From owner-freebsd-current@FreeBSD.ORG Sun Sep 11 07:51:59 2005 Return-Path: X-Original-To: current@FreeBSD.org Delivered-To: freebsd-current@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3F19716A41F for ; Sun, 11 Sep 2005 07:51:59 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from fileserver.fields.utoronto.ca (fileserver.fields.utoronto.ca [128.100.216.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id CE37343D45 for ; Sun, 11 Sep 2005 07:51:58 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from fields.fields.utoronto.ca (fields.localdomain [192.168.216.11]) by fileserver.fields.utoronto.ca (8.12.8/8.12.8/Fields 6.0) with ESMTP id j8B7pv0r020054 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Sun, 11 Sep 2005 03:51:58 -0400 Received: from obsecurity.dyndns.org (localhost.localdomain [127.0.0.1]) by fields.fields.utoronto.ca (8.12.8/8.12.8/Fields WS 6.0) with ESMTP id j8B7pv6P006430 for ; Sun, 11 Sep 2005 03:51:57 -0400 Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id 6F90C51206; Sun, 11 Sep 2005 03:51:57 -0400 (EDT) Date: Sun, 11 Sep 2005 03:51:57 -0400 From: Kris Kennaway To: current@FreeBSD.org Message-ID: <20050911075157.GA93947@xor.obsecurity.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="bp/iNruPH9dso1Pn" Content-Disposition: inline User-Agent: Mutt/1.4.2.1i Cc: Subject: 'swap_pager: indefinite wait buffer' with swapfile 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: Sun, 11 Sep 2005 07:51:59 -0000 --bp/iNruPH9dso1Pn Content-Type: text/plain; charset=us-ascii Content-Disposition: inline I configured a vnode-backed md and enabled swapping on it. A few hours later after moderate swap use the console showed: swap_pager: indefinite wait buffer: bufobj: 0, blkno: 889347, size: 8192 [...repeated...] The backing store was a sparse file, but there was ample space: # ls -l /data2/swapfile -rw-r--r-- 1 root wheel 17179869184 Sep 11 16:50 /data2/swapfile # df /data2 Filesystem 1K-blocks Used Avail Capacity Mounted on /dev/stripe/data 51666218 27042730 20490192 57% /data2 # swapinfo Device 1K-blocks Used Avail Capacity /dev/da0b 6297480 949304 6297480 15% /dev/md41 16777216 842544 16777216 5% Total 23074696 1791848 21282848 8% Kris --bp/iNruPH9dso1Pn Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFDI+IcWry0BWjoQKURAt/wAJ99xKAXdyJC4CqnheWfDQeTlJqGeACg2dC1 2OayDetQrI6vZ5Q2/BcfFAc= =wLbT -----END PGP SIGNATURE----- --bp/iNruPH9dso1Pn--