* Support for RDMA in DPDK @ 2022-11-30 10:02 Antonio Di Bacco 2022-12-01 18:24 ` Cliff Burdick 0 siblings, 1 reply; 6+ messages in thread From: Antonio Di Bacco @ 2022-11-30 10:02 UTC (permalink / raw) To: users I would like to understand if DPDK will support officially RDMA through a set of APIs. Regards. ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: Support for RDMA in DPDK 2022-11-30 10:02 Support for RDMA in DPDK Antonio Di Bacco @ 2022-12-01 18:24 ` Cliff Burdick 2022-12-02 8:05 ` Antonio Di Bacco 0 siblings, 1 reply; 6+ messages in thread From: Cliff Burdick @ 2022-12-01 18:24 UTC (permalink / raw) To: Antonio Di Bacco; +Cc: users [-- Attachment #1: Type: text/plain, Size: 285 bytes --] If you are looking for RDMA to GPU devices, you can use gpudev in newer DPDK versions to do it. On Wed, Nov 30, 2022 at 2:02 AM Antonio Di Bacco <a.dibacco.ks@gmail.com> wrote: > I would like to understand if DPDK will support officially RDMA > through a set of APIs. > > Regards. > [-- Attachment #2: Type: text/html, Size: 579 bytes --] ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: Support for RDMA in DPDK 2022-12-01 18:24 ` Cliff Burdick @ 2022-12-02 8:05 ` Antonio Di Bacco 2022-12-02 16:50 ` Cliff Burdick 0 siblings, 1 reply; 6+ messages in thread From: Antonio Di Bacco @ 2022-12-02 8:05 UTC (permalink / raw) To: Cliff Burdick; +Cc: users Thank you for the information. I would need RDMA from a network card. Is there anything boiling in the pot? On Thu, Dec 1, 2022 at 7:24 PM Cliff Burdick <shaklee3@gmail.com> wrote: > > If you are looking for RDMA to GPU devices, you can use gpudev in newer DPDK versions to do it. > > On Wed, Nov 30, 2022 at 2:02 AM Antonio Di Bacco <a.dibacco.ks@gmail.com> wrote: >> >> I would like to understand if DPDK will support officially RDMA >> through a set of APIs. >> >> Regards. ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: Support for RDMA in DPDK 2022-12-02 8:05 ` Antonio Di Bacco @ 2022-12-02 16:50 ` Cliff Burdick 2022-12-02 17:06 ` Antonio Di Bacco 0 siblings, 1 reply; 6+ messages in thread From: Cliff Burdick @ 2022-12-02 16:50 UTC (permalink / raw) To: Antonio Di Bacco; +Cc: users [-- Attachment #1: Type: text/plain, Size: 677 bytes --] > > > Thank you for the information. > > I would need RDMA from a network card. Is there anything boiling in the > pot? > > On Thu, Dec 1, 2022 at 7:24 PM Cliff Burdick <shaklee3@gmail.com> wrote: > > > > If you are looking for RDMA to GPU devices, you can use gpudev in newer > DPDK versions to do it. > > > > On Wed, Nov 30, 2022 at 2:02 AM Antonio Di Bacco <a.dibacco.ks@gmail.com> > wrote: > >> > >> I would like to understand if DPDK will support officially RDMA > >> through a set of APIs. > >> > >> Regards. > Hi Antonio, can you talk about what you're trying to do? The Connect-X cards with gpudev can do RDMA. I'm not sure if it works or is supported on other cards. [-- Attachment #2: Type: text/html, Size: 1114 bytes --] ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: Support for RDMA in DPDK 2022-12-02 16:50 ` Cliff Burdick @ 2022-12-02 17:06 ` Antonio Di Bacco 2022-12-02 21:46 ` Cliff Burdick 0 siblings, 1 reply; 6+ messages in thread From: Antonio Di Bacco @ 2022-12-02 17:06 UTC (permalink / raw) To: Cliff Burdick; +Cc: users Hi Cliff, my goal is to be able to use a set of DPDK APIs to allow an application to configure a network card (Connect-X or E810-C) to transfer the received packets to a location in the RAM with the RDMA in order to improve the latency. Thx, Antonio. On Fri, Dec 2, 2022 at 5:50 PM Cliff Burdick <shaklee3@gmail.com> wrote: >> >> >> Thank you for the information. >> >> I would need RDMA from a network card. Is there anything boiling in the pot? >> >> On Thu, Dec 1, 2022 at 7:24 PM Cliff Burdick <shaklee3@gmail.com> wrote: >> > >> > If you are looking for RDMA to GPU devices, you can use gpudev in newer DPDK versions to do it. >> > >> > On Wed, Nov 30, 2022 at 2:02 AM Antonio Di Bacco <a.dibacco.ks@gmail.com> wrote: >> >> >> >> I would like to understand if DPDK will support officially RDMA >> >> through a set of APIs. >> >> >> >> Regards. > > > Hi Antonio, can you talk about what you're trying to do? The Connect-X cards with gpudev can do RDMA. I'm not sure if it works or is supported on other cards. > ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: Support for RDMA in DPDK 2022-12-02 17:06 ` Antonio Di Bacco @ 2022-12-02 21:46 ` Cliff Burdick 0 siblings, 0 replies; 6+ messages in thread From: Cliff Burdick @ 2022-12-02 21:46 UTC (permalink / raw) To: Antonio Di Bacco; +Cc: users [-- Attachment #1: Type: text/plain, Size: 1347 bytes --] > Hi Cliff, > > my goal is to be able to use a set of DPDK APIs to allow an > application to configure a network card (Connect-X or E810-C) to > transfer the received packets to a location in the RAM with the RDMA > in order to improve the latency. > > Thx, > Antonio. > > On Fri, Dec 2, 2022 at 5:50 PM Cliff Burdick <shaklee3@gmail.com> wrote: > >> > >> > >> Thank you for the information. > >> > >> I would need RDMA from a network card. Is there anything boiling in the > pot? > >> > >> On Thu, Dec 1, 2022 at 7:24 PM Cliff Burdick <shaklee3@gmail.com> > wrote: > >> > > >> > If you are looking for RDMA to GPU devices, you can use gpudev in > newer DPDK versions to do it. > >> > > >> > On Wed, Nov 30, 2022 at 2:02 AM Antonio Di Bacco < > a.dibacco.ks@gmail.com> wrote: > >> >> > >> >> I would like to understand if DPDK will support officially RDMA > >> >> through a set of APIs. > >> >> > >> >> Regards. > > > > > > Hi Antonio, can you talk about what you're trying to do? The Connect-X > cards with gpudev can do RDMA. I'm not sure if it works or is supported on > other cards. > > > Hi Antonio, by RDMA are you specifically referring to a protocol like RoCE, or do you just mean DMA data to an external interface that's not the CPU? For the latter you can copy why gpudev does by using external memory buffers for any arbitrary device. [-- Attachment #2: Type: text/html, Size: 2017 bytes --] ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2022-12-02 21:46 UTC | newest] Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2022-11-30 10:02 Support for RDMA in DPDK Antonio Di Bacco 2022-12-01 18:24 ` Cliff Burdick 2022-12-02 8:05 ` Antonio Di Bacco 2022-12-02 16:50 ` Cliff Burdick 2022-12-02 17:06 ` Antonio Di Bacco 2022-12-02 21:46 ` Cliff Burdick
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