Messages in this thread | | | Date | Sun, 04 Dec 2011 19:37:09 +0200 | From | Avi Kivity <> | Subject | Re: [PATCH] virtio-ring: Use threshold for switching to indirect descriptors |
| |
On 12/04/2011 07:34 PM, Sasha Levin wrote: > > > > I'm confused. didn't you see a bigger benefit for guest->host by > > switching indirect off? > > The 5% improvement is over the 'regular' indirect on, not over indirect > off. Sorry for the confusion there. > > I suggested this change regardless of the outcome of indirect descriptor > threshold discussion, since it would help anyways.
For net, this makes sense. For block, it reduces the effective queue depth, so it's not a trivial change. It probably makes sense there too, though.
-- error compiling committee.c: too many arguments to function
| |