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

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Date:	Thu, 23 Aug 2007 15:35:13 -0700
From:	Rick Jones <rick.jones2@...com>
To:	hadi@...erus.ca
Cc:	David Miller <davem@...emloft.net>, krkumar2@...ibm.com,
	gaagaan@...il.com, general@...ts.openfabrics.org,
	herbert@...dor.apana.org.au, jagana@...ibm.com, jeff@...zik.org,
	johnpol@....mipt.ru, kaber@...sh.net, mcarlson@...adcom.com,
	mchan@...adcom.com, netdev@...r.kernel.org,
	peter.p.waskiewicz.jr@...el.com, rdreier@...co.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

jamal wrote:
> [TSO already passed - iirc, it has been
> demostranted to really not add much to throughput (cant improve much
> over closeness to wire speed) but improve CPU utilization].

In the one gig space sure, but in the 10 Gig space, TSO on/off does make a 
difference for throughput.

rick jones
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