From mboxrd@z Thu Jan 1 00:00:00 1970 From: Josh Durgin Subject: Re: Interest in Implementing Cache layer on top of NVME Driver [GSoC] Date: Tue, 1 Mar 2016 16:27:05 -0800 Message-ID: <56D63359.3090304@redhat.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mx1.redhat.com ([209.132.183.28]:34592 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932228AbcCBA1H (ORCPT ); Tue, 1 Mar 2016 19:27:07 -0500 In-Reply-To: Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Haomai Wang , Rajath Shashidhara Cc: "ceph-devel@vger.kernel.org" On 03/01/2016 06:01 AM, Haomai Wang wrote: > I think it's a initial idea background, but since we also have > ObjectCacher in client side, if we can unify this it will be good. But > obviously ObjectCacher is complexity now, you may not take care of it > at first... I'd suggest ignoring ObjectCacher, since it's got ordering and buffer assumptions you probably don't need, plus a single global lock. I'd expect a read-focused cache to be pretty different. Josh