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From: Stephen Hemminger <stephen@networkplumber.org>
To: Matthew Hall <mhall@mhcomputing.net>
Cc: Thomas Monjalon <thomas.monjalon@6wind.com>,
	"dev@dpdk.org" <dev@dpdk.org>, Nikita Kozlov <nikita@gandi.net>
Subject: Re: [dpdk-dev] LPM6 next hop size
Date: Thu, 22 Sep 2016 11:09:14 -0700	[thread overview]
Message-ID: <20160922110914.3f7b1854@xeon-e3> (raw)
In-Reply-To: <20160922175543.GA19530@mhcomputing.net>

On Thu, 22 Sep 2016 10:55:43 -0700
Matthew Hall <mhall@mhcomputing.net> wrote:

> On Wed, Sep 21, 2016 at 10:07:46PM -0700, Stephen Hemminger wrote:
> > If you have 2G of huge memory and one 16M routes then the rules start to
> > kill an application.
> > Since huge memory is unpageable (pinned) then it is limited.  
> 
> Won't paging out routes result in very poor network performance?

This is the rules not the LPM table itself. The rules are only used when computing
new LPM after add/delete route.

  reply	other threads:[~2016-09-22 18:09 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-19 20:04 Shyam Sundar Govindaraj
2016-09-19 21:18 ` Nikita Kozlov
2016-09-19 21:22   ` Matthew Hall
2016-09-20 20:11     ` Thomas Monjalon
2016-09-21 17:29       ` Matthew Hall
2016-09-21 19:37         ` Thomas Monjalon
2016-09-21 23:42         ` Stephen Hemminger
2016-09-22  1:50           ` Matthew Hall
2016-09-22  5:07             ` Stephen Hemminger
2016-09-22 17:55               ` Matthew Hall
2016-09-22 18:09                 ` Stephen Hemminger [this message]
2016-09-22 20:32         ` Nikita Kozlov

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