From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752245AbbKJBmU (ORCPT ); Mon, 9 Nov 2015 20:42:20 -0500 Received: from mga14.intel.com ([192.55.52.115]:25139 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751035AbbKJBmT (ORCPT ); Mon, 9 Nov 2015 20:42:19 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,268,1444719600"; d="scan'208";a="681824299" From: kernel test robot Subject: [lkp] [block] c1a6680dfd: OOM possibility increased from 50%-83% CC: lkp@01.org CC: LKML TO: Christoph Hellwig Date: Tue, 10 Nov 2015 09:42:17 +0800 Message-ID: <87mvumd406.fsf@yhuang-dev.intel.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org FYI, we noticed the below changes on git://git.infradead.org/users/hch/block.git nvme-loop.2 commit c1a6680dfd43af25bdfd5a22a7fe6efc16ba56f6 ("block: defer timeouts to a workqueue") As below, just FYI. Although the memory size of virtual machine is too small, your commit may increased memory usage. ========================================================================================= tbox_group/testcase/rootfs/kconfig/compiler/sleep: vm-intel12-openwrt-i386/boot/openwrt-i386.cgz/i386-randconfig-a0-201545/gcc-5/1 commit: 344c23116aa2003811927925a8462e57311e6467 c1a6680dfd43af25bdfd5a22a7fe6efc16ba56f6 344c23116aa20038 c1a6680dfd43af25bdfd5a22a7 ---------------- -------------------------- fail:runs %reproduction fail:runs | | | :30 50% 15:30 kmsg.Kernel_Offset:disabled 1:30 -3% :30 kmsg.hrtimer:interrupt_took#ns :30 50% 15:30 dmesg.Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes :30 50% 15:30 dmesg.Mem-Info :30 50% 15:30 dmesg.invoked_oom-killer:gfp_mask=0x ========================================================================================= tbox_group/testcase/rootfs/kconfig/compiler/sleep: vm-kbuild-yocto-i386/boot/yocto-minimal-i386.cgz/i386-randconfig-a0-201545/gcc-5/1 commit: 344c23116aa2003811927925a8462e57311e6467 c1a6680dfd43af25bdfd5a22a7fe6efc16ba56f6 344c23116aa20038 c1a6680dfd43af25bdfd5a22a7 ---------------- -------------------------- fail:runs %reproduction fail:runs | | | :36 72% 26:36 kmsg.Kernel_Offset:disabled :36 72% 26:36 dmesg.Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes :36 72% 26:36 dmesg.Mem-Info :36 72% 26:36 dmesg.invoked_oom-killer:gfp_mask=0x ========================================================================================= tbox_group/testcase/rootfs/kconfig/compiler/sleep: vm-vp-quantal-i386/boot/quantal-core-i386.cgz/i386-randconfig-a0-201545/gcc-5/1 commit: 344c23116aa2003811927925a8462e57311e6467 c1a6680dfd43af25bdfd5a22a7fe6efc16ba56f6 344c23116aa20038 c1a6680dfd43af25bdfd5a22a7 ---------------- -------------------------- fail:runs %reproduction fail:runs | | | :12 83% 10:12 kmsg.Kernel_Offset:disabled :12 83% 10:12 dmesg.Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes :12 83% 10:12 dmesg.Mem-Info :12 83% 10:12 dmesg.invoked_oom-killer:gfp_mask=0x vm-intel12-openwrt-i386: qemu-system-i386 -enable-kvm Memory: 192M vm-kbuild-yocto-i386: qemu-system-i386 -enable-kvm Memory: 320M vm-vp-quantal-i386: qemu-system-i386 -enable-kvm -cpu Haswell,+smep,+smap Memory: 360M Thanks, Ying Huang