[dpdk-dev] DCA

2015-04-22 Thread Bruce Richardson
On Tue, Apr 21, 2015 at 10:44:54AM -0700, Matthew Hall wrote: > On Tue, Apr 21, 2015 at 10:27:48AM +0100, Bruce Richardson wrote: > > Can you perhaps comment on the use-case where you find this binding > > limiting? Modern platforms have multiple NUMA nodes, but they also > > generally > > have

[dpdk-dev] DCA

2015-04-21 Thread Vlad Zolotarov
On 04/21/15 12:27, Bruce Richardson wrote: > On Tue, Apr 21, 2015 at 11:51:40AM +0300, Vlad Zolotarov wrote: >> >> On 04/20/15 13:50, Bruce Richardson wrote: >>> On Mon, Apr 20, 2015 at 01:07:59PM +0300, Vlad Zolotarov wrote: Hi, I would like to ask if there is any reason why DPDK doesn

[dpdk-dev] DCA

2015-04-21 Thread Vlad Zolotarov
On 04/20/15 13:50, Bruce Richardson wrote: > On Mon, Apr 20, 2015 at 01:07:59PM +0300, Vlad Zolotarov wrote: >> Hi, >> I would like to ask if there is any reason why DPDK doesn't have support for >> DCA feature? >> >> thanks, >> vlad > With modern platforms with DDIO the data written by the NIC a

[dpdk-dev] DCA

2015-04-21 Thread Matthew Hall
On Tue, Apr 21, 2015 at 10:27:48AM +0100, Bruce Richardson wrote: > Can you perhaps comment on the use-case where you find this binding > limiting? Modern platforms have multiple NUMA nodes, but they also generally > have PCI slots connected to those multiple NUMA nodes also, so that you can > h

[dpdk-dev] DCA

2015-04-21 Thread Bruce Richardson
On Tue, Apr 21, 2015 at 11:51:40AM +0300, Vlad Zolotarov wrote: > > > On 04/20/15 13:50, Bruce Richardson wrote: > >On Mon, Apr 20, 2015 at 01:07:59PM +0300, Vlad Zolotarov wrote: > >>Hi, > >>I would like to ask if there is any reason why DPDK doesn't have support for > >>DCA feature? > >> > >>th

[dpdk-dev] DCA

2015-04-20 Thread Vlad Zolotarov
Hi, I would like to ask if there is any reason why DPDK doesn't have support for DCA feature? thanks, vlad

[dpdk-dev] DCA

2015-04-20 Thread Bruce Richardson
On Mon, Apr 20, 2015 at 01:07:59PM +0300, Vlad Zolotarov wrote: > Hi, > I would like to ask if there is any reason why DPDK doesn't have support for > DCA feature? > > thanks, > vlad With modern platforms with DDIO the data written by the NIC automatically goes into the cache of the CPU without u