Great, ZeroMQ on DPDK sound really interesting! Hope to hear about that again in upcoming time :)
Francesco 2017-10-06 20:45 GMT+02:00 Luca Boccassi <luca.bocca...@gmail.com>: > On Fri, 2017-10-06 at 19:12 +0200, Francesco wrote: > > Hi all, > > just out of curiosity (since I see PF_RING being mentioned), was DPDK > > ever > > took into account? > > My company is now using DPDK for very-fast networking capture (let's > > say in > > 10-40Gbps range) and (very recently) adopted ZMQ for inter-software > > communication (much lower bandwidth)... while zeromq is much more > > friendly > > than DPDK having a ZMQ PUB socket over DPDK would just be awesome :-) > > > > Thanks, > > Francesco > > I have :-) > > See the second item in the proposed topics for the Hackaton. > > We can't use directly DPDK, as it would be a bit mad to implement a > layer 4 protocol from scratch. But TLDK provides a (reduced) TCP stack > built on top of DPDK, which means we can use the existing TCP transport > code with it. Much more feasible for a 2-day hackaton! > > I've wanted to experiment with that for a long while now (I'm quite > active in DPDK as well), just never had the time. > > > Benjamin, PF_RING sounds very interesting as well, please feel free to > add it to the list. > > Bear in mind that I started compiling that list just to throw in ideas > that I think would be interesting, so feel free to add as many things > as you like. Then when we are there we can chat and decide what to do > together. We can work on multiple things in groups, etc etc, nothing > fixed in stone. > > > 2017-10-06 11:18 GMT+02:00 Benjamin Henrion <zoo...@gmail.com>: > > > > > Hi, > > > > > > I see in the agenda of the hackaton that there is an item about > > > zerocopy kernel API: > > > > > > http://zeromq.org/event:zeromq-pre-fosdem-hackaton-thu-1-fri-2-feb- > > > 2018 > > > > > > What about PF_RING? > > > > > > I have used curvetun: > > > > > > http://manpages.ubuntu.com/manpages/wily/man8/curvetun.8.html > > > > > > Which can do gigabit encrypted link with an average cpu. > > > > > > Curvetun uses libsodium, and PF_RING to speed things up. > > > > > > I guess PF_RING makes a big difference, and in the case of zmq, it > > > should do as well (spends less time in Linux tcpip stack). Linux > > > tcpip > > > stack is way too big, a simple kernel is 350kb, you add tcpip it is > > > 750kb, you wonder what they do in there. > > > > > > Best, > > > > > > -- > > > Benjamin Henrion <bhenrion at ffii.org> > > > FFII Brussels - +32-484-566109 - +32-2-3500762 > > > "In July 2005, after several failed attempts to legalise software > > > patents in Europe, the patent establishment changed its strategy. > > > Instead of explicitly seeking to sanction the patentability of > > > software, they are now seeking to create a central European patent > > > court, which would establish and enforce patentability rules in > > > their > > > favor, without any possibility of correction by competing courts or > > > democratically elected legislators." > > > _______________________________________________ > > > zeromq-dev mailing list > > > zeromq-dev@lists.zeromq.org > > > https://lists.zeromq.org/mailman/listinfo/zeromq-dev > > > > > > > _______________________________________________ > > zeromq-dev mailing list > > zeromq-dev@lists.zeromq.org > > https://lists.zeromq.org/mailman/listinfo/zeromq-dev > > _______________________________________________ > zeromq-dev mailing list > zeromq-dev@lists.zeromq.org > https://lists.zeromq.org/mailman/listinfo/zeromq-dev > >
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