From: Eric Dumazet <dada1@cosmosbay.com>
To: Rick Jones <rick.jones2@hp.com>
Cc: shemminger@vyatta.com, David Miller <davem@davemloft.net>,
jgarzik@pobox.com, netdev@vger.kernel.org
Subject: Re: [PATCH] sky2: skb recycling
Date: Tue, 21 Oct 2008 22:15:43 +0200 [thread overview]
Message-ID: <48FE386F.8090706@cosmosbay.com> (raw)
In-Reply-To: <48FE34AF.8050508@hp.com>
Rick Jones a écrit :
> David Miller wrote:
>> From: Stephen Hemminger <shemminger@vyatta.com>
>> Date: Mon, 20 Oct 2008 19:09:22 -0700
>>
>>
>>> Add support for recycling tx buffers into receive buffers.
>>> This is experimental at this point.
>>>
>>> Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
>>
>>
>> Experimental, but do you have any performance data at all?
>> Just curious...
>
> I've not had a good emily litella moment all day so I'll ask - is there
> really that much in the way of suitable skb's which are completely free
> after transmit completion?
Or, if we take another way, say a VOIP RTP machine sends and receive 20.000
packets per second, each being 200 bytes long, are transmited packets
correctly sized at sendto() time to be candidates for recycling ?
next prev parent reply other threads:[~2008-10-21 20:15 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-21 2:09 [PATCH] sky2: skb recycling Stephen Hemminger
2008-10-21 5:18 ` David Miller
2008-10-21 19:59 ` Rick Jones
2008-10-21 20:15 ` Eric Dumazet [this message]
2008-10-21 20:38 ` Stephen Hemminger
2008-10-22 23:58 ` Rick Jones
2008-10-23 0:05 ` Stephen Hemminger
2008-10-23 0:17 ` Rick Jones
2008-10-21 5:54 ` Eric Dumazet
2008-10-21 8:25 ` Robert Olsson
2008-10-21 8:49 ` Terry
2008-10-21 12:17 ` Robert Olsson
2008-10-21 12:34 ` Terry
2008-10-21 12:42 ` Eric Dumazet
2008-10-21 13:04 ` Robert Olsson
2008-10-21 9:53 ` Eric Dumazet
2008-10-21 11:58 ` Robert Olsson
2008-10-23 5:28 ` David Miller
2008-10-21 15:09 ` Stephen Hemminger
2008-10-22 11:03 ` Jeff Garzik
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