X-Recipient: archive-cygwin AT delorie DOT com
X-Spam-Check-By: sourceware.org
Date: Mon, 17 Jan 2011 01:11:17 -0500
From: Christopher Faylor <cgf-use-the-mailinglist-please AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: max memory
Message-ID: <20110117061117.GA3699@ednor.casa.cgf.cx>
Reply-To: cygwin AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
References: <000a01cbb58a$2ce4fd70$86aef850$@leinonen AT wipsl DOT com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <000a01cbb58a$2ce4fd70$86aef850$@leinonen@wipsl.com>
User-Agent: Mutt/1.5.20 (2009-06-14)
Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
Precedence: bulk
List-Id: <cygwin.cygwin.com>
List-Unsubscribe: <mailto:cygwin-unsubscribe-archive-cygwin=delorie DOT com AT cygwin DOT com>
List-Subscribe: <mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive: <http://sourceware.org/ml/cygwin/>
List-Post: <mailto:cygwin AT cygwin DOT com>
List-Help: <mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender: cygwin-owner AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
Delivered-To: mailing list cygwin AT cygwin DOT com

On Sun, Jan 16, 2011 at 04:32:17PM +0200, Paavo Leinonen wrote:
>Hi,
>
>I have read [1] and set heap_chunk_in_mb to 2048, but
>max_memory.exe gives me only 1920 MB. I need (almost)
>2048 MB to be able to manipulate BIG (map) images, how
>can get 2048 megabytes available for my program?
>
>Where has the 128 MB (2048 - 1920) gone? I also tried
>increasing heap_chunk_in_mb to 4095, but max_memory.exe
>still gives 1920 MB.

Cygwin only uses as much memory as the OS gives it.  It can't
use a full 2048MB for the heap.

cgf

--
Problem reports:       http://cygwin.com/problems.html
FAQ:                   http://cygwin.com/faq/
Documentation:         http://cygwin.com/docs.html
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple