From mboxrd@z Thu Jan 1 00:00:00 1970 From: nick Subject: Questions about the function, queue_empty in dm-cache-policy-mq.c Date: Sun, 04 Jan 2015 22:24:16 -0500 Message-ID: <54AA03E0.9020900@gmail.com> Reply-To: device-mapper development Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com To: agk@redhat.com Cc: linux-raid@vger.kernel.org, dm-devel@redhat.com, linux-kernel@vger.kernel.org, snitzer@redhat.com List-Id: linux-raid.ids Greetings All, I have a few questions about the function I stated in the message for this email. 1. What is the issues with the CPU usage for this function? 2. What hardware is this on ? 3. How scalable is this function in terms of NR_QUEUE_LEVELS and how many does it need to handle? Nick