From: Patrick McHardy <kaber@trash.net>
To: Fabian Hugelshofer <hugelshofer2006@gmx.ch>
Cc: netfilter-devel@vger.kernel.org, Pablo Neira Ayuso <pablo@netfilter.org>
Subject: Re: Conntrack Events Performance - Multipart Messages?
Date: Wed, 23 Jul 2008 19:40:51 +0200 [thread overview]
Message-ID: <48876D23.2080200@trash.net> (raw)
In-Reply-To: <48876C96.2070405@gmx.ch>
Fabian Hugelshofer wrote:
> Patrick McHardy wrote:
>> Fabian Hugelshofer wrote:
>>> Why do you think the padding causes problems? For hashing e.g.
>>> src/dst .u3 and .u are referenced independently of potential padding.
>>> Where does access to the padding data occur?
>>
>> The hash function hashes the entire tuple in one go.
>> The padding needs to have deterministic content for
>> that.
>
> Ok, I see. This has been changed since 2.6.24. Makes sense...
Indeed. That part might also help speed things up for you a bit.
But that would also need this fix:
commit 443a70d50bdc212e1292778e264ce3d0a85b896f
Author: Philip Craig <philipc@snapgear.com>
Date: Tue Apr 29 03:35:10 2008 -0700
netfilter: nf_conntrack: padding breaks conntrack hash on ARM
next prev parent reply other threads:[~2008-07-23 17:40 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-16 16:42 Conntrack Events Performance - Multipart Messages? Fabian Hugelshofer
2008-07-17 9:16 ` Patrick McHardy
2008-07-17 10:03 ` Pablo Neira Ayuso
2008-07-17 14:34 ` Fabian Hugelshofer
2008-07-17 15:15 ` Fabian Hugelshofer
2008-07-18 15:56 ` Fabian Hugelshofer
2008-07-18 2:11 ` Patrick McHardy
2008-07-21 15:51 ` Fabian Hugelshofer
2008-07-21 15:59 ` Patrick McHardy
2008-07-21 17:49 ` Fabian Hugelshofer
2008-07-23 14:32 ` Fabian Hugelshofer
2008-07-23 14:38 ` Patrick McHardy
2008-07-23 16:12 ` Fabian Hugelshofer
2008-07-23 17:01 ` Patrick McHardy
2008-07-23 17:07 ` Patrick McHardy
2008-07-23 17:30 ` Fabian Hugelshofer
2008-07-23 17:32 ` Patrick McHardy
2008-07-23 17:38 ` Fabian Hugelshofer
2008-07-23 17:40 ` Patrick McHardy [this message]
2008-07-23 17:15 ` Fabian Hugelshofer
2008-07-23 17:20 ` Patrick McHardy
2008-07-24 13:21 ` Fabian Hugelshofer
2008-07-25 8:51 ` Fabian Hugelshofer
2008-07-25 9:32 ` Pablo Neira Ayuso
2008-07-25 11:15 ` Pablo Neira Ayuso
2008-07-27 17:23 ` Fabian Hugelshofer
2008-07-28 18:31 ` Pablo Neira Ayuso
2008-07-28 23:12 ` Fabian Hugelshofer
2008-07-29 17:11 ` Pablo Neira Ayuso
2008-07-25 8:44 ` Fabian Hugelshofer
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=48876D23.2080200@trash.net \
--to=kaber@trash.net \
--cc=hugelshofer2006@gmx.ch \
--cc=netfilter-devel@vger.kernel.org \
--cc=pablo@netfilter.org \
/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.