From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail190.messagelabs.com (mail190.messagelabs.com [216.82.249.51]) by kanga.kvack.org (Postfix) with ESMTP id C5CF66B01B2 for ; Mon, 28 Jun 2010 14:55:09 -0400 (EDT) Received: from wpaz1.hot.corp.google.com (wpaz1.hot.corp.google.com [172.24.198.65]) by smtp-out.google.com with ESMTP id o5SIt4Ft022827 for ; Mon, 28 Jun 2010 11:55:05 -0700 Received: from pvg7 (pvg7.prod.google.com [10.241.210.135]) by wpaz1.hot.corp.google.com with ESMTP id o5SIt2hU001784 for ; Mon, 28 Jun 2010 11:55:03 -0700 Received: by pvg7 with SMTP id 7so619636pvg.10 for ; Mon, 28 Jun 2010 11:55:02 -0700 (PDT) Date: Mon, 28 Jun 2010 11:54:59 -0700 (PDT) From: David Rientjes Subject: Re: [S+Q 00/16] SLUB with Queueing beats SLAB in hackbench In-Reply-To: Message-ID: References: <20100625212026.810557229@quilx.com> <20100626022441.GC29809@laptop> MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="531400454-25372211-1277751301=:25490" Sender: owner-linux-mm@kvack.org To: Pekka Enberg Cc: Christoph Lameter , Nick Piggin , linux-mm@kvack.org, Matt Mackall , Mel Gorman List-ID: This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --531400454-25372211-1277751301=:25490 Content-Type: TEXT/PLAIN; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT On Mon, 28 Jun 2010, Pekka Enberg wrote: > > Hackbench was frequently cited in performance tests. Which benchmarks > > would be of interest? I am off this week so dont expect a fast response > > from me. > > I guess "netperf TCP_RR" is the most interesting one because that's a > known benchmark where SLUB performs poorly when compared to SLAB. > Mel's extensive slab benchmarks are also worth looking at: > > http://lkml.indiana.edu/hypermail/linux/kernel/0902.0/00745.html > In addition to that benchmark, which regresses on systems with larger numbers of cpus, you had posted results for slub vs slab for kernbench, aim9, and sysbench before slub was ever merged. If you're going to use slab-like queueing in slub, it would be interesting to see if these particular benchmarks regress once again. --531400454-25372211-1277751301=:25490-- -- 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