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From: David Miller <davem@davemloft.net>
To: therbert@google.com
Cc: yanmin_zhang@linux.intel.com, bhutchings@solarflare.com,
	andi@firstfloor.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, herbert@gondor.apana.org.au,
	jesse.brandeburg@intel.com, shemminger@vyatta.com
Subject: Re: [RFC v2: Patch 1/3] net: hand off skb list to other cpu to submit to upper layer
Date: Fri, 13 Mar 2009 15:19:13 -0700 (PDT)	[thread overview]
Message-ID: <20090313.151913.21135937.davem@davemloft.net> (raw)
In-Reply-To: <65634d660903131459m645eb468y3ad850a1fd56d447@mail.gmail.com>

From: Tom Herbert <therbert@google.com>
Date: Fri, 13 Mar 2009 14:59:55 -0700

> I appreciate this philosophy, but unfortunately I don't have the
> luxury of working with a NIC that solves these problems.  The reality
> may be that we're trying to squeeze performance out of crappy hardware
> to scale on multi-core.  Left alone we couldn't get the stack to
> scale, but with these "destable hacks" we've gotten 3X or so
                         ^^^^^^^^

Spelling.

> improvement in packets per second across both our dumb 1G and 10G
> NICs

Do these NICs at least support multiqueue?

  reply	other threads:[~2009-03-13 22:19 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-11  8:53 [RFC v2: Patch 1/3] net: hand off skb list to other cpu to submit to upper layer Zhang, Yanmin
2009-03-11 11:13 ` Andi Kleen
2009-03-12  8:16   ` Zhang, Yanmin
2009-03-12 14:08     ` Ben Hutchings
2009-03-13  6:43       ` Zhang, Yanmin
2009-03-13 17:06         ` Tom Herbert
2009-03-13 18:51           ` David Miller
2009-03-13 21:01             ` Tom Herbert
2009-03-13 22:10               ` Ben Hutchings
2009-03-13 22:15                 ` Stephen Hemminger
     [not found]             ` <65634d660903131358h765bef64y6a0f1b0db7400f6f@mail.gmail.com>
2009-03-13 21:02               ` David Miller
2009-03-13 21:59                 ` Tom Herbert
2009-03-13 22:19                   ` David Miller [this message]
2009-03-13 23:58                     ` Herbert Xu
2009-03-14  0:24                     ` Tom Herbert
2009-03-14  1:53                       ` Andi Kleen
2009-03-14  2:19                       ` David Miller
2009-03-14 13:19                         ` Herbert Xu
2009-03-14 18:15                         ` Tom Herbert
2009-03-14 18:45                           ` David Miller
2009-03-16 16:53                             ` Tom Herbert
2009-03-14  1:51               ` Andi Kleen
2009-03-16  3:20           ` Zhang, Yanmin
2009-03-12 14:34     ` Andi Kleen
2009-03-13  9:06       ` Zhang, Yanmin

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