide a
> > pointer to documentation or relevant code that explains what is the
> > limitatio
Seeking clarification to the original question I posted:
>>
>>
> This maybe a novice question - Would appreciate it if you can you provide
a
> pointer to documentation or relevant code that explains what is the
> *limitation in supporting level irq support in kvm irqfd.*
>
>
>
After browsing the KV
Hi,
On Thu, Jan 20, 2011 at 9:05 PM, Michael S. Tsirkin wrote:
> When MSI is off, each interrupt needs to be bounced through the io
> thread when it's set/cleared, so vhost-net causes more context switches and
> higher CPU utilization than userspace virtio which handles networking in
> the same
On 01/21/2011 03:55 AM, Michael S. Tsirkin wrote:
On Thu, Jan 20, 2011 at 06:35:46PM -0700, Alex Williamson wrote:
On Thu, 2011-01-20 at 18:23 -0600, Anthony Liguori wrote:
On 01/20/2011 10:07 AM, Michael S. Tsirkin wrote:
On Thu, Jan 20, 2011 at 09:43:57AM -0600, Anthony Lig
On 01/21/2011 03:48 AM, Michael S. Tsirkin wrote:
On Thu, Jan 20, 2011 at 06:23:36PM -0600, Anthony Liguori wrote:
On 01/20/2011 10:07 AM, Michael S. Tsirkin wrote:
On Thu, Jan 20, 2011 at 09:43:57AM -0600, Anthony Liguori wrote:
On 01/20/2011 09:35 AM, Michael S. Tsirkin wro
On Fri, Jan 21, 2011 at 06:19:13AM -0700, Alex Williamson wrote:
> On Fri, 2011-01-21 at 11:55 +0200, Michael S. Tsirkin wrote:
> > On Thu, Jan 20, 2011 at 06:35:46PM -0700, Alex Williamson wrote:
> > > On Thu, 2011-01-20 at 18:23 -0600, Anthony Liguori wrote:
> > > > On 01/20/2011 10:07 AM, Michae
On Fri, 2011-01-21 at 11:55 +0200, Michael S. Tsirkin wrote:
> On Thu, Jan 20, 2011 at 06:35:46PM -0700, Alex Williamson wrote:
> > On Thu, 2011-01-20 at 18:23 -0600, Anthony Liguori wrote:
> > > On 01/20/2011 10:07 AM, Michael S. Tsirkin wrote:
> > > > On Thu, Jan 20, 2011 at 09:43:57AM -0600, Ant
On Thu, Jan 20, 2011 at 06:35:46PM -0700, Alex Williamson wrote:
> On Thu, 2011-01-20 at 18:23 -0600, Anthony Liguori wrote:
> > On 01/20/2011 10:07 AM, Michael S. Tsirkin wrote:
> > > On Thu, Jan 20, 2011 at 09:43:57AM -0600, Anthony Liguori wrote:
> > >
> > >> On 01/20/2011 09:35 AM, Michael
On Thu, Jan 20, 2011 at 06:23:36PM -0600, Anthony Liguori wrote:
> On 01/20/2011 10:07 AM, Michael S. Tsirkin wrote:
> >On Thu, Jan 20, 2011 at 09:43:57AM -0600, Anthony Liguori wrote:
> >>On 01/20/2011 09:35 AM, Michael S. Tsirkin wrote:
> >>>When MSI is off, each interrupt needs to be bounced thr
On Thu, 2011-01-20 at 18:23 -0600, Anthony Liguori wrote:
> On 01/20/2011 10:07 AM, Michael S. Tsirkin wrote:
> > On Thu, Jan 20, 2011 at 09:43:57AM -0600, Anthony Liguori wrote:
> >
> >> On 01/20/2011 09:35 AM, Michael S. Tsirkin wrote:
> >>
> >>> When MSI is off, each interrupt needs to
On 01/20/2011 10:07 AM, Michael S. Tsirkin wrote:
On Thu, Jan 20, 2011 at 09:43:57AM -0600, Anthony Liguori wrote:
On 01/20/2011 09:35 AM, Michael S. Tsirkin wrote:
When MSI is off, each interrupt needs to be bounced through the io
thread when it's set/cleared, so vhost-net causes mor
On Thu, Jan 20, 2011 at 09:43:57AM -0600, Anthony Liguori wrote:
> On 01/20/2011 09:35 AM, Michael S. Tsirkin wrote:
> >When MSI is off, each interrupt needs to be bounced through the io
> >thread when it's set/cleared, so vhost-net causes more context switches and
> >higher CPU utilization than us
On 01/20/2011 09:35 AM, Michael S. Tsirkin wrote:
When MSI is off, each interrupt needs to be bounced through the io
thread when it's set/cleared, so vhost-net causes more context switches and
higher CPU utilization than userspace virtio which handles networking in
the same thread.
We'll need to
When MSI is off, each interrupt needs to be bounced through the io
thread when it's set/cleared, so vhost-net causes more context switches and
higher CPU utilization than userspace virtio which handles networking in
the same thread.
We'll need to fix this by adding level irq support in kvm irqfd,
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