From mboxrd@z Thu Jan 1 00:00:00 1970 From: Phil Turmel Subject: Re: Mdadm with data offsets Date: Sun, 13 Dec 2015 18:56:34 -0500 Message-ID: <566E05B2.20803@turmel.org> References: <566E0440.70801@turmel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <566E0440.70801@turmel.org> Sender: linux-raid-owner@vger.kernel.org To: "TheGerwazy ." , linux-raid@vger.kernel.org List-Id: linux-raid.ids On 12/13/2015 06:50 PM, Phil Turmel wrote: > On 12/13/2015 01:18 AM, TheGerwazy . wrote: >> Hello >> I have to recreate mdadm raid 6 made with different data offsets. Some >> drives have 2048 and others 262144. >> I am looking for mdadm version with data offsets option for each drive. >> Could somebody help me. Please ? > > version 3.3 and above, I believe. If in doubt, just compile the latest > version yourself -- no root privileges are required to compile it. Then > run it from the current directory. > > git clone git://neil.brown.name/mdadm > > make > [sudo] ./mdadm ...... I should add that using --create to reconstruct an array is incredibly dangerous (to your data) and should only be used as a last resort and when you are 100% confident you know how to do it. Your question suggests that might not be true.... in which case sharing your problem here might be wise. Phil