From mboxrd@z Thu Jan 1 00:00:00 1970 From: adfas asd Subject: Re: Is My Data DESTROYED?! Date: Thu, 22 Oct 2009 19:04:56 -0700 (PDT) Message-ID: <222314.82857.qm@web38801.mail.mud.yahoo.com> References: <70ed7c3e0910221840o795a61b9u77774725386868e2@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: In-Reply-To: <70ed7c3e0910221840o795a61b9u77774725386868e2@mail.gmail.com> Sender: linux-raid-owner@vger.kernel.org To: linux-raid@vger.kernel.org List-Id: linux-raid.ids How could this possibly have happened? The whole idea of RAID is so something like this won't happen. I was using JFS. I've lost confidence now in mdadm. I have too much data to back up practically, and am now at a loss. --- On Thu, 10/22/09, Majed B. wrote: > From: Majed B. > Subject: Re: Is My Data DESTROYED?! > To: "adfas asd" > Cc: linux-raid@vger.kernel.org > Date: Thursday, October 22, 2009, 6:40 PM > Seems like your filesystem is > corrupted. Some filesystems have alternative superblocks. > > you can mount your filesystem using an alternative > superblock using: mount -o sb= > You find the offset value by running a dry-run (test) of > mkfs on your drives. It will print multiple offsets for > superblocks. > > > > On Fri, Oct 23, 2009 at 4:36 AM, > adfas asd > wrote: > > > Today I went in to my HTPC, to find it was hung and the > drive light was stuck on. After all attempts to revive it > or switch to terminal 2 or 3 had failed I reset the system. > > > > It rebooted to tell me that it cannot mount /home, the > RAID10offset2 device. > > > > When I reboot in recovery mode and try to mount /dev/md0 > manually it informs me there is an invalid superblock! I > shut down and unplugged each drive in turn, and /proc/mdstat > shows the appropriate volume gone, but still can't mount > the array. > > > > > > What has happened here? Is all my data destroyed? > > > > > > > > -- > > 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 > > > > > -- > Majed B. > > >