From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <44E0B6E9.8050608@hp.com> Date: Mon, 14 Aug 2006 10:46:17 -0700 From: Rick Jones MIME-Version: 1.0 Subject: Re: [PATCH 1/1] network memory allocator. References: <20060814110359.GA27704@2ka.mipt.ru> In-Reply-To: <20060814110359.GA27704@2ka.mipt.ru> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Evgeniy Polyakov Cc: David Miller , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org List-ID: > Benchmarks with trivial epoll based web server showed noticeble (more > than 40%) imrovements of the request rates (1600-1800 requests per > second vs. more than 2300 ones). It can be described by more > cache-friendly freeing algorithm, by tighter objects packing and thus > reduced cache line ping-pongs, reduced lookups into higher-layer caches > and so on. Is that an hypothesis, or did you get a chance to gather cache stats with something like http://www.hp.com/go/Caliper or the like on the platform(s) you were testing? rick jones -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org