From: Jarek Poplawski <jarkao2@gmail.com>
To: Radu Rendec <radu.rendec@ines.ro>
Cc: netdev@vger.kernel.org
Subject: Re: htb parallelism on multi-core platforms
Date: Sat, 18 Apr 2009 00:41:38 +0200 [thread overview]
Message-ID: <49E905A2.7040402@gmail.com> (raw)
In-Reply-To: <1239964844.21569.57.camel@blade.ines.ro>
Radu Rendec wrote, On 04/17/2009 12:40 PM:
> Hi,
Hi Radu,
>
> I'm using htb on a dedicated shaping machine. Under heavy traffic (high
> packet rate) all htb work is done on a single cpu - only one ksoftirqd
> is consuming cpu power.
>
> I have limited network stack knowledge, but I guess all htb work for a
> particular interface is done on the same softirq context. Of course this
> does not scale with multiple cpus, since only one of them would be used.
>
> Is there any (simple) approach to distribute htb work (for one
> interface) on multiple cpus?
I don't know about anything (simple) for this, but I wonder if you
tried already any htb tweaking like htb_hysteresis module param or
burst/cburst class parameters to limit some maybe useless resolution/
overhead?
Regards,
Jarek P.
next prev parent reply other threads:[~2009-04-17 22:50 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-17 10:40 htb parallelism on multi-core platforms Radu Rendec
2009-04-17 11:31 ` David Miller
2009-04-17 11:33 ` Badalian Vyacheslav
2009-04-17 22:41 ` Jarek Poplawski [this message]
2009-04-18 0:21 ` Denys Fedoryschenko
2009-04-18 7:56 ` Jarek Poplawski
2009-04-22 14:02 ` Radu Rendec
2009-04-22 21:29 ` Jesper Dangaard Brouer
2009-04-23 8:20 ` Jarek Poplawski
2009-04-23 13:56 ` Radu Rendec
2009-04-23 18:19 ` Jarek Poplawski
2009-04-23 20:19 ` Jesper Dangaard Brouer
2009-04-24 9:42 ` Radu Rendec
2009-04-28 10:15 ` Jesper Dangaard Brouer
2009-04-29 10:21 ` Radu Rendec
2009-04-29 10:31 ` Jesper Dangaard Brouer
2009-04-29 11:03 ` Radu Rendec
2009-04-29 12:23 ` Jarek Poplawski
2009-04-29 13:15 ` Radu Rendec
2009-04-29 13:38 ` Jarek Poplawski
2009-04-29 16:21 ` Radu Rendec
2009-04-29 22:49 ` Calin Velea
2009-04-29 23:00 ` Re[2]: " Calin Velea
2009-04-30 11:19 ` Radu Rendec
2009-04-30 11:44 ` Jesper Dangaard Brouer
2009-04-30 14:04 ` Re[2]: " Calin Velea
2009-05-08 10:15 ` Paweł Staszewski
2009-05-08 17:55 ` Vladimir Ivashchenko
2009-05-08 18:07 ` Denys Fedoryschenko
2009-04-23 12:31 ` Radu Rendec
2009-04-23 18:43 ` Jarek Poplawski
2009-04-23 19:06 ` Jesper Dangaard Brouer
2009-04-23 19:14 ` Jarek Poplawski
2009-04-23 19:47 ` Jesper Dangaard Brouer
2009-04-23 20:00 ` Jarek Poplawski
2009-04-23 20:09 ` Jeff King
2009-04-24 6:01 ` Jarek Poplawski
[not found] ` <1039493214.20090424135024@gemenii.ro>
2009-04-24 11:19 ` Jarek Poplawski
2009-04-24 11:35 ` Re[2]: " Calin Velea
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