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From: Vladimir Medvedkin <medvedkinv@gmail.com>
To: Thomas Monjalon <thomas@monjalon.net>
Cc: "Medvedkin, Vladimir" <vladimir.medvedkin@intel.com>,
	 Stephen Hemminger <stephen@networkplumber.org>,
	dev <dev@dpdk.org>,
	 "Ananyev, Konstantin" <konstantin.ananyev@intel.com>,
	 "Chilikin, Andrey" <andrey.chilikin@intel.com>,
	ray.kinsella@intel.com, yipeng1.wang@intel.com,
	 sameh.gobriel@intel.com,
	Bruce Richardson <bruce.richardson@intel.com>
Subject: Re: [dpdk-dev] [PATCH v2 0/3] Predictable RSS feature
Date: Sun, 24 Oct 2021 15:42:52 +0100
Message-ID: <CANDrEHn+zt-dOyJoJhJg_xK+znp2cGze0C7PCz7PaLUkP0HSSA@mail.gmail.com> (raw)
In-Reply-To: <4839166.q8lF3qyuoj@thomas>

Hi Thomas,

пт, 22 окт. 2021 г. в 22:56, Thomas Monjalon <thomas@monjalon.net>:

> 11/04/2021 20:51, Medvedkin, Vladimir:
> > On 08/04/2021 18:56, Stephen Hemminger wrote:
> > >>   app/test/test_thash.c       | 468 +++++++++++++++++++++++++++++++-
> > >>   lib/librte_hash/meson.build |   3 +-
> > >>   lib/librte_hash/rte_thash.c | 637
> ++++++++++++++++++++++++++++++++++++++++++++
> > >>   lib/librte_hash/rte_thash.h | 180 +++++++++++++
> > >>   lib/librte_hash/version.map |   8 +
> > >>   5 files changed, 1289 insertions(+), 7 deletions(-)
> > >>   create mode 100644 lib/librte_hash/rte_thash.c
> > >
> > > It would be good to show how this could be used in an application.
> > > Maybe yet another variant/flag to l3fwd example.
> >
> > Agree, I think it would be great to have a simple NAT implementation in
> > examples. We've discussed this and will probably add in next releases.
>
> Vladimir, any update please?
> Could you provide it in 21.11?
>
>
>
>
It won't go in 21.11.
The prioritization was done in favour of the vectorized implementation of
the Toeplitz hash function, the scalar implementation takes about 200
cycles for a 12 byte tuple, which affects on a connections per second
performance of the NAT example. The new implementation is about 20 times
faster.

-- 
Regards,
Vladimir

  reply	other threads:[~2021-10-24 14:43 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-16 18:24 [dpdk-dev] [PATCH v1 " Vladimir Medvedkin
2021-03-16 18:24 ` [dpdk-dev] [PATCH v1 1/3] hash: add predictable RSS API Vladimir Medvedkin
2021-03-16 18:24 ` [dpdk-dev] [PATCH v1 2/3] hash: add predictable RSS implementation Vladimir Medvedkin
2021-03-16 18:24 ` [dpdk-dev] [PATCH v1 3/3] test/hash: add additional thash tests Vladimir Medvedkin
2021-04-06 19:50 ` [dpdk-dev] [PATCH v2 0/3] Predictable RSS feature Vladimir Medvedkin
2021-04-08 15:56   ` Stephen Hemminger
2021-04-11 18:51     ` Medvedkin, Vladimir
2021-10-22 20:37       ` Thomas Monjalon
2021-10-24 14:42         ` Vladimir Medvedkin [this message]
2021-04-10  0:32   ` Wang, Yipeng1
2021-04-11 18:51     ` Medvedkin, Vladimir
2021-04-11 19:11   ` [dpdk-dev] [PATCH v3 " Vladimir Medvedkin
2021-04-13 13:19     ` [dpdk-dev] [PATCH v4 " Vladimir Medvedkin
2021-04-14 18:04       ` Wang, Yipeng1
2021-04-15  8:29         ` David Marchand
2021-04-19 15:59       ` [dpdk-dev] [PATCH v5 0/5] " Vladimir Medvedkin
2021-04-20 21:31         ` Thomas Monjalon
2021-04-19 15:59       ` [dpdk-dev] [PATCH v5 1/5] hash: add predictable RSS API Vladimir Medvedkin
2021-04-19 15:59       ` [dpdk-dev] [PATCH v5 2/5] hash: add predictable RSS implementation Vladimir Medvedkin
2021-04-19 15:59       ` [dpdk-dev] [PATCH v5 3/5] test/hash: add additional thash tests Vladimir Medvedkin
2021-04-29  9:13         ` David Marchand
2021-04-29  9:17           ` Medvedkin, Vladimir
2021-04-29 18:45             ` Stanislaw Kardach
2021-05-04 14:06               ` Medvedkin, Vladimir
2021-04-19 15:59       ` [dpdk-dev] [PATCH v5 4/5] doc: add thash documentation Vladimir Medvedkin
2021-04-20 11:25         ` Mcnamara, John
2021-04-19 15:59       ` [dpdk-dev] [PATCH v5 5/5] maintainers: claim maintainership of the hash library Vladimir Medvedkin
2021-04-13 13:19     ` [dpdk-dev] [PATCH v4 1/3] hash: add predictable RSS API Vladimir Medvedkin
2021-04-14 17:06       ` Wang, Yipeng1
2021-04-13 13:19     ` [dpdk-dev] [PATCH v4 2/3] hash: add predictable RSS implementation Vladimir Medvedkin
2021-04-14 17:51       ` Wang, Yipeng1
2021-04-13 13:19     ` [dpdk-dev] [PATCH v4 3/3] test/hash: add additional thash tests Vladimir Medvedkin
2021-04-14 17:56       ` Wang, Yipeng1
2021-04-11 19:11   ` [dpdk-dev] [PATCH v3 1/3] hash: add predictable RSS API Vladimir Medvedkin
2021-04-11 19:11   ` [dpdk-dev] [PATCH v3 2/3] hash: add predictable RSS implementation Vladimir Medvedkin
2021-04-11 19:11   ` [dpdk-dev] [PATCH v3 3/3] test/hash: add additional thash tests Vladimir Medvedkin
2021-04-06 19:50 ` [dpdk-dev] [PATCH v2 1/3] hash: add predictable RSS API Vladimir Medvedkin
2021-04-10  0:05   ` Wang, Yipeng1
2021-04-11 18:52     ` Medvedkin, Vladimir
2021-04-06 19:50 ` [dpdk-dev] [PATCH v2 2/3] hash: add predictable RSS implementation Vladimir Medvedkin
2021-04-07 12:53   ` Ananyev, Konstantin
2021-04-11 18:51     ` Medvedkin, Vladimir
2021-04-12  9:47       ` Ananyev, Konstantin
2021-04-13 12:28         ` Medvedkin, Vladimir
2021-04-10  0:10   ` Wang, Yipeng1
2021-04-11 18:52     ` Medvedkin, Vladimir
2021-04-06 19:50 ` [dpdk-dev] [PATCH v2 3/3] test/hash: add additional thash tests Vladimir Medvedkin

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