From: Chris Friesen <chris.friesen@genband.com>
To: David Miller <davem@davemloft.net>
Cc: fubar@us.ibm.com, rick.jones2@hp.com, netdev@vger.kernel.org
Subject: Re: small RPS cache for fragments?
Date: Mon, 06 Jun 2011 16:49:22 -0600 [thread overview]
Message-ID: <4DED5972.6020507@genband.com> (raw)
In-Reply-To: <20110606.144026.1544243502220840783.davem@davemloft.net>
On 06/06/2011 03:40 PM, David Miller wrote:
> From: Jay Vosburgh<fubar@us.ibm.com>
> Date: Mon, 06 Jun 2011 14:06:09 -0700
>
>> Right, the common use case for balance-rr (round robin) is to
>> maximize TCP throughput for one connection, over a set of whatever
>> network devices are available (or are cheap) by striping that connection
>> across multiple interfaces. The tcp_reordering sysctl is set to some
>> large value so that TCP will deal with the reordering as best it can.
>
> FWIW, I really would never, ever, encourage schemes like this. Even
> if they do happen to work.
Why not? And if not then what's the recommended way to handle the above
scenario? (Assuming hardware upgrade isn't an option.)
Chris
--
Chris Friesen
Software Developer
GENBAND
chris.friesen@genband.com
www.genband.com
prev parent reply other threads:[~2011-06-06 22:49 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-17 18:33 small RPS cache for fragments? David Miller
2011-05-17 20:02 ` Tom Herbert
2011-05-17 20:17 ` Rick Jones
2011-05-17 20:41 ` Rick Jones
2011-05-17 20:49 ` David Miller
2011-05-17 21:00 ` Eric Dumazet
2011-05-17 21:10 ` David Miller
2011-05-17 21:13 ` Rick Jones
2011-05-17 21:13 ` Ben Hutchings
2011-05-17 21:26 ` David Miller
2011-05-17 21:40 ` Rick Jones
2011-05-17 21:27 ` Eric Dumazet
2011-05-17 21:11 ` Rick Jones
2011-05-17 21:11 ` Ben Hutchings
2011-05-17 21:27 ` Tom Herbert
2011-05-17 21:28 ` David Miller
2011-05-17 23:59 ` Changli Gao
2011-05-18 6:37 ` David Miller
2011-05-17 20:14 ` Eric Dumazet
2011-05-17 20:47 ` David Miller
2011-05-17 21:44 ` Andi Kleen
2011-05-17 21:52 ` Eric Dumazet
2011-05-17 22:03 ` Andi Kleen
2011-05-17 21:44 ` David Miller
2011-05-17 21:48 ` Andi Kleen
2011-05-17 21:50 ` David Miller
2011-05-17 22:06 ` Andi Kleen
2011-05-17 22:42 ` Rick Jones
2011-05-24 20:01 ` David Miller
2011-05-24 21:38 ` Rick Jones
2011-06-04 20:29 ` David Miller
2011-06-06 17:08 ` Rick Jones
2011-06-06 17:15 ` Eric Dumazet
2011-06-06 18:06 ` Rick Jones
2011-06-06 19:23 ` David Miller
2011-06-06 19:22 ` David Miller
2011-06-06 20:05 ` Rick Jones
2011-06-06 21:06 ` Jay Vosburgh
2011-06-06 21:40 ` David Miller
2011-06-06 22:49 ` Chris Friesen [this message]
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