netdev - Re: [PATCH net-next 0/2] Low latency Socket support

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Message-ID: <51BEF38E.1060503@mellanox.com>
Date:	Mon, 17 Jun 2013 14:31:26 +0300
From:	Amir Vadai <amirv@...lanox.com>
To:	Eliezer Tamir <eliezer.tamir@...ux.intel.com>
CC:	"David S. Miller" <davem@...emloft.net>, <netdev@...r.kernel.org>,
	"Or Gerlitz" <ogerlitz@...lanox.com>,
	Amir Ancel <amira@...lanox.com>,
	"Yevgeny Petrilin" <yevgenyp@...lanox.com>,
	Yaniv Saar <ysaar@...lanox.com>
Subject: Re: [PATCH net-next 0/2] Low latency Socket support

On 17/06/2013 14:23, Eliezer Tamir wrote:
> On 17/06/2013 13:58, Amir Vadai wrote:
>> Hi Dave,
>>
>> Please pull those 2 patches, which add support in Low Latency Socket
>> (LLS) to
>> mlx4_en.
>>
>> Thanks,
>> Amir
> 
> I would really like to hear some of your performance numbers.
> 
> -Eliezer

I will see what numbers I can share.

In general latency of both TCP/UDP, recvmsg only, single stream,
improved in ~50% and no bad impact on BW.

We're trying to find a solution to the epoll issue, and will share our
findings with netdev as soon as we have ones.

Amir
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