From: Ben Greear <greearb@candelatech.com>
To: David Miller <davem@davemloft.net>
Cc: rick.jones2@hp.com, netdev@vger.kernel.org, kaber@trash.net
Subject: Re: ARP table question
Date: Thu, 20 Nov 2008 09:23:53 -0800 [thread overview]
Message-ID: <49259D29.3070308@candelatech.com> (raw)
In-Reply-To: <20081120.003306.213001819.davem@davemloft.net>
David Miller wrote:
>> After some more testing, I can still get it into a bad
>> state if I have a retrans timer of 1 sec and a randomness of 5 secs
>> and manage to cause all 1000 arp entries to go stale at once (by
>> yanking a cable, for instance).
>>
>> It seems I have to bump up the base timer to 3-5 seconds (I'm
>> leaving the random backoff at 5 secs as well).
>
> This scheme still seems hackish to me, so I'm going to defer on this
> for now.
You think something like an exponential backoff capped at some user-configurable
max-value would be better?
--
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc http://www.candelatech.com
next prev parent reply other threads:[~2008-11-20 17:23 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <491B1600.4080505@candelatech.com>
[not found] ` <491B1841.9050404@candelatech.com>
2008-11-12 19:43 ` ARP table question Ben Greear
2008-11-12 22:10 ` Ben Greear
2008-11-17 3:16 ` David Miller
2008-11-17 18:17 ` Ben Greear
2008-11-18 0:33 ` Ben Greear
2008-11-18 0:51 ` Rick Jones
2008-11-18 1:23 ` Ben Greear
2008-11-18 1:39 ` Rick Jones
2008-11-18 1:50 ` Ben Greear
2008-11-20 8:33 ` David Miller
2008-11-20 17:23 ` Ben Greear [this message]
2008-11-20 17:33 ` Benjamin LaHaise
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=49259D29.3070308@candelatech.com \
--to=greearb@candelatech.com \
--cc=davem@davemloft.net \
--cc=kaber@trash.net \
--cc=netdev@vger.kernel.org \
--cc=rick.jones2@hp.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.