[dpdk-dev] Solarflare DPDK

Ankit Aggarwal ankit.a at irage.in
Tue Mar 21 10:05:33 CET 2017

Hi Andrew

I'm developing a kit for kernel bypass purpose.OpenOnLoad already provides
a way to do kernel bypass.

Can dpdk also be used for kernel bypassing purpose on intel/solarflare

Ankit Aggarwal

On Tue, Mar 21, 2017 at 1:48 PM, Andrew Rybchenko <arybchenko at solarflare.com
> wrote:

> Hi Ankit,
> (May be users at dpdk.org is a better place for such questions)
> OpenOnload provides a user-level TCP/IP stack with POSIX interface –
> transparently runs any Linux sockets binary without requiring any changes
> to the application. "DPDK is a set of libraries and drivers for fast
> packet processing. [snip] DPDK is not a networking stack" (quotes from
> dpdk.org). So they have very different end use-cases.
> So if end-use case is performing packet processing and/or switching
> packets between network interfaces then DPDK allows an open API to be used.
> However, if app needs to terminate TCP or UDP flows then OpenOnload
> provides a mature TCP/IP stack. We’ve seen good results with applications
> such as Nginx with OpenOnload.
> Regards,
> Andrew.
> On 03/20/2017 05:22 PM, Ankit Aggarwal wrote:
> Hi DPDK Users/devs
> Can you please tell me the benefits of using DPDK over openonload for
> solarflare cards?
> Ankit Aggarwal

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