netdev - RE: [PATCH 0/9 Rev3] Implement batching skb API and support in IPoIB

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Message-ID: <D5C1322C3E673F459512FB59E0DDC3290381E16F@orsmsx414.amr.corp.intel.com>
Date:	Wed, 29 Aug 2007 09:43:11 -0700
From:	"Waskiewicz Jr, Peter P" <peter.p.waskiewicz.jr@...el.com>
To:	"David Miller" <davem@...emloft.net>, <krkumar2@...ibm.com>
Cc:	<gaagaan@...il.com>, <general@...ts.openfabrics.org>,
	<hadi@...erus.ca>, <herbert@...dor.apana.org.au>,
	<jagana@...ibm.com>, <jeff@...zik.org>, <johnpol@....mipt.ru>,
	<kaber@...sh.net>, <kumarkr@...ux.ibm.com>,
	<mcarlson@...adcom.com>, <mchan@...adcom.com>,
	<netdev@...r.kernel.org>, <netdev-owner@...r.kernel.org>,
	<rdreier@...co.com>, <rick.jones2@...com>,
	<Robert.Olsson@...a.slu.se>, <shemminger@...ux-foundation.org>,
	<sri@...ibm.com>, <tgraf@...g.ch>, <xma@...ibm.com>
Subject: RE: [PATCH 0/9 Rev3] Implement batching skb API and support in IPoIB

> From: Krishna Kumar2 <krkumar2@...ibm.com>
> Date: Wed, 29 Aug 2007 10:43:23 +0530
> 
> > The reason was to run parallel copies, not for buffer limitations.
> 
> Oh, I see.
> 
> I'll note in passing that current lmbench-3 has some 
> parallelization features you could play with, you might want 
> to check it out.

I've also used iperf for parallel connections successfully, and that
will allow you to mess with the buffer sizes as well along with other
variables of the data streams for both TCP and UDP.

Cheers,
-PJ
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