Another issue, ;) How I could access to the share memory cache of lcores (L3), the rte_ring is exactly that??
On 8 March 2016 at 13:08, Mahdi Moradmand Badie <mahdi.mbadie at gmail.com> wrote: > Dear Andriy, > Sorry for interrupt again, > As I see in rte_distributor, it is using rte_eth (ethernet), while I > wanna without using any NIC because I don't have it on my personal computer > :) > > On 8 March 2016 at 11:49, Mahdi Moradmand Badie <mahdi.mbadie at gmail.com> > wrote: > >> Thanks so much Andriy, >> Regarding cross-post, yes you are right sorry about that and of course >> afterwards. >> >> On 8 March 2016 at 03:17, Andriy Berestovskyy <aber at semihalf.com> wrote: >> >>> Hi Mahdi, >>> Looks like the DPDK's rte_distributor is the right tool for your task. >>> Please have a look at: >>> http://dpdk.org/doc/guides/prog_guide/packet_distrib_lib.html >>> >>> There is also the Distributor Sample Application in DPDK: >>> http://dpdk.org/doc/guides/sample_app_ug/dist_app.html >>> >>> >>> Please do not cross-post to dev@ mailing list. >>> >>> Regards, >>> Andriy >>> >>> On Tue, Mar 8, 2016 at 6:41 AM, Mahdi Moradmand Badie >>> <mahdi.mbadie at gmail.com> wrote: >>> > I wanna create for example 3 different packets in core_0 as master and >>> > store them one by one in share memory(rte_ring), >>> > then the core_1 as slave read them and do function on them (ex. >>> P1+P2+P3) >>> > and again store in share memory, finally the core_0 read the packets >>> from >>> > share memory and compare them with whatever expected :) >>> > As I said and you mentioned is the same? :) >>> > >>> > On 8 March 2016 at 00:35, Hamed Zaghaghi <hamed.zaghaghi at gmail.com> >>> wrote: >>> > >>> >> Hi, >>> >> >>> >> If I understood well you need to do these tasks: >>> >> 1. Packet crafting (I think that DPDK has no functions for this task) >>> >> 2. Store packets (DPDK has (rte_mbuf)[ >>> >> http://dpdk.org/doc/api/rte__mbuf_8h.html]) >>> >> 3. Share between lcores (DPDK offers rte_ring) >>> >> >>> >> >>> >> >>> >> On Tue, Mar 8, 2016 at 8:45 AM Mahdi Moradmand Badie < >>> >> mahdi.mbadie at gmail.com> wrote: >>> >> >>> >>> Dear Hamed, >>> >>> >>> >>> First of all thank you so much for your kindly reply, >>> >>> >>> >>> It's the primary part of the big project, in order to be more >>> familiar >>> >>> with DPDK, >>> >>> I have to implement the mentioned framework by use of DPDK, >>> >>> And finally we wanna implement the cache locking approach (via help >>> of >>> >>> features like Cache Allocation Technology(CAT), Cache Monitoring >>> Technology >>> >>> (CMT)) in Xeon processor (my supervisor told me this simple exercise >>> >>> will be helpful to do the final part) in such a way we could >>> dedicate a >>> >>> specific part of shared memory (L3) to each core which the other >>> don't >>> >>> access to it. >>> >>> Obviously using of DPDK with Xeon which both are from "Intel", is >>> >>> considered as strength point. >>> >>> >>> >>> I hope this was more clear :) >>> >>> >>> >>> On 7 March 2016 at 23:56, Hamed Zaghaghi <hamed.zaghaghi at gmail.com> >>> >>> wrote: >>> >>> >>> >>>> Hi Mahdi, >>> >>>> >>> >>>> Why do you want to use DPDK when you don't use NIC? You can do what >>> you >>> >>>> want outside of DPDK. >>> >>>> >>> >>>> Regards, >>> >>>> Hamed Zaghaghi >>> >>>> >>> >>>> On Tue, Mar 8, 2016 at 12:16 AM Mahdi Moradmand Badie < >>> >>>> mahdi.mbadie at gmail.com> wrote: >>> >>>> >>> >>>>> Dear All, >>> >>>>> I am Mahdi and I am new in DPDK, >>> >>>>> I wanna generate for example 3 different packets in core0 as master >>> >>>>> write >>> >>>>> it to share memory (L3), then core1 as slave read this packets, >>> change >>> >>>>> them >>> >>>>> with for example function1 and write again in share memory (L3) and >>> >>>>> finally >>> >>>>> check the result with whatever I expect. >>> >>>>> The most important thing is that I don't wanna use NIC and I don't >>> know >>> >>>>> for >>> >>>>> working with cores how I can write/read to/from them, I mean with >>> which >>> >>>>> template and sequence??? >>> >>>>> Thanks in advance, >>> >>>>> >>> >>>> >>> >>> >>> >>> >>> >>> -- >>> >>> M at hdi Mor at dm@nd B at die >>> >>> >>> >> >>> > >>> > >>> > -- >>> > M at hdi Mor at dm@nd B at die >>> >>> >>> >>> -- >>> Andriy Berestovskyy >>> >> >> >> >> -- >> M at hdi Mor at dm@nd B at die >> > > > > -- > M at hdi Mor at dm@nd B at die > -- M at hdi Mor at dm@nd B at die
