Re: [Qemu-devel] Can we increase vring size over 1024?

2016-09-03 Thread Michael S. Tsirkin
On Sat, Sep 03, 2016 at 04:20:47AM +, Gonglei (Arei) wrote: > > > > -Original Message- > > From: Michael S. Tsirkin [mailto:m...@redhat.com] > > Sent: Saturday, September 03, 2016 1:33 AM > > To: Gonglei (Arei) > > Cc: stefa...@redhat.com; jasow...@redhat.com; k...@vger.kernel.org; >

Re: [Qemu-devel] Can we increase vring size over 1024?

2016-09-02 Thread Gonglei (Arei)
> -Original Message- > From: Michael S. Tsirkin [mailto:m...@redhat.com] > Sent: Saturday, September 03, 2016 1:33 AM > To: Gonglei (Arei) > Cc: stefa...@redhat.com; jasow...@redhat.com; k...@vger.kernel.org; > virtio-...@lists.oasis-open.org; qemu-devel@nongnu.org; Lilijun (Jerry); > Hua

Re: [Qemu-devel] Can we increase vring size over 1024?

2016-09-02 Thread Michael S. Tsirkin
On Fri, Sep 02, 2016 at 06:55:35AM +, Gonglei (Arei) wrote: > Hi Michael & all, > > Michael, you made a presentation about the virto 1.1's new features in KVM > Forum last week. > That's wonderful! > > And I'd like to know can we increase vring size over 1024, such as 4096 or > 8192? > > M

Re: [Qemu-devel] Can we increase vring size over 1024?

2016-09-02 Thread Stefan Hajnoczi
On Fri, Sep 02, 2016 at 06:55:35AM +, Gonglei (Arei) wrote: > Michael, you made a presentation about the virto 1.1's new features in KVM > Forum last week. > That's wonderful! > > And I'd like to know can we increase vring size over 1024, such as 4096 or > 8192? > > My colleage had asked th

[Qemu-devel] Can we increase vring size over 1024?

2016-09-01 Thread Gonglei (Arei)
Hi Michael & all, Michael, you made a presentation about the virto 1.1's new features in KVM Forum last week. That's wonderful! And I'd like to know can we increase vring size over 1024, such as 4096 or 8192? My colleage had asked the same question in 2014, but she didn't get a definite answar