From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yb0-f199.google.com (mail-yb0-f199.google.com [209.85.213.199]) by kanga.kvack.org (Postfix) with ESMTP id 0A5076B0038 for ; Fri, 6 Jan 2017 07:01:25 -0500 (EST) Received: by mail-yb0-f199.google.com with SMTP id d184so14518230ybh.4 for ; Fri, 06 Jan 2017 04:01:25 -0800 (PST) Received: from www262.sakura.ne.jp (www262.sakura.ne.jp. [2001:e42:101:1:202:181:97:72]) by mx.google.com with ESMTPS id w190si34270991oia.229.2017.01.06.04.01.23 for (version=TLS1 cipher=AES128-SHA bits=128/128); Fri, 06 Jan 2017 04:01:24 -0800 (PST) Subject: Re: [Bug 190351] New: OOM but no swap used References: <20170105114611.8b0fa5d3ec779e8a71b3973c@linux-foundation.org> <20170106083125.GC5556@dhcp22.suse.cz> From: Tetsuo Handa Message-ID: Date: Fri, 6 Jan 2017 21:00:29 +0900 MIME-Version: 1.0 In-Reply-To: <20170106083125.GC5556@dhcp22.suse.cz> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: rtc@helen.plasma.xg8.de Cc: Michal Hocko , Andrew Morton , bugzilla-daemon@bugzilla.kernel.org, linux-mm@kvack.org On 2017/01/06 17:31, Michal Hocko wrote: >>> slab_reclaimable:732236kB slab_unreclaimable:70736kB kernel_stack:2560kB > > slab consumption is really high. It has eaten a majority of the lowmem. > I would focus on who is eating that memory. Try to watch /proc/slabinfo > for anomalies. > Maybe you can use https://sourceware.org/systemtap/examples/#memory/vm.tracepoints.stp . Absolutely latest kernels might need systemtap built from source git tree at https://sourceware.org/systemtap/getinvolved.html , but compilation is not difficult at all. -- 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