Date: Fri, 24 Sep 2010 13:55:26 +0200 From: Andy Wodfer <wodfer@gmail.com> To: freebsd-questions@freebsd.org Subject: Re: Problem adding 1TB SATA disk to system Message-ID: <AANLkTi=ernL5UcUg_wM9VhAk7-ypMEj%2BcXjfBpuE7qpA@mail.gmail.com> In-Reply-To: <i6tfq9$tek$1@dough.gmane.org> References: <AANLkTi=QHNyxD2%2BiOH1pLc0tv5Ck_r17YW=RfGJLOGx7@mail.gmail.com> <i6tfq9$tek$1@dough.gmane.org>
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On Thu, Sep 16, 2010 at 6:17 PM, Michael Powell <nightrecon@hotmail.com>wrote: > Andy Wodfer wrote: > > > I'm running FreeBSD 8.0 release (will upgrade to 8.1 STABLE tonight). > > However, I'm having big problems adding a new harddrive to the system. I > > want a separate 1TB SATA installed to recover backup files on, but when I > > add it I only get error messages: > > > > dmesg: > > > > ad2: 953869MB <WDC WD1000FYPS-01ZKB0 02.01B01> at ata1-master SATA300 > > GEOM: ad2: corrupt or invalid GPT detected. > > GEOM: ad2: GPT rejected -- may not be recoverable. > > GEOM: ufsid/4c80e66f50f43e15: corrupt or invalid GPT detected. > > GEOM: ufsid/4c80e66f50f43e15: GPT rejected -- may not be recoverable. > > > > I've tried label and fdisk, but I can't get it to work. > > > [snip] > > I do not believe you can utilize fdisk and label for this. Since it appears > there may be a possibility of a garbage MBR present this will wipe it: > > Boot a LiveFS CD, then at a root prompt do: > > sysctl kern.geom.debugflags=16 and: > > dd if=/dev/zero of=/dev/adx oseek=1 bs=512 count=1 > > where x equals your drive number. This will zero out any old MBR. > > You will need to set this up with gpart instead of fdisk. More details in > man gpart and possibly glabel. The devil is in the details, but this may be > enough to get you pointed down the road. > I couldn't get it to work. My solution was to remove the 1TB drive and install 2x500GB drives in a small RAID instead. Made life so much easier. :-) Cheers, Andy
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