Hi Avi,
Sorry, I got distracted from this ...
On Sat, 2008-07-26 at 12:45 +0300, Avi Kivity wrote:
Mark McLoughlin wrote:
1) The length of the tx mitigation timer makes quite a difference to
throughput achieved; we probably need a good heuristic for
adjusting this on the fly.
On Saturday 26 July 2008 19:45:36 Avi Kivity wrote:
Mark McLoughlin wrote:
Hey,
Here's a bunch of patches attempting to improve the performance
of virtio_net. This is more an RFC rather than a patch submission
since, as can be seen below, not all patches actually improve the
On Saturday 26 July 2008 19:45:36 Avi Kivity wrote:
5) Eliminating an extra copy on the host-guest path only makes a
barely measurable difference.
That's expected on a host-guest test. Zero copy is mostly important
for guest-external, and with zerocopy already enabled in the guest
Avi Kivity wrote:
Bill Davidsen wrote:
Anthony Liguori wrote:
Hi Mark,
[...snip...]
I'm still seeing the same problem I saw with my patch series.
Namely, dhclient fails to get a DHCP address. Rusty noticed that RX
has a lot more packets received then it should so we're suspicious
that
Avi Kivity wrote:
Bill Davidsen wrote:
I have been discussing this (on this list) in another thread. Putting
tcpdump on the eth0 device in the VM, the br0 device in the host, and
the eth0 (physical NIC) in the host, you can see that when the VM
generates a DHCP request it shows up on the
Anthony Liguori wrote:
Hi Mark,
Mark McLoughlin wrote:
Hey,
Here's a bunch of patches attempting to improve the performance
of virtio_net. This is more an RFC rather than a patch submission
since, as can be seen below, not all patches actually improve the
perfomance measurably.
I'm
On Thu, 2008-07-24 at 13:29 -0500, Anthony Liguori wrote:
Mark McLoughlin wrote:
Hey,
One all all-important thing I forgot to include was a comparison with
lguest :-)
Hey Mark,
This patch set is really great! I guess the hard part now is deciding
what all we want to apply.
Hey,
Here's a bunch of patches attempting to improve the performance
of virtio_net. This is more an RFC rather than a patch submission
since, as can be seen below, not all patches actually improve the
perfomance measurably.
I've tried hard to test each of these patches with as stable
Mark McLoughlin wrote:
Hey,
One all all-important thing I forgot to include was a comparison with
lguest :-)
Hey Mark,
This patch set is really great! I guess the hard part now is deciding
what all we want to apply. Do you have a suggestion of which patches
you think are worth
Hi Mark,
Mark McLoughlin wrote:
Hey,
Here's a bunch of patches attempting to improve the performance
of virtio_net. This is more an RFC rather than a patch submission
since, as can be seen below, not all patches actually improve the
perfomance measurably.
I'm still seeing the same
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