From owner-freebsd-current@FreeBSD.ORG Sat Dec 24 00:24:38 2005 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from [127.0.0.1] (localhost [127.0.0.1]) by hub.freebsd.org (Postfix) with ESMTP id 21A3616A41F; Sat, 24 Dec 2005 00:24:37 +0000 (GMT) (envelope-from davidxu@freebsd.org) Message-ID: <43AC957A.3010909@freebsd.org> Date: Sat, 24 Dec 2005 08:25:30 +0800 From: David Xu User-Agent: Mozilla/5.0 (X11; U; FreeBSD amd64; en-US; rv:1.7.10) Gecko/20050806 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Jason Evans References: <43ABCBCF.8060500@freebsd.org> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-current@freebsd.org Subject: Re: New malloc ready, take 42 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, 24 Dec 2005 00:24:38 -0000 Jason Evans wrote: > > On Dec 23, 2005, at 2:05 AM, David Xu wrote: > >> >> If I have linked " aj>>>>>>>" to /etc/malloc.conf for phkmalloc, the >> super-smack get better result, on my Pentium-D 2.8Ghz machine, >> before this set, the select-key.smack can only reach 19500 q_per_s, >> after the set, it can reach 20791.33 q_per_s ! > > > Was this a CURRENT system? If so, did you use the 'aj' flags when > running the first test? By default, CURRENT has 'AJ' set, which > means that junk filling is on unless you turn it off. Junk filling > would cause approximately the performance difference you measured. > > Thanks, > Jason > > > Yes, with CURRENT, I think I didn't use 'aj' for first test. I will test it again when I am back to office, sorry. David Xu