From: Eric Dumazet <eric.dumazet@gmail.com>
To: xiaosuo@gmail.com
Cc: "David S. Miller" <davem@davemloft.net>,
Tom Herbert <therbert@google.com>,
netdev@vger.kernel.org
Subject: Re: [PATCH] rps: make distributing packets fairly among all the online CPUs default
Date: Tue, 23 Mar 2010 08:27:30 +0100 [thread overview]
Message-ID: <1269329250.3043.19.camel@edumazet-laptop> (raw)
In-Reply-To: <4BA85EA2.1090304@gmail.com>
Le mardi 23 mars 2010 à 14:24 +0800, Changli Gao a écrit :
> make distributing packets fairly among all the online CPUs default.
>
> Make distributing packets fairly among all the online CPUs default, then
> users don't need any explicit configuration to get the benefit of RPS.
>
Some people want to dedicate a cpu to network interrupts, cache hits
only, to get low latencies.
RPS is not a win for all workloads.
I think we should not change default without a knob.
Didnt we discussed all this during last months ?
next prev parent reply other threads:[~2010-03-23 7:27 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-23 6:24 [PATCH] rps: make distributing packets fairly among all the online CPUs default Changli Gao
2010-03-23 7:20 ` Eric Dumazet
2010-03-23 9:56 ` Changli Gao
2010-03-23 11:23 ` Eric Dumazet
2010-03-23 11:27 ` Changli Gao
2010-03-23 7:27 ` Eric Dumazet [this message]
2010-03-23 10:03 ` Changli Gao
2010-03-23 11:38 ` Eric Dumazet
2010-03-23 11:58 ` Changli Gao
2010-03-23 13:06 ` Eric Dumazet
2010-03-23 19:09 ` David Miller
2010-03-23 14:05 ` Andi Kleen
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=1269329250.3043.19.camel@edumazet-laptop \
--to=eric.dumazet@gmail.com \
--cc=davem@davemloft.net \
--cc=netdev@vger.kernel.org \
--cc=therbert@google.com \
--cc=xiaosuo@gmail.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox