Re: [PATCH net-next RFC 0/5] batched tx processing in vhost_net

2017-09-28 Thread Jason Wang
On 2017年09月28日 06:28, Michael S. Tsirkin wrote: On Wed, Sep 27, 2017 at 08:27:37AM +0800, Jason Wang wrote: On 2017年09月26日 21:45, Michael S. Tsirkin wrote: On Fri, Sep 22, 2017 at 04:02:30PM +0800, Jason Wang wrote: Hi: This series tries to implement basic tx batched processing. This is do

Re: [PATCH net-next RFC 0/5] batched tx processing in vhost_net

2017-09-27 Thread Michael S. Tsirkin
On Wed, Sep 27, 2017 at 08:27:37AM +0800, Jason Wang wrote: > > > On 2017年09月26日 21:45, Michael S. Tsirkin wrote: > > On Fri, Sep 22, 2017 at 04:02:30PM +0800, Jason Wang wrote: > > > Hi: > > > > > > This series tries to implement basic tx batched processing. This is > > > done by prefetching de

Re: [PATCH net-next RFC 0/5] batched tx processing in vhost_net

2017-09-26 Thread Jason Wang
On 2017年09月27日 03:26, Michael S. Tsirkin wrote: On Fri, Sep 22, 2017 at 04:02:30PM +0800, Jason Wang wrote: Hi: This series tries to implement basic tx batched processing. This is done by prefetching descriptor indices and update used ring in a batch. This intends to speed up used ring updati

Re: [PATCH net-next RFC 0/5] batched tx processing in vhost_net

2017-09-26 Thread Jason Wang
On 2017年09月26日 21:45, Michael S. Tsirkin wrote: On Fri, Sep 22, 2017 at 04:02:30PM +0800, Jason Wang wrote: Hi: This series tries to implement basic tx batched processing. This is done by prefetching descriptor indices and update used ring in a batch. This intends to speed up used ring updati

Re: [PATCH net-next RFC 0/5] batched tx processing in vhost_net

2017-09-26 Thread Michael S. Tsirkin
On Fri, Sep 22, 2017 at 04:02:30PM +0800, Jason Wang wrote: > Hi: > > This series tries to implement basic tx batched processing. This is > done by prefetching descriptor indices and update used ring in a > batch. This intends to speed up used ring updating and improve the > cache utilization. Tes

Re: [PATCH net-next RFC 0/5] batched tx processing in vhost_net

2017-09-26 Thread Michael S. Tsirkin
On Fri, Sep 22, 2017 at 04:02:30PM +0800, Jason Wang wrote: > Hi: > > This series tries to implement basic tx batched processing. This is > done by prefetching descriptor indices and update used ring in a > batch. This intends to speed up used ring updating and improve the > cache utilization. In

[PATCH net-next RFC 0/5] batched tx processing in vhost_net

2017-09-22 Thread Jason Wang
Hi: This series tries to implement basic tx batched processing. This is done by prefetching descriptor indices and update used ring in a batch. This intends to speed up used ring updating and improve the cache utilization. Test shows about ~22% improvement in tx pss. Please review. Jason Wang (5