From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pb0-f51.google.com (mail-pb0-f51.google.com [209.85.160.51]) by kanga.kvack.org (Postfix) with ESMTP id 43A2E6B0035 for ; Mon, 18 Nov 2013 14:34:07 -0500 (EST) Received: by mail-pb0-f51.google.com with SMTP id up15so2444184pbc.24 for ; Mon, 18 Nov 2013 11:34:06 -0800 (PST) Received: from psmtp.com ([74.125.245.200]) by mx.google.com with SMTP id sn7si10405008pab.167.2013.11.18.11.34.05 for ; Mon, 18 Nov 2013 11:34:06 -0800 (PST) Received: by mail-ie0-f170.google.com with SMTP id qd12so190294ieb.1 for ; Mon, 18 Nov 2013 11:34:04 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <20131118153211.GB32168@redhat.com> References: <20131114180455.GA32212@anatevka.fc.hp.com> <20131115005049.GJ5116@anatevka.fc.hp.com> <20131115062417.GB9237@gmail.com> <5285C639.5040203@zytor.com> <20131115140738.GB6637@redhat.com> <20131115180324.GD6637@redhat.com> <20131118153211.GB32168@redhat.com> Date: Mon, 18 Nov 2013 11:34:04 -0800 Message-ID: Subject: Re: [PATCH 0/3] Early use of boot service memory From: Yinghai Lu Content-Type: text/plain; charset=ISO-8859-1 Sender: owner-linux-mm@kvack.org List-ID: To: Vivek Goyal Cc: "H. Peter Anvin" , Ingo Molnar , jerry.hoemann@hp.com, Pekka Enberg , Rob Landley , Thomas Gleixner , Ingo Molnar , x86 maintainers , Matt Fleming , Andrew Morton , "list@ebiederm.org:DOCUMENTATION" , "list@ebiederm.org:MEMORY MANAGEMENT" , linux-efi@vger.kernel.org, LKML On Mon, Nov 18, 2013 at 7:32 AM, Vivek Goyal wrote: >> You may need bunch of PCIe cards installed. >> >> The system with 6TiB + 16 PCIe cards, second kernel OOM. >> The system with 4.5TiB + 16 PCIe cards, second kernel works with vmcore dumped. > > What's the distro you are testing with? Do you have latest bits of > makeudmpfile where we use cyclic mode by default and one does not need > more reserved memory because of more physical memory present in the > box. I suspect that might be the problem in your testing environment > and old makedumpfile wil try to allocate larger memory on large > RAM machines and OOM. Default RHEL 6.4. Will check if i can enable cyclic mode. Thanks Yinghai -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org