From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Hansen Subject: Re: impressive throughput on 2.5.73 Date: 02 Jul 2003 20:20:52 -0700 Sender: netdev-bounce@oss.sgi.com Message-ID: <1057202451.2916.36.camel@nighthawk> References: <1057193766.31286.843.camel@nighthawk> <3F039BE1.2080008@us.ibm.com> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: netdev@oss.sgi.com, Scott Feldman Return-path: To: Nivedita Singhvi In-Reply-To: <3F039BE1.2080008@us.ibm.com> Errors-to: netdev-bounce@oss.sgi.com List-Id: netdev.vger.kernel.org On Wed, 2003-07-02 at 19:58, Nivedita Singhvi wrote: > Nice numbers :). In addition to NAPI, would be nice to > stick in more adapters. Any idea why __wake_up should be > so expensive on the client side? NAPI seems to degrade throughput down to ~80MB/sec, but the interrupt rate doesn't change. I'm going to put some debugging in and makes sure that it's kicking in properly. -- Dave Hansen haveblue@us.ibm.com