From owner-freebsd-current@FreeBSD.ORG Sat Jan 6 01:40:42 2007 Return-Path: X-Original-To: current@freebsd.org Delivered-To: freebsd-current@FreeBSD.ORG Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id C679616A407; Sat, 6 Jan 2007 01:40:42 +0000 (UTC) (envelope-from jroberson@chesapeake.net) Received: from webaccess-cl.virtdom.com (webaccess-cl.virtdom.com [216.240.101.25]) by mx1.freebsd.org (Postfix) with ESMTP id 940F213C459; Sat, 6 Jan 2007 01:40:42 +0000 (UTC) (envelope-from jroberson@chesapeake.net) Received: from [10.0.0.1] (216-160-98-154.tukw.qwest.net [216.160.98.154]) (authenticated bits=0) by webaccess-cl.virtdom.com (8.13.6/8.13.6) with ESMTP id l061edrN077061 (version=TLSv1/SSLv3 cipher=DHE-DSS-AES256-SHA bits=256 verify=NO); Fri, 5 Jan 2007 20:40:41 -0500 (EST) (envelope-from jroberson@chesapeake.net) Date: Fri, 5 Jan 2007 17:39:16 -0800 (PST) From: Jeff Roberson X-X-Sender: jroberson@10.0.0.1 To: David Xu In-Reply-To: <20070105154450.Y586@10.0.0.1> Message-ID: <20070105173835.S586@10.0.0.1> References: <20070104005625.D1508@10.0.0.1> <459CCBA1.40305@freebsd.org> <200701050749.49058.davidxu@freebsd.org> <20070104155755.Y552@10.0.0.1> <20070104163449.D552@10.0.0.1> <459DB871.1050109@freebsd.org> <20070105154450.Y586@10.0.0.1> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: Kip Macy , current@freebsd.org Subject: Re: ULE 2.0 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 06 Jan 2007 01:40:42 -0000 On Fri, 5 Jan 2007, Jeff Roberson wrote: > On Fri, 5 Jan 2007, David Xu wrote: > >> >>> Anyway, thanks for the pointer Xu. I may hack this up and compare it to >>> ULE's current balancing. >> >> Yesterday, I have tested super-smack benchmark on 2-cpu machine, ULE >> decreased performance about 40%, this might be a regression though. > > I just fixed a regression in the load balancer. On my 8way opteron ULE is > now 22% faster than 4BSD for select-key.smack with 32 threads. This is for > both KSE and libthr. libthr is of course significantly faster overall. I > believe I can improve this even more by borrowing some tricks from solaris. An initial implementation of what I felt were the most significant parts of the solaris algorithm pushed it up to 50% faster than 4BSD. I probably won't have this ready to commit for a few days however. Thanks, Jeff. > > Jeff > >> >>> >>> Cheers, >>> Jeff >>> >> >> Regards, >> David Xu >> >> _______________________________________________ >> freebsd-current@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-current >> To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" >> > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" >