From: Anton Titov <a.titov@host.bg>
To: Chris Snook <csnook@redhat.com>
Cc: "Kok, Auke" <auke-jan.h.kok@intel.com>,
"H. Willstrand" <h.willstrand@gmail.com>,
netdev@vger.kernel.org,
Jesse Brandeburg <jesse.brandeburg@intel.com>
Subject: Re: Bad network performance over 2Gbps
Date: Thu, 17 Apr 2008 13:02:30 +0300 [thread overview]
Message-ID: <1208426550.6049.10.camel@localhost> (raw)
In-Reply-To: <48051734.1000107@redhat.com>
On Tue, 2008-04-15 at 16:59 -0400, Chris Snook wrote:
> Still, I think you're on to something here. Disabling NAPI and instead
> tuning the cards' interrupt coalescing settings might allow irqbalance
> to do a better job than it is currently.
Disabling NAPI allowed me to push as much as 3.5Gbit out of the same
server with ~ 20% of time CPUs doing software interrupts.
Regards,
Anton Titov
next prev parent reply other threads:[~2008-04-17 10:11 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1208282804.23631.27.camel@localhost>
2008-04-15 20:15 ` Bad network performance over 2Gbps H. Willstrand
2008-04-15 20:34 ` Kok, Auke
2008-04-15 20:59 ` Chris Snook
2008-04-15 21:05 ` Kok, Auke
2008-04-17 10:02 ` Anton Titov [this message]
2008-04-17 17:37 ` [PATCH] " Kok, Auke
2008-04-20 12:08 ` Denys Fedoryshchenko
2008-04-21 13:19 ` Pavel Machek
2008-04-21 16:38 ` Kok, Auke
2008-04-21 15:28 ` Ingo Molnar
2008-04-21 16:58 ` Kok, Auke
2008-04-21 18:35 ` Andi Kleen
2008-04-22 5:07 ` Bill Fink
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