From owner-freebsd-amd64@FreeBSD.ORG Fri May 23 23:00:04 2008 Return-Path: Delivered-To: freebsd-amd64@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8FC511065674 for ; Fri, 23 May 2008 23:00:04 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 613208FC1F for ; Fri, 23 May 2008 23:00:04 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.2/8.14.2) with ESMTP id m4NN04qR086586 for ; Fri, 23 May 2008 23:00:04 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.2/8.14.1/Submit) id m4NN04dJ086585; Fri, 23 May 2008 23:00:04 GMT (envelope-from gnats) Date: Fri, 23 May 2008 23:00:04 GMT Message-Id: <200805232300.m4NN04dJ086585@freefall.freebsd.org> To: freebsd-amd64@FreeBSD.org From: Kris Kennaway Cc: Subject: Re: amd64/123936: Swap problem? X-BeenThere: freebsd-amd64@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Kris Kennaway List-Id: Porting FreeBSD to the AMD64 platform List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 23 May 2008 23:00:04 -0000 The following reply was made to PR amd64/123936; it has been noted by GNATS. From: Kris Kennaway To: Stefan `Sec` Zehl Cc: FreeBSD-gnats-submit@FreeBSD.org Subject: Re: amd64/123936: Swap problem? Date: Fri, 23 May 2008 22:59:14 +0000 On Fri, May 23, 2008 at 07:17:48PM +0200, Stefan `Sec` Zehl wrote: > > >Number: 123936 > >Category: amd64 > >Synopsis: Swap problem? > >Confidential: no > >Severity: serious > >Priority: low > >Responsible: freebsd-amd64 > >State: open > >Quarter: > >Keywords: > >Date-Required: > >Class: sw-bug > >Submitter-Id: current-users > >Arrival-Date: Fri May 23 17:20:00 UTC 2008 > >Closed-Date: > >Last-Modified: > >Originator: Stefan `Sec` Zehl > >Release: FreeBSD 7.0-STABLE amd64 > >Organization: > >Environment: > System: FreeBSD ice 7.0-STABLE FreeBSD 7.0-STABLE #13: Thu May 8 15:00:23 CEST 2008 root@ice:/usr/obj/usr/src/sys/ICE amd64 > > > > >Description: > > My FreeBSD-7.0-STABLE amd64 machine had some strange swap problems today. > > /var/log/messages shows these messages: > > | May 23 10:59:07 ice kernel: swap_pager_getswapspace(16): failed > | May 23 10:59:07 ice kernel: swap_pager_getswapspace(8): failed > | May 23 10:59:07 ice kernel: swap_pager_getswapspace(16): failed > | May 23 10:59:07 ice kernel: swap_pager_getswapspace(12): failed > | May 23 10:59:07 ice kernel: swap_pager_getswapspace(16): failed > | May 23 10:59:07 ice kernel: swap_pager_getswapspace(12): failed > | May 23 10:59:07 ice kernel: swap_pager_getswapspace(16): failed > | [....] > until two processes were killed > > | May 23 10:59:11 ice kernel: pid 52947 (named), uid 53, was killed: out of swap s > > After that, these messages stopped. > > The disk itself appears to be ok -- smartctl lists no problems(did also run a > smartctl -t short run), and a dd can read the entire swap device without > problems. > > I have encrypted my swap by having the following line in my /etc/fstab: > |/dev/ad4s1b.eli none swap sw 0 0 > > swapinfo confirms this: > | Device 1K-blocks Used Avail Capacity > | /dev/ad4s1b.eli 1441088 188852 1252236 13% > > Is there any known issue with encrypted swap? And do the numbers in > "getspace(xx)" signify anyting? Is there any additional information needed? This is not a bug. Your system ran out of free swap, reported the failure to allocate more of it, then killed off one of the processes that was hogging it. Kris