Re: [Qemu-devel] vhost-scsi port to v1.1.0 + MSI-X performance regression

2012-08-13 Thread Michael S. Tsirkin
On Tue, Jul 24, 2012 at 01:20:56PM -0700, Nicholas A. Bellinger wrote: > On Tue, 2012-07-24 at 09:57 +0200, Jan Kiszka wrote: > > On 2012-07-24 09:42, Nicholas A. Bellinger wrote: > > > Hi Anthony, Stefan & QEMU folks, > > > > > > > > > However, thus far I've not been able to get virtio-scsi <-

Re: [Qemu-devel] vhost-scsi port to v1.1.0 + MSI-X performance regression

2012-07-25 Thread Jan Kiszka
On 2012-07-24 22:20, Nicholas A. Bellinger wrote: > On Tue, 2012-07-24 at 09:57 +0200, Jan Kiszka wrote: >> On 2012-07-24 09:42, Nicholas A. Bellinger wrote: >>> Hi Anthony, Stefan & QEMU folks, >>> > > > >>> However, thus far I've not been able to get virtio-scsi <-> tcm_vhost >>> I/O to actual

Re: [Qemu-devel] vhost-scsi port to v1.1.0 + MSI-X performance regression

2012-07-24 Thread Nicholas A. Bellinger
On Tue, 2012-07-24 at 13:20 -0700, Nicholas A. Bellinger wrote: > On Tue, 2012-07-24 at 09:57 +0200, Jan Kiszka wrote: > > On 2012-07-24 09:42, Nicholas A. Bellinger wrote: > > > Hi Anthony, Stefan & QEMU folks, > > > > > > > > > However, thus far I've not been able to get virtio-scsi <-> tcm_v

Re: [Qemu-devel] vhost-scsi port to v1.1.0 + MSI-X performance regression

2012-07-24 Thread Nicholas A. Bellinger
On Tue, 2012-07-24 at 09:57 +0200, Jan Kiszka wrote: > On 2012-07-24 09:42, Nicholas A. Bellinger wrote: > > Hi Anthony, Stefan & QEMU folks, > > > > However, thus far I've not been able to get virtio-scsi <-> tcm_vhost > > I/O to actually work against the latest qemu.git/master.. > > > > So

Re: [Qemu-devel] vhost-scsi port to v1.1.0 + MSI-X performance regression

2012-07-24 Thread Stefan Hajnoczi
On Tue, Jul 24, 2012 at 8:57 AM, Jan Kiszka wrote: > On 2012-07-24 09:42, Nicholas A. Bellinger wrote: >> Hi Anthony, Stefan & QEMU folks, >> >> So during the process of separating out the patches from Zhi's >> vhost-scsi tree this evening, I managed to squash everything down to >> nine nicely rev

Re: [Qemu-devel] vhost-scsi port to v1.1.0 + MSI-X performance regression

2012-07-24 Thread Jan Kiszka
On 2012-07-24 14:05, Stefan Hajnoczi wrote: > On Tue, Jul 24, 2012 at 8:57 AM, Jan Kiszka wrote: >> On 2012-07-24 09:42, Nicholas A. Bellinger wrote: >>> Hi Anthony, Stefan & QEMU folks, >>> >>> So during the process of separating out the patches from Zhi's >>> vhost-scsi tree this evening, I mana

[Qemu-devel] vhost-scsi port to v1.1.0 + MSI-X performance regression

2012-07-24 Thread Nicholas A. Bellinger
Hi Anthony, Stefan & QEMU folks, So during the process of separating out the patches from Zhi's vhost-scsi tree this evening, I managed to squash everything down to nine nicely reviewable patches that apply against the current qemu.git/master: Nicholas Bellinger (1): virtio-scsi: Set max_target

Re: [Qemu-devel] vhost-scsi port to v1.1.0 + MSI-X performance regression

2012-07-24 Thread Jan Kiszka
On 2012-07-24 09:42, Nicholas A. Bellinger wrote: > Hi Anthony, Stefan & QEMU folks, > > So during the process of separating out the patches from Zhi's > vhost-scsi tree this evening, I managed to squash everything down to > nine nicely reviewable patches that apply against the current > qemu.git/