From owner-freebsd-questions@FreeBSD.ORG Sat Mar 27 19:36:54 2004 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3DED916A4CE for ; Sat, 27 Mar 2004 19:36:54 -0800 (PST) Received: from mta7.pltn13.pbi.net (mta7.pltn13.pbi.net [64.164.98.8]) by mx1.FreeBSD.org (Postfix) with ESMTP id 2F22143D48 for ; Sat, 27 Mar 2004 19:36:54 -0800 (PST) (envelope-from kris@obsecurity.org) Received: from obsecurity.dyndns.org (22ca85c6a06cc75117aa8f9383eed8ab@adsl-67-115-73-128.dsl.lsan03.pacbell.net [67.115.73.128])i2S3adNn000590; Sat, 27 Mar 2004 19:36:39 -0800 (PST) Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id 6087E52ABF; Sat, 27 Mar 2004 19:36:38 -0800 (PST) Date: Sat, 27 Mar 2004 19:36:38 -0800 From: Kris Kennaway To: Peter G Message-ID: <20040328033638.GA34446@xor.obsecurity.org> References: <20040328000618.6559.qmail@web9701.mail.yahoo.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="Q68bSM7Ycu6FN28Q" Content-Disposition: inline In-Reply-To: <20040328000618.6559.qmail@web9701.mail.yahoo.com> User-Agent: Mutt/1.4.2.1i cc: freebsd-questions@freebsd.org Subject: Re: PAE, mem available to user? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 28 Mar 2004 03:36:54 -0000 --Q68bSM7Ycu6FN28Q Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Mar 27, 2004 at 04:06:17PM -0800, Peter G wrote: > hi all, read thru the archives, esp thru thread: "PAE > testing results ..." from circa May 03. >=20 > I am getting a diffrent problem on a uniProc machine. > with 5.2.1 and a stock PAE build. >=20 > machine is stable and does not crash, but the big mem > user job we want to submit to it, all these jobs die > when they start using about 400MB of mem, swap doesn't > activate. the user submitted job just core dumps. > With previous 4.5 FBSD machines with the following > kernel options compiled in (before PAE days) on same > machine w/same 1.5GB of physical mem and plenty of > swap, we'd get 1.2GB of usable mem for user job and > rest would be kernel space. Job would run but not > satisfactory, thought modern PAE would be a better > bet. >=20 > The kernel options we had used w/ 4.5 back then were: > options MAXDSIZ=3D"(1664*1024*1024)" > options DFLDSIZ=3D"(1664*1024*1024)" PAE is for addressing >4GB of memory; since you only have about 1.5GB, that's not applicable. You'll need to include more details about your system and kernel configuration, including error messages showing what is going wrong. Kris --Q68bSM7Ycu6FN28Q Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFAZkhGWry0BWjoQKURAtvwAJ4sfAMT4BTVfncF6BggIBLREatlvQCguZ6j fx+hgkM+OBT+WGTfCkVuBpg= =8tJW -----END PGP SIGNATURE----- --Q68bSM7Ycu6FN28Q--