From: David Miller <davem@davemloft.net>
To: linas@austin.ibm.com
Cc: tklein@de.ibm.com, themann@de.ibm.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, raisch@de.ibm.com,
linuxppc-dev@ozlabs.org, ossthema@de.ibm.com, meder@de.ibm.com,
stefan.roscher@de.ibm.com
Subject: Re: RFC: issues concerning the next NAPI interface
Date: Fri, 24 Aug 2007 14:43:43 -0700 (PDT) [thread overview]
Message-ID: <20070824.144343.95051903.davem@davemloft.net> (raw)
In-Reply-To: <20070824164541.GG4282@austin.ibm.com>
From: linas@austin.ibm.com (Linas Vepstas)
Date: Fri, 24 Aug 2007 11:45:41 -0500
> In the end, I just let it be, and let the system work as a
> busy-beaver, with the high interrupt rate. Is this a wise thing to
> do?
The tradeoff is always going to be latency vs. throughput.
A sane default should defer enough to catch multiple packets coming in
at something close to line rate, but not so much that latency unduly
suffers.
next prev parent reply other threads:[~2007-08-24 21:43 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-24 13:59 RFC: issues concerning the next NAPI interface Jan-Bernd Themann
2007-08-24 15:37 ` akepner
2007-08-24 15:47 ` Jan-Bernd Themann
2007-08-24 15:52 ` Stephen Hemminger
2007-08-24 16:50 ` David Stevens
2007-08-24 21:44 ` David Miller
2007-08-24 21:51 ` Linas Vepstas
2007-08-24 16:51 ` Linas Vepstas
2007-08-24 17:07 ` Rick Jones
2007-08-24 17:45 ` Shirley Ma
2007-08-24 17:16 ` James Chapman
2007-08-24 18:11 ` Jan-Bernd Themann
2007-08-24 21:47 ` David Miller
2007-08-24 22:06 ` akepner
2007-08-26 19:36 ` James Chapman
2007-08-27 1:58 ` David Miller
2007-08-27 9:47 ` Jan-Bernd Themann
2007-08-27 20:37 ` David Miller
2007-08-28 11:19 ` Jan-Bernd Themann
2007-08-28 20:21 ` David Miller
2007-08-29 7:10 ` Jan-Bernd Themann
2007-08-29 8:15 ` James Chapman
2007-08-29 8:43 ` Jan-Bernd Themann
2007-08-29 8:29 ` David Miller
2007-08-29 8:31 ` Jan-Bernd Themann
2007-08-27 15:51 ` James Chapman
2007-08-27 16:02 ` Jan-Bernd Themann
2007-08-27 17:05 ` James Chapman
2007-08-27 21:02 ` David Miller
2007-08-27 21:41 ` James Chapman
2007-08-27 21:56 ` David Miller
2007-08-28 9:22 ` James Chapman
2007-08-28 11:48 ` Jan-Bernd Themann
2007-08-28 12:16 ` Evgeniy Polyakov
2007-08-28 14:55 ` James Chapman
2007-08-28 11:21 ` Jan-Bernd Themann
2007-08-28 20:25 ` David Miller
2007-08-28 20:27 ` David Miller
2007-08-24 16:45 ` Linas Vepstas
2007-08-24 21:43 ` David Miller [this message]
2007-08-24 21:32 ` David Miller
2007-08-24 21:37 ` David Miller
[not found] <8VHRR-45R-17@gated-at.bofh.it>
[not found] ` <8VKwj-8ke-27@gated-at.bofh.it>
2007-08-24 19:04 ` Bodo Eggert
2007-08-24 20:42 ` Linas Vepstas
2007-08-24 21:11 ` Jan-Bernd Themann
2007-08-24 21:35 ` Linas Vepstas
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