From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Waskiewicz Jr, Peter P" Subject: Re: surprising memory request Date: Fri, 18 Jan 2013 10:09:30 -0800 Message-ID: <20130118180930.GA15466@ppwaskie-mobl2.amr.corp.intel.com> References: <20130118085818.147220.FMU5901@air.gr8dns.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: netdev@vger.kernel.org, David Woodhouse To: Dirk Hohndel Return-path: Received: from mga09.intel.com ([134.134.136.24]:51070 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751507Ab3ARSJs (ORCPT ); Fri, 18 Jan 2013 13:09:48 -0500 Content-Disposition: inline In-Reply-To: <20130118085818.147220.FMU5901@air.gr8dns.org> Sender: netdev-owner@vger.kernel.org List-ID: On Fri, Jan 18, 2013 at 08:58:18AM -0800, Dirk Hohndel wrote: > > Running openconnect on a very recent 3.8 (a few commits before Linus cut > RC4) I get this allocation failure. I'm unclear why we would need 128 > contiguous pages here... > > /D [...] > [66015.674074] 541777 total pagecache pages > [66015.674075] 142 pages in swap cache > [66015.674078] Swap cache stats: add 4420, delete 4278, find 106/118 > [66015.674080] Free swap = 9197216kB > [66015.674082] Total swap = 9213948kB > [66015.710738] 2094576 pages RAM > [66015.710745] 85536 pages reserved > [66015.710746] 1755663 pages shared > [66015.710748] 1488520 pages non-shared > [66015.710752] netdev: Unable to allocate 1024 tx queues What device are you using that is trying to allocate so many Tx queues? Assuming this is coming from the VPN device coming online; is SELinux in enforcing mode? There have been a number of changes in the tun driver recently around the multiqueue area with SELinux, just a theory at this point. I can keep digging. Cheers, -PJ