From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752532AbZHLGTm (ORCPT ); Wed, 12 Aug 2009 02:19:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751996AbZHLGTm (ORCPT ); Wed, 12 Aug 2009 02:19:42 -0400 Received: from 82-117-125-11.tcdsl.calypso.net ([82.117.125.11]:36098 "EHLO smtp.ossman.eu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751029AbZHLGTl (ORCPT ); Wed, 12 Aug 2009 02:19:41 -0400 Date: Wed, 12 Aug 2009 08:19:34 +0200 From: Pierre Ossman To: Rusty Russell Cc: Avi Kivity , Minchan Kim , kvm@vger.kernel.org, LKML , linux-mm@kvack.org, Wu Fengguang , KOSAKI Motohiro , Rik van Riel Subject: Re: Page allocation failures in guest Message-ID: <20090812081934.33e8280f@mjolnir.ossman.eu> In-Reply-To: <200908121249.51973.rusty@rustcorp.com.au> References: <20090713115158.0a4892b0@mjolnir.ossman.eu> <20090811083233.3b2be444@mjolnir.ossman.eu> <4A811545.5090209@redhat.com> <200908121249.51973.rusty@rustcorp.com.au> X-Mailer: Claws Mail 3.7.2 (GTK+ 2.16.5; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; protocol="application/pgp-signature"; boundary="=_freyr.ossman.eu-3535-1250057980-0001-2" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a MIME-formatted message. If you see this text it means that your E-mail software does not support MIME-formatted messages. --=_freyr.ossman.eu-3535-1250057980-0001-2 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Wed, 12 Aug 2009 12:49:51 +0930 Rusty Russell wrote: >=20 > It's kind of the nature of networking devices :( >=20 > I'd say your host now offers GSO features, so the guest allocates big > packets. >=20 > > > I doesn't get out of it though, or at least the virtio net driver > > > wedges itself. >=20 > There's a fixme to retry when this happens, but this is the first report > I've received. I'll check it out. >=20 Will it still trigger the OOM killer with this patch, or will things behave slightly more gracefully? Rgds --=20 -- Pierre Ossman WARNING: This correspondence is being monitored by the Swedish government. Make sure your server uses encryption for SMTP traffic and consider using PGP for end-to-end encryption. --=_freyr.ossman.eu-3535-1250057980-0001-2 Content-Type: application/pgp-signature; name="signature.asc" Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.11 (GNU/Linux) iEYEARECAAYFAkqCXvsACgkQ7b8eESbyJLj8dwCgyJNVA/HvKHZRcWTNV2HHSoHc obUAoPCiGgEIC8eYz09sJwwz0c741bns =xvSg -----END PGP SIGNATURE----- --=_freyr.ossman.eu-3535-1250057980-0001-2--