From: Eric Dumazet <eric.dumazet@gmail.com>
To: Junchang Wang <junchangwang@gmail.com>
Cc: Changli Gao <xiaosuo@gmail.com>,
Fenghua Yu <fenghua.yu@intel.com>,
"David S. Miller" <davem@davemloft.net>,
"Fastabend, John R" <john.r.fastabend@intel.com>,
"Tang, Xinan" <xinan.tang@intel.com>,
netdev <netdev@vger.kernel.org>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/3] Kernel interfaces for multiqueue aware socket
Date: Fri, 17 Dec 2010 07:50:34 +0100 [thread overview]
Message-ID: <1292568634.2655.31.camel@edumazet-laptop> (raw)
In-Reply-To: <AANLkTi=oXCqPHYs9reF9WL46Wxi_b8vL_NMSsAJJ34wD@mail.gmail.com>
Le vendredi 17 décembre 2010 à 14:22 +0800, Junchang Wang a écrit :
> On Thu, Dec 16, 2010 at 9:28 AM, Changli Gao <xiaosuo@gmail.com> wrote:
> > On Thu, Dec 16, 2010 at 9:14 AM, Fenghua Yu <fenghua.yu@intel.com> wrote:
> >>
> >> SKF_AD_QUEUE doesn't know number of rx queues. Thus user application can't
> >> specify right SKF_AD_QUEUE.
> >
> > It is wrong. AFAIK, you can get the queue number through
> > /sys/class/net/eth*/queues/ or /proc/interrupts
> >
>
> Valuable comment. Thanks.
>
> >
> > If you turn to SKF_AD_QUEUE, I think no patch for kernel is needed.
> >
> This patch set is about parallelization of socket interfaces to gain
> performance boost (say, from 1Mpps to around 5Mpps), rather than
> simply bounding socket to cpu/queue. Therefore, it does worth having.
>
Definitely, but this needs to be designed so that it can be used by even
dumb applications :)
next prev parent reply other threads:[~2010-12-17 6:50 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-15 20:02 [PATCH 0/3] Kernel interfaces for multiqueue aware socket Fenghua Yu
2010-12-15 20:02 ` [PATCH 1/3] " Fenghua Yu
2010-12-15 20:48 ` Eric Dumazet
2010-12-15 20:56 ` Eric Dumazet
2010-12-16 1:14 ` Fenghua Yu
2010-12-16 1:23 ` Stephen Hemminger
2010-12-16 1:28 ` Changli Gao
2010-12-16 2:43 ` Dimitris Michailidis
2010-12-17 6:22 ` Junchang Wang
2010-12-17 6:50 ` Eric Dumazet [this message]
2010-12-16 4:44 ` Eric Dumazet
2010-12-17 6:12 ` Junchang Wang
2010-12-16 1:52 ` Junchang Wang
2010-12-16 5:00 ` Eric Dumazet
2010-12-17 6:15 ` Junchang Wang
2010-12-15 20:52 ` John Fastabend
2010-12-15 20:02 ` [PATCH 2/3] net/packet/af_packet.c: implement multiqueue aware socket in af_apcket Fenghua Yu
2010-12-15 20:02 ` [PATCH 3/3] drivers/net/ixgbe/ixgbe_main.c: get tx queue mapping specified in socket Fenghua Yu
2010-12-15 20:54 ` John Fastabend
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