[dpdk-dev] [RFC PATCH 0/2] performance utility in testpmd

2016-04-22 Thread Wang, Zhihong
> -Original Message- > From: Richardson, Bruce > Sent: Thursday, April 21, 2016 7:00 PM > To: Thomas Monjalon > Cc: Wang, Zhihong ; dev at dpdk.org; De Lara > Guarch, > Pablo > Subject: Re: [dpdk-dev] [RFC PATCH 0/2] performance utility in testpmd > >

[dpdk-dev] [RFC PATCH 0/2] performance utility in testpmd

2016-04-22 Thread Wang, Zhihong
> -Original Message- > From: Thomas Monjalon [mailto:thomas.monjalon at 6wind.com] > Sent: Thursday, April 21, 2016 5:54 PM > To: Wang, Zhihong > Cc: dev at dpdk.org; De Lara Guarch, Pablo > Subject: Re: [dpdk-dev] [RFC PATCH 0/2] performance utility in testpmd >

[dpdk-dev] [RFC PATCH 0/2] performance utility in testpmd

2016-04-21 Thread Bruce Richardson
On Thu, Apr 21, 2016 at 11:54:12AM +0200, Thomas Monjalon wrote: > 2016-04-20 18:43, Zhihong Wang: > > This RFC patch proposes a general purpose forwarding engine in testpmd > > namely "portfwd", to enable performance analysis and tuning for poll mode > > drivers in vSwitching scenarios. > > > >

[dpdk-dev] [RFC PATCH 0/2] performance utility in testpmd

2016-04-21 Thread Thomas Monjalon
2016-04-20 18:43, Zhihong Wang: > This RFC patch proposes a general purpose forwarding engine in testpmd > namely "portfwd", to enable performance analysis and tuning for poll mode > drivers in vSwitching scenarios. > > > Problem statement > - > > vSwitching is more I/O bound in

[dpdk-dev] [RFC PATCH 0/2] performance utility in testpmd

2016-04-20 Thread Zhihong Wang
This RFC patch proposes a general purpose forwarding engine in testpmd namely "portfwd", to enable performance analysis and tuning for poll mode drivers in vSwitching scenarios. Problem statement - vSwitching is more I/O bound in a lot of cases since there are a lot of LLC/cross-