From mboxrd@z Thu Jan 1 00:00:00 1970 From: Johannes Weiner Subject: Re: [PATCH 6/7] psi: pressure stall information for CPU, memory, and IO Date: Tue, 8 May 2018 10:06:48 -0400 Message-ID: <20180508140648.GB2900@cmpxchg.org> References: <20180507210135.1823-1-hannes@cmpxchg.org> <20180507210135.1823-7-hannes@cmpxchg.org> <024fba07-eece-3878-0924-ea9fd601542d@infradead.org> Mime-Version: 1.0 Return-path: DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=cmpxchg.org ; s=x; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID:Subject: Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=yV9mx4MM9CtIkOlDtJkY37nJ1rCbjTHtcSVrNOCcgDI=; b=U6x1hkMZxnJLIho9M2MCnsN3HZ 3WUWZjtucFaPS6iaV+jGPbGmowAee7OLQqcrevbhxFusQMnxtowpbQdOJx6pf2Eb43o70X6Hbfnj4 RtGy/cDVCSEzA/fNjJQcpHcDAMgm3LtIetIYW+eroT0c57D/vZ72PoyR3aef3i1ueeAQ=; Content-Disposition: inline In-Reply-To: <024fba07-eece-3878-0924-ea9fd601542d@infradead.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Randy Dunlap Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-block@vger.kernel.org, cgroups@vger.kernel.org, Ingo Molnar , Peter Zijlstra , Andrew Morton , Tejun Heo , Balbir Singh , Mike Galbraith , Oliver Yang , Shakeel Butt , xxx xxx , Taras Kondratiuk , Daniel Walker , Vinayak Menon , Ruslan Ruslichenko , kernel-team@fb.com On Mon, May 07, 2018 at 05:42:36PM -0700, Randy Dunlap wrote: > On 05/07/2018 02:01 PM, Johannes Weiner wrote: > > + * The ratio is tracked in decaying time averages over 10s, 1m, 5m > > + * windows. Cumluative stall times are tracked and exported as well to > > Cumulative > > > +/** > > + * psi_memstall_leave - mark the end of an memory stall section > > end of a memory Thanks Randy, I'll get those fixed.