From: David Lang <david@lang.hm>
To: Valdis.Kletnieks@vt.edu
Cc: "cerowrt-devel@lists.bufferbloat.net"
<cerowrt-devel@lists.bufferbloat.net>
Subject: Re: [Cerowrt-devel] Fastpass: A Centralized "Zero-Queue" Datacenter Network
Date: Fri, 18 Jul 2014 17:31:35 -0700 (PDT) [thread overview]
Message-ID: <alpine.DEB.2.02.1407181729300.17284@nftneq.ynat.uz> (raw)
In-Reply-To: <7415.1405728276@turing-police.cc.vt.edu>
On Fri, 18 Jul 2014, Valdis.Kletnieks@vt.edu wrote:
> On Fri, 18 Jul 2014 16:20:28 -0700, David Lang said:
>> not to mention the scalability issues in trying to get that info to a central
>> point so that it can compute the N! possible paths for the data to take, along
>> with the data from all the other systems to pack them most efficiently into the
>> avilable paths.
>
> OK, so it converges slower than BGP. But at least it's not subject to wedgies. :)
The question is if it converges faster than the traffic changes :-)
If you are really aiming for zero queuing throughout the network with the links
all running at full speed, you have no time to respond to new traffic.
David Lang
prev parent reply other threads:[~2014-07-19 0:31 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-18 13:48 Jim Reisert AD1C
2014-07-18 23:20 ` David Lang
2014-07-18 23:27 ` David Lang
2014-07-19 0:23 ` Dave Taht
2014-07-19 0:36 ` Dave Taht
2014-07-19 16:41 ` Valdis.Kletnieks
2014-07-19 17:31 ` Dave Taht
2014-07-19 0:04 ` Valdis.Kletnieks
2014-07-19 0:31 ` David Lang [this message]
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