From: David Miller <davem@davemloft.net>
To: eric.dumazet@gmail.com
Cc: eilong@broadcom.com, bhutchings@solarflare.com,
pstaszewski@itcare.pl, netdev@vger.kernel.org,
tgraf@infradead.org, therbert@google.com, hadi@mojatatu.com,
shemminger@vyatta.com
Subject: Re: [PATCH net-next] bnx2x: reduce skb truesize by 50%
Date: Mon, 14 Nov 2011 14:21:17 -0500 (EST) [thread overview]
Message-ID: <20111114.142117.1578594312371186159.davem@davemloft.net> (raw)
In-Reply-To: <1321286265.2272.46.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC>
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Mon, 14 Nov 2011 16:57:45 +0100
> Le lundi 14 novembre 2011 à 07:25 +0100, Eric Dumazet a écrit :
>> Le lundi 14 novembre 2011 à 00:08 -0500, David Miller a écrit :
>>
>> > I fully support bringing this thing back to life :-)
>>
>> I'll make extensive tests today and provide two patches when ready, with
>> all performance results.
>>
>> Some prefetch() calls will be removed, since build_skb() provides
>> already cache hot skb.
>
> Impressive results :
>
> before : 720.000 pps
> after : 820.000 pps
>
> [ One mono threaded application receiving UDP messages on a single
> socket, asking IP_PKTINFO ancillary info ]
Sweeeeeet.
prev parent reply other threads:[~2011-11-14 19:22 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-06 15:57 Linux Route Cache performance tests Paweł Staszewski
2011-11-06 17:29 ` Eric Dumazet
2011-11-06 18:28 ` Paweł Staszewski
2011-11-06 18:48 ` Eric Dumazet
2011-11-06 19:20 ` Paweł Staszewski
2011-11-06 19:38 ` Eric Dumazet
2011-11-06 20:25 ` Paweł Staszewski
2011-11-06 21:26 ` Eric Dumazet
2011-11-06 21:57 ` Paweł Staszewski
2011-11-06 23:08 ` Eric Dumazet
2011-11-07 8:36 ` Paweł Staszewski
2011-11-07 9:08 ` Eric Dumazet
2011-11-07 9:16 ` Eric Dumazet
2011-11-07 22:12 ` Paweł Staszewski
2011-11-07 13:42 ` Ben Hutchings
2011-11-07 14:33 ` Eric Dumazet
2011-11-09 17:24 ` [PATCH net-next] ipv4: PKTINFO doesnt need dst reference Eric Dumazet
2011-11-09 21:37 ` David Miller
2011-11-09 22:03 ` Eric Dumazet
2011-11-10 0:29 ` [PATCH net-next] bnx2x: reduce skb truesize by 50% Eric Dumazet
2011-11-10 15:05 ` Eilon Greenstein
2011-11-10 15:27 ` Eric Dumazet
2011-11-10 16:27 ` Eilon Greenstein
2011-11-10 16:45 ` Eric Dumazet
2011-11-13 18:53 ` Eilon Greenstein
2011-11-13 19:42 ` Eric Dumazet
2011-11-13 20:08 ` Eilon Greenstein
2011-11-13 22:00 ` Eric Dumazet
2011-11-14 5:08 ` David Miller
2011-11-14 6:25 ` Eric Dumazet
2011-11-14 15:57 ` Eric Dumazet
2011-11-14 19:21 ` David Miller [this message]
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