From owner-freebsd-emulation@freebsd.org Mon Sep 21 20:10:58 2015 Return-Path: Delivered-To: freebsd-emulation@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 71734A06F52 for ; Mon, 21 Sep 2015 20:10:58 +0000 (UTC) (envelope-from feld@FreeBSD.org) Received: from out1-smtp.messagingengine.com (out1-smtp.messagingengine.com [66.111.4.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 498781AD8 for ; Mon, 21 Sep 2015 20:10:57 +0000 (UTC) (envelope-from feld@FreeBSD.org) Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailout.nyi.internal (Postfix) with ESMTP id 568FF20C4F for ; Mon, 21 Sep 2015 16:10:56 -0400 (EDT) Received: from web3 ([10.202.2.213]) by compute5.internal (MEProxy); Mon, 21 Sep 2015 16:10:56 -0400 DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-sasl-enc:x-sasl-enc; s=smtpout; bh=qMc9ucYKld0IWv1 ZAh1nzN385rI=; b=EM08FBxetmOIXDa2AjnOvtxMPGOltHkG0sQaQBdvshCjA2g EPwvWtgO9yS9tdqOM3iBqSDxLStUIiPujFCPzrapfHhjl6Aij1RLWWhXfkw9WUuo RldQsGtlGG0Wt7Pq6e63x4DrvB5xv9lZWWomsKTi64tGkT6fwJPy3m2dZbyM= Received: by web3.nyi.internal (Postfix, from userid 99) id 30CC21027C3; Mon, 21 Sep 2015 16:10:56 -0400 (EDT) Message-Id: <1442866256.1127084.389759513.29E96282@webmail.messagingengine.com> X-Sasl-Enc: H4hqvdP8fNM+xozAkvEAMqfeo0spJGAf+Hbda+f29uNv 1442866256 From: Mark Felder To: Martin Birgmeier , freebsd-emulation@freebsd.org MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain X-Mailer: MessagingEngine.com Webmail Interface - ajax-39fe9c8e In-Reply-To: <55FE9662.7000406@aon.at> References: <55FE9662.7000406@aon.at> Subject: Re: VirtualBox mangles memory Date: Mon, 21 Sep 2015 15:10:56 -0500 X-BeenThere: freebsd-emulation@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Development of Emulators of other operating systems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 21 Sep 2015 20:10:58 -0000 On Sun, Sep 20, 2015, at 06:20, Martin Birgmeier wrote: > On machines where VirtualBox is running, I get memory allocation errors. > > 'dd' aborts with 'dd: stdout: Cannot allocate memory' > > 'zfs send' aborts with 'internal error: Cannot allocate memory' > > I have created https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195970 > to track this. > > Could a knowledgeable person please have a look into this? > > FreeBSD 10.2, VirtualBox 4.3.30 > > -- Martin > I'm not an expert, but I think this is known behavior. Virtualbox requires a huge contiguous chunk of memory for the VM and that's probably what you're running into. Can you give more information about the specs of the server itself and the amount of resources allocated to VMs? -- Mark Felder ports-secteam member feld@FreeBSD.org