From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B4FD6C433FE for ; Tue, 19 Oct 2021 14:19:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9510B610C7 for ; Tue, 19 Oct 2021 14:19:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232896AbhJSOVy (ORCPT ); Tue, 19 Oct 2021 10:21:54 -0400 Received: from smtp-out2.suse.de ([195.135.220.29]:33016 "EHLO smtp-out2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229649AbhJSOVw (ORCPT ); Tue, 19 Oct 2021 10:21:52 -0400 Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out2.suse.de (Postfix) with ESMTP id D5E571FD66; Tue, 19 Oct 2021 14:19:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1634653178; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=17XfwS65rinqRQ1q6ipG3Hb8XhX7XNxJzO/iLYtDfK8=; b=QpnkvsCK9QJG2NyfNxwehgKhumEq8pDVXnpoMGN8xddkAgH7ZIiQiOX7D9WT2NjdLI/jgt /wzL6qvCxdyIDB6JS9svh59sSk2sZtQWMMNpmX4vXEb+OaoLLk0/hHU8TttGB5C5zksYsg HyUqFZ8b61DP8AYqq0iyHrqA7lj0kLk= Received: from suse.cz (unknown [10.100.201.86]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by relay2.suse.de (Postfix) with ESMTPS id A9F6CA3B83; Tue, 19 Oct 2021 14:19:38 +0000 (UTC) Date: Tue, 19 Oct 2021 16:19:38 +0200 From: Michal Hocko To: Vasily Averin Cc: Johannes Weiner , Vladimir Davydov , Andrew Morton , Roman Gushchin , Uladzislau Rezki , Vlastimil Babka , Shakeel Butt , Mel Gorman , cgroups@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, kernel@openvz.org Subject: Re: [PATCH memcg 0/1] false global OOM triggered by memcg-limited task Message-ID: References: <6b751abe-aa52-d1d8-2631-ec471975cc3a@virtuozzo.com> <339ae4b5-6efd-8fc2-33f1-2eb3aee71cb2@virtuozzo.com> <687bf489-f7a7-5604-25c5-0c1a09e0905b@virtuozzo.com> <6c422150-593f-f601-8f91-914c6c5e82f4@virtuozzo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue 19-10-21 16:13:19, Michal Hocko wrote: [...] > That patch has to be discuss in its full length. There were other > details I have brought up AFAIU. And btw. thanks for walking through that maze! It is far from trivial with side effects all over the place which far from obvious and heavily underdocumented. -- Michal Hocko SUSE Labs From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michal Hocko Subject: Re: [PATCH memcg 0/1] false global OOM triggered by memcg-limited task Date: Tue, 19 Oct 2021 16:19:38 +0200 Message-ID: References: <6b751abe-aa52-d1d8-2631-ec471975cc3a@virtuozzo.com> <339ae4b5-6efd-8fc2-33f1-2eb3aee71cb2@virtuozzo.com> <687bf489-f7a7-5604-25c5-0c1a09e0905b@virtuozzo.com> <6c422150-593f-f601-8f91-914c6c5e82f4@virtuozzo.com> Mime-Version: 1.0 Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1634653178; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=17XfwS65rinqRQ1q6ipG3Hb8XhX7XNxJzO/iLYtDfK8=; b=QpnkvsCK9QJG2NyfNxwehgKhumEq8pDVXnpoMGN8xddkAgH7ZIiQiOX7D9WT2NjdLI/jgt /wzL6qvCxdyIDB6JS9svh59sSk2sZtQWMMNpmX4vXEb+OaoLLk0/hHU8TttGB5C5zksYsg HyUqFZ8b61DP8AYqq0iyHrqA7lj0kLk= Content-Disposition: inline In-Reply-To: List-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Vasily Averin Cc: Johannes Weiner , Vladimir Davydov , Andrew Morton , Roman Gushchin , Uladzislau Rezki , Vlastimil Babka , Shakeel Butt , Mel Gorman , cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, kernel-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org On Tue 19-10-21 16:13:19, Michal Hocko wrote: [...] > That patch has to be discuss in its full length. There were other > details I have brought up AFAIU. And btw. thanks for walking through that maze! It is far from trivial with side effects all over the place which far from obvious and heavily underdocumented. -- Michal Hocko SUSE Labs