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Date:      Mon, 22 Feb 2016 16:01:48 -0800
From:      Luigi Rizzo <rizzo@iet.unipi.it>
To:        Slawa Olhovchenkov <slw@zxy.spb.ru>
Cc:        freebsd-current <freebsd-current@freebsd.org>
Subject:   Re: three new netmap tools: pcap player, link emulator, load distributor
Message-ID:  <CA%2BhQ2%2Bgf0WfXJtpmn1L8aMdh9EJxZr-JVaCTDJrRhSiYO-ty4g@mail.gmail.com>
In-Reply-To: <20160222235502.GT68298@zxy.spb.ru>
References:  <CA%2BhQ2%2Bhma5%2B4a60j1p1bERm6fB0JEY9EKODDfzfMawLjqQhLkA@mail.gmail.com> <20160222121415.GG37895@zxy.spb.ru> <CA%2BhQ2%2Bjdgwo-XqkSza0HNP6yWUoXOOFC2K90y5s%2BG%2BHGrEKsTg@mail.gmail.com> <20160222181603.GR68298@zxy.spb.ru> <CA%2BhQ2%2Bh13dOWm3T%2B2hyqsDrZ2wG5_OEQ%2BVv6BFJMMBpEf3GcbA@mail.gmail.com> <20160222235502.GT68298@zxy.spb.ru>

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On Mon, Feb 22, 2016 at 3:55 PM, Slawa Olhovchenkov <slw@zxy.spb.ru> wrote:
> On Mon, Feb 22, 2016 at 02:40:15PM -0800, Luigi Rizzo wrote:

>> please try now.
>
> compiled, ok.
> and i need wrote some apps for forwarding from pipes to output
> interface?

just use multiple pkt-gen in read mode on the outputs,
and perhaps one pkt-gen in tx mode with a range of addresses
on the input

>
> PS: sorry for mislead, 6.5Mpps for me for next flow:
>
> physical => rehasher_rhasher => output
>               v        ^
>               dummy workers
>
> i.e. 6.5Mpss input traffic, rehasher passthrough every packet twice.

i suppose it does a copy so it is not the same thing as lb.

In any case as I said, "similar" functionality does not imply
similar performance (and in your case, functionality is also
different).

cheers
luigi



-- 
-----------------------------------------+-------------------------------
 Prof. Luigi RIZZO, rizzo@iet.unipi.it  . Dip. di Ing. dell'Informazione
 http://www.iet.unipi.it/~luigi/        . Universita` di Pisa
 TEL      +39-050-2217533               . via Diotisalvi 2
 Mobile   +39-338-6809875               . 56122 PISA (Italy)
-----------------------------------------+-------------------------------



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