From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kasper Sandberg Subject: Re: Reed Solomon coding based Raid? Date: Sat, 28 Nov 2009 16:48:20 +0100 Message-ID: <1259423300.31633.190.camel@localhost> References: <4B113E90.50904@xs4all.nl> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4B113E90.50904@xs4all.nl> Sender: linux-raid-owner@vger.kernel.org To: John Hendrikx Cc: linux-raid List-Id: linux-raid.ids As far as i know, theres not support for this, however, i do believe raid6 uses reed-solomon. On Sat, 2009-11-28 at 16:15 +0100, John Hendrikx wrote: > I was wondering if there is support for a raid level where one can > choose the redundancy level. Raid 5 allows for one redundant drive, > Raid 6 for two, but there's no raid level that would support arbitrary > redundancy (even to the point of allowing one to add extra redundancy > later on, by simply putting spare drives to immediate use). > > I'm just a casual Software Raid user, and have been using Raid 6 for a > small 8 TB array for a few years now and I realize that there's quite > some CPU overhead involved for such redundancy, but for my purposes > speed is not a relevant concern (10 MB/sec is enough). > > --John > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-raid" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html