From owner-freebsd-hackers@FreeBSD.ORG  Tue Oct 30 11:27:37 2012
Return-Path: <owner-freebsd-hackers@FreeBSD.ORG>
Delivered-To: freebsd-hackers@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52])
 by hub.freebsd.org (Postfix) with ESMTP id 91632796
 for <freebsd-hackers@freebsd.org>; Tue, 30 Oct 2012 11:27:37 +0000 (UTC)
 (envelope-from erichfreebsdlist@ovitrap.com)
Received: from alogreentechnologies.com (alogreentechnologies.com
 [67.212.224.110])
 by mx1.freebsd.org (Postfix) with ESMTP id 2A67C8FC16
 for <freebsd-hackers@freebsd.org>; Tue, 30 Oct 2012 11:27:36 +0000 (UTC)
Received: from X220.ovitrap.com ([122.129.201.2]) (authenticated bits=0)
 by alogreentechnologies.com (8.13.1/8.13.1) with ESMTP id q9UBRSTD000766;
 Tue, 30 Oct 2012 05:27:29 -0600
Date: Tue, 30 Oct 2012 18:27:27 +0700
From: Erich Dollansky <erichfreebsdlist@ovitrap.com>
To: Karl Pielorz <kpielorz_lst@tdx.co.uk>
Subject: Re: Threaded 6.4 code compiled under 9.0 uses a lot more memory?..
Message-ID: <20121030182727.48f5e649@X220.ovitrap.com>
In-Reply-To: <A92CE63E6E6DB93B366F4A42@MightyAtom.tdx.co.uk>
References: <A92CE63E6E6DB93B366F4A42@MightyAtom.tdx.co.uk>
X-Mailer: Claws Mail 3.8.0 (GTK+ 2.24.6; amd64-portbld-freebsd10.0)
Mime-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Cc: freebsd-hackers@freebsd.org
X-BeenThere: freebsd-hackers@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: Technical Discussions relating to FreeBSD
 <freebsd-hackers.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-hackers>, 
 <mailto:freebsd-hackers-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-hackers>
List-Post: <mailto:freebsd-hackers@freebsd.org>
List-Help: <mailto:freebsd-hackers-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hackers>,
 <mailto:freebsd-hackers-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 30 Oct 2012 11:27:37 -0000

Hi,

On Tue, 30 Oct 2012 11:12:22 +0000
Karl Pielorz <kpielorz_lst@tdx.co.uk> wrote:

> Can anyone think of any quick pointers as to why some code originally 
> written under 6.4 amd64 - when re-compiled under 9.0-stable amd64
> takes up a *lot* more memory when running?
> 
is it still the same compiler?


> As an example, under 6.4 the size/res for one reported by top is
> 81Mb/48Mb 
> - and for the other is 44Mb/9Mb [this is after it's been running for
> weeks].
> 
I assume that it is a plain FreeBSD program without X.

Erich