Re: Adding Flow Director sysctls to ixgbe(4)

2011-09-09 Thread K. Macy
> What this means is that we have > a failure of abstraction.  Abstraction has a cost, and some of the people who > want > access to low level queues are not interested in paying an extra abstraction > cost. I think a case can be made that that isn't necessarily the case depending on how well th

Re: igb/ixgbe RSS/RX queues for non-IP traffic

2011-09-09 Thread John Baldwin
On Wednesday, September 07, 2011 10:52:17 am Alexander V. Chernikov wrote: > Hello list! > > (CC'in Jack Vogel since this is intel drivers/hardware specific question) > > There are some techniques for assigning network traffic to different NIC > RX queues (bound to different CPUs/cores). > The m

Re: Adding Flow Director sysctls to ixgbe(4)

2011-09-09 Thread Ben Hutchings
On Fri, 2011-09-09 at 13:18 +0900, Takuya ASADA wrote: > On Sep 9, 2011, at 9:44 AM, Ben Hutchings wrote: > > > But it would be a lot nicer if this could be done automatically. Which > > I believe it can - see the RFS and XPS features in Linux. > > Does it cooperate with hw queues and hw hashin

Re: igb/ixgbe RSS/RX queues for non-IP traffic

2011-09-09 Thread Ryan Stone
On Wed, Sep 7, 2011 at 10:52 AM, Alexander V. Chernikov wrote: > Particularly I'm trying to figure out how can I use all this variety of > filters to get MPLS traffic split to different RX queues. I've got bad news for you on this. From Section 7.1.2.7 of the 82599 datasheet(Flow Director Filter