Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756000AbbLHAZh (ORCPT ); Mon, 7 Dec 2015 19:25:37 -0500 Received: from mail-wm0-f43.google.com ([74.125.82.43]:34688 "EHLO mail-wm0-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751881AbbLHAZe (ORCPT ); Mon, 7 Dec 2015 19:25:34 -0500 MIME-Version: 1.0 In-Reply-To: <1448636635-15946-1-git-send-email-izumi.taku@jp.fujitsu.com> References: <1448636635-15946-1-git-send-email-izumi.taku@jp.fujitsu.com> Date: Mon, 7 Dec 2015 16:25:32 -0800 Message-ID: Subject: Re: [PATCH v2 0/2] mm: Introduce kernelcore=reliable option From: Tony Luck To: Taku Izumi Cc: Linux Kernel Mailing List , "linux-mm@kvack.org" , Xishi Qiu , KAMEZAWA Hiroyuki , Mel Gorman , Andrew Morton , Dave Hansen , matt@codeblueprint.co.uk Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 938 Lines: 27 Sorry for the slow turnaround testing this. This version seems to do better with my quirky system. Summary of /proc/zoneinfo now looks like this: $ ./zoneinfo Node Normal Movable DMA DMA32 0 17090.04 85687.43 14.93 1677.41 1 17949.70 81490.98 2 17911.66 85675.00 3 17936.42 85313.32 which gets close to the mirror numbers reported in early part of boot: [ 0.000000] efi: Memory: 81050M/420096M mirrored memory SUM(Normal) = 70887.82 There are ~8GB of "struct page" allocated from boot time allocator, which covers most of the difference in the values. -Tony -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/