Date: Sun, 28 Jun 2015 17:46:31 -0700 From: Chris Stankevitz <chrisstankevitz@gmail.com> To: kpneal@pobox.com Cc: Quartz <quartz@sneakertech.com>, freebsd-questions <freebsd-questions@freebsd.org> Subject: Re: Corrupt GPT on ZFS full-disks that shouldn't be using GPT Message-ID: <CAPi0psvzYhCw-GMEJjA0jkUL53PrzxJFHKh3tQUbwyEdo60jag@mail.gmail.com> In-Reply-To: <20150628232208.GA69625@neutralgood.org> References: <CAPi0psvpvO4Kpbietpzyx1TjyB20hWV%2BCK-y3bWG4OARE1VMSg@mail.gmail.com> <558F99B6.2080205@sneakertech.com> <CAPi0pst6FP3m6Du-BpSU%2BVm_WGhfVjay_qAzfA%2BOaEz3fb1Fkg@mail.gmail.com> <559070CC.8040105@sneakertech.com> <20150628232208.GA69625@neutralgood.org>
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On Sun, Jun 28, 2015 at 4:22 PM, <kpneal@pobox.com> wrote: > I'm not sure if offlining the disk you are touching will make any difference. > It may just make recovery more complicated. If it was me I'd just zero the > last block without the offline/online dance. Kevin, Thank you. Can I use dd on a /dev/daX that is currently part of an imported, mounted, and online zpool? Also, if anyone can answer this question more generally, I'd appreciate it: are there times (other than r-x) when I do not have permission/ability to dd if=/dev/zero of=/dev/daX? Chris
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