From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roman Mamedov Subject: Re: Split RAID: Proposal for archival RAID using incremental batch checksum Date: Wed, 29 Oct 2014 12:32:35 +0500 Message-ID: <20141029123235.56910b68@natsu> References: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-raid-owner@vger.kernel.org To: Anshuman Aggarwal Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids On Wed, 29 Oct 2014 12:45:34 +0530 Anshuman Aggarwal wrote: > I'm outlining below a proposal for a RAID device mapper virtual block > device for the kernel which adds "split raid" functionality on an > incremental batch basis for a home media server/archived content which > is rarely accessed. > Existing solutions considered: Some of the already-available "home media server" setup schemes you did not mention: http://linuxconfig.org/prouhd-raid-for-the-end-user a smart way of managing MD RAID given multiple devices of various sizes; http://louwrentius.com/building-a-raid-6-array-of-mixed-drives.html what to do with a set of mixed-size drives, in simpler terms; https://romanrm.net/mhddfs File-level "concatenation" of disks, with smart distribution of new files; -- With respect, Roman