From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <4651B4BF.9040608@sw.ru> Date: Mon, 21 May 2007 19:03:27 +0400 From: Kirill Korotaev MIME-Version: 1.0 Subject: Re: RSS controller v2 Test results (lmbench ) References: <464C95D4.7070806@linux.vnet.ibm.com> <20070517112357.7adc4763.akpm@linux-foundation.org> In-Reply-To: <20070517112357.7adc4763.akpm@linux-foundation.org> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Andrew Morton Cc: balbir@linux.vnet.ibm.com, Pavel Emelianov , Paul Menage , devel@openvz.org, Linux Containers , linux kernel mailing list , Linux Memory Management List , Vaidyanathan Srinivasan , "Eric W. Biederman" , Herbert Poetzl List-ID: Andrew Morton wrote: > On Thu, 17 May 2007 23:20:12 +0530 > Balbir Singh wrote: > > >>A meaningful container size does not hamper performance. I am in the process >>of getting more results (with varying container sizes). Please let me know >>what you think of the results? Would you like to see different benchmarks/ >>tests/configuration results? >> >>Any feedback, suggestions to move this work forward towards identifying >>and correcting bottlenecks or to help improve it is highly appreciated. > > > > > Memory reclaim tends not to consume much CPU. Because in steady state it > tends to be the case that the memory reclaim rate (and hopefully the > scanning rate) is equal to the disk IO rate. > Often the most successful way to identify performance problems in there is > by careful code inspection followed by development of exploits. > > Is this RSS controller built on Paul's stuff, or is it standalone? it is based on Paul's patches. > Where do we stand on all of this now anyway? I was thinking of getting Paul's > changes into -mm soon, see what sort of calamities that brings about. I think we can merge Paul's patches with *interfaces* and then switch to developing/reviewing/commiting resource subsytems. RSS control had good feedback so far from a number of people and is a first candidate imho. Thanks, Kirill -- 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