From owner-freebsd-questions@FreeBSD.ORG Thu May 11 15:07:43 2006 Return-Path: X-Original-To: freebsd-questions@freebsd.org 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 F3F4916A4EB for ; Thu, 11 May 2006 15:07:42 +0000 (UTC) (envelope-from kris@obsecurity.org) Received: from elvis.mu.org (elvis.mu.org [192.203.228.196]) by mx1.FreeBSD.org (Postfix) with ESMTP id B593943D48 for ; Thu, 11 May 2006 15:07:42 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from obsecurity.dyndns.org (elvis.mu.org [192.203.228.196]) by elvis.mu.org (Postfix) with ESMTP id 93AE51A4D9E; Thu, 11 May 2006 08:07:42 -0700 (PDT) Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id C681751601; Thu, 11 May 2006 11:07:41 -0400 (EDT) Date: Thu, 11 May 2006 11:07:41 -0400 From: Kris Kennaway To: Timothy Beyer Message-ID: <20060511150741.GA69548@xor.obsecurity.org> References: <87k68tv4eo.wl%beyert@cs.ucr.edu> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="jI8keyz6grp/JLjh" Content-Disposition: inline In-Reply-To: <87k68tv4eo.wl%beyert@cs.ucr.edu> User-Agent: Mutt/1.4.2.1i Cc: freebsd-questions@freebsd.org Subject: Re: Swap Performance in 6.1? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 11 May 2006 15:07:43 -0000 --jI8keyz6grp/JLjh Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, May 10, 2006 at 04:36:15PM -0700, Timothy Beyer wrote: >=20 > I am curious if this problem has been resolved in 6.1: >=20 > (it was previously on the FreeBSD 6.1 Open Issues page, but I don't > see it there any more) > http://www.tr.freebsd.org/releases/6.1R/todo.html >=20 > swapping on 6.0 is slower than on 4.x > Not done > "Performance on swap handling is much slower than 4.x and this can make= =20 > a system essentially unusable when moderate paging activity is going on" >=20 > Has this been resolved, (I did not see anything about it in the 6.1 > release notes, or the errata) or has it been deferred to a future > release? (The reason why I ask this is that programs like Firefox and > Xemacs use up all of my 1 GB of memory and I have noticed problems of > this nature in 6.0) The TODO item should have been worded better. There is anecdotal evidence that it is slower, but no-one has actually measured it definitively. Therefore it will be deferred until the future, after someone has actual numbers showing whether/how much slower it is, or not. Kris --jI8keyz6grp/JLjh Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.3 (FreeBSD) iD8DBQFEY1M9Wry0BWjoQKURAjy8AJ9qiErLRfaidUUnW3KV8TU725lZGACg6Onr a+WlrRr6FSYiRFnJxnXleJc= =pmAG -----END PGP SIGNATURE----- --jI8keyz6grp/JLjh--