From mboxrd@z Thu Jan 1 00:00:00 1970 From: Igor Fedotov Subject: Re: Wiping object content on removal Date: Mon, 23 Nov 2015 19:44:21 +0300 Message-ID: <56534265.5040302@mirantis.com> References: <564C8E50.4070503@mirantis.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail-lf0-f54.google.com ([209.85.215.54]:33816 "EHLO mail-lf0-f54.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752053AbbKWQoW (ORCPT ); Mon, 23 Nov 2015 11:44:22 -0500 Received: by lffu14 with SMTP id u14so111630592lff.1 for ; Mon, 23 Nov 2015 08:44:21 -0800 (PST) In-Reply-To: Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Gregory Farnum Cc: ceph-devel Hi Gregory, On 23.11.2015 18:52, Gregory Farnum wrote: > On Wed, Nov 18, 2015 at 8:42 AM, Igor Fedotov wrote: >> Hi Cephers. >> >> Does Ceph have an ability to wipe object content during one's removal? >> Surely one can do that manually from the client but I think that's >> ineffective and not 100% secure. >> >> If no - what's about adding such feature to Ceph? >> I can start working on that. > Wipe object content during removal of what? The OSD? Or are you > talking about secure erase of object data instead of unlinking files? I meant secure object removal. > I'm not sure if any of that is really more interesting than just > enabling disk encryption... > -Greg I agree that encryption is more secure but it consumes much more CPU resources. Thanks, Igor