From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-it0-f70.google.com (mail-it0-f70.google.com [209.85.214.70]) by kanga.kvack.org (Postfix) with ESMTP id 9DF916B02F3 for ; Thu, 11 May 2017 11:37:16 -0400 (EDT) Received: by mail-it0-f70.google.com with SMTP id o5so22716421ith.8 for ; Thu, 11 May 2017 08:37:16 -0700 (PDT) Received: from resqmta-ch2-07v.sys.comcast.net (resqmta-ch2-07v.sys.comcast.net. [2001:558:fe21:29:69:252:207:39]) by mx.google.com with ESMTPS id e20si504418ioj.1.2017.05.11.08.37.15 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 11 May 2017 08:37:15 -0700 (PDT) Date: Thu, 11 May 2017 10:37:07 -0500 (CDT) From: Christoph Lameter Subject: Re: [patch 2/2] MM: allow per-cpu vmstat_threshold and vmstat_worker configuration In-Reply-To: <20170502131527.7532fc2e@redhat.com> Message-ID: References: <20170425135717.375295031@redhat.com> <20170425135846.203663532@redhat.com> <20170502102836.4a4d34ba@redhat.com> <20170502165159.GA5457@amt.cnet> <20170502131527.7532fc2e@redhat.com> Content-Type: text/plain; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Luiz Capitulino Cc: Marcelo Tosatti , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Rik van Riel , Linux RT Users , cmetcalf@mellanox.com On Tue, 2 May 2017, Luiz Capitulino wrote: > Ah, OK. Got this now. I'll give this patch a try. But I think we want > to hear from Christoph (who worked on reducing the vmstat interruptions > in the past). A bit confused by this one. The vmstat worker is already disabled if there are no updates. Also the patches by Chris Metcalf on data plane mode add a prctl to quiet the vmstat workers. Why do we need more than this? -- 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