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Date:      Wed, 30 Aug 2017 20:04:41 +0200
From:      fml <tetrosalame@gmail.com>
To:        freebsd-questions@freebsd.org
Subject:   Re: help creating new gmirror > 2TB
Message-ID:  <20170830180441.GA2427@avalon.thwn>
In-Reply-To: <CAFsnNZLeuLYEJVozsoSvDtvgfMf4UueJhm37waOQ5_kyxs-rhg@mail.gmail.com>
References:  <CAFsnNZLeuLYEJVozsoSvDtvgfMf4UueJhm37waOQ5_kyxs-rhg@mail.gmail.com>

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On Tue, Aug 29, 2017 at 04:12:12PM -0400, William Dudley wrote:
> Hi,
> 
> I want to create a simple mirror > 2TB on a FreeBSD 10.3 system.
> 
> I have 2 identical 4TB disks.
 
As you've been told, go with GPT partitioning: disk replacement maybe is
not as easy as with MBR scheme, so backup your partition table and try
to rebuild your mirror.

I'm sure you know already: you need enough RAM to fsck such a large
partition when things go wrong (~700MB per 1TB).

f.



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