From owner-freebsd-hackers@FreeBSD.ORG Mon Mar 14 11:41:40 2011 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7E8AB1065785 for ; Mon, 14 Mar 2011 11:41:40 +0000 (UTC) (envelope-from mats.w.lindberg@gmail.com) Received: from mail-iy0-f182.google.com (mail-iy0-f182.google.com [209.85.210.182]) by mx1.freebsd.org (Postfix) with ESMTP id 955058FC0A for ; Mon, 14 Mar 2011 11:41:38 +0000 (UTC) Received: by iyj12 with SMTP id 12so5737780iyj.13 for ; Mon, 14 Mar 2011 04:41:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type; bh=N2SOEAe1F1CJupaQ1u47DrHeSDkoYJpbBG8/4UrHXz0=; b=gw6RI1IeLssbirt22ljNCH2klKti+wZZjCE6daV/xZtAQzUvZ3I1zpeQdpUkElGY+l 2e3OAhZidtH6fpvH5+NLHP96IXMvO2hej+1fGLS0Ffy7l3ZfnQiwvYTAH0QfMQfNozf2 91yjogTb5sbHNTN5SdK2Ss32boVibSQUsHvTQ= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=Zf5KyrZX+WdSrdyyVZRoJGQcP/hPRphO9zn0s58mnM62kckfQwmFWmAxmO9r62GnB9 ud0KSENNul6SxPBVdjKnV0rLh68BeXgp2UqpcQsxZFsT0ytJIDQ+Rz5Jg3YoPlbvP305 28kulx0X/Vj+LDN0d9mOTH1sUUP51lbhLzY6Y= MIME-Version: 1.0 Received: by 10.231.28.17 with SMTP id k17mr9534271ibc.169.1300102897332; Mon, 14 Mar 2011 04:41:37 -0700 (PDT) Received: by 10.231.165.149 with HTTP; Mon, 14 Mar 2011 04:41:37 -0700 (PDT) In-Reply-To: <4D7DFC6F.80008@gmail.com> References: <4D7DFC6F.80008@gmail.com> Date: Mon, 14 Mar 2011 12:41:37 +0100 Message-ID: From: Mats Lindberg To: Mark Tinguely Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-hackers@freebsd.org Subject: Re: FreeBSD 6 vs 8.1 X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 14 Mar 2011 11:41:40 -0000 No - not from what I understand in the vmware it looks like a real disk device /dev/ad0s1e in the nfsroot'ed system I actually have 'of=/opt/something' which is definately to the nfs disk. 2011/3/14 Mark Tinguely > On 3/14/2011 6:17 AM, Mats Lindberg wrote: > >> All >> I am migrating from FreeBSD 6.3 to FreeBSD 8.1 And I have noticed some, >> what >> I think is, strange behaviour. >> >> In FreeBSD 6.3 when I do >> >>> swapoff -a >>> dd if=/dev/zero of=/tmp/whatever bs=1G count=1 >>> >> I get something like "out of memory - killed" >> >> In FreeBSD 8.1 doing the same - processes around start to die, e.g. all >> getty's are killed and finally devfs goes the same way. >> >> My target is diskless nfs mounted to a linux fileserver - hence no swap >> partition >> It does not seem to be relalted to the nfs root however - I get the same >> behaviour running FBSD-8.1 in a VMWARE server session. >> >> Is this a new 'feature' of FBSD or just a bug? >> Are there some sysctl's to set to 'really' turn of swapping. >> >> At one instance I also got a kernel panic saying 'page fault in kernel' >> but >> I'm having a hard time to repeat just that. >> >> regards >> Mats >> _______________________________________________ >> freebsd-hackers@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-hackers >> To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org >> " >> >> Do you have /tmp mounted on a memory filesystem? > > --Mark Tinguely > >