help creating new gmirror > 2TB
wblock at wonkity.com
Wed Aug 30 21:40:56 UTC 2017
On Wed, 30 Aug 2017, fml wrote:
> On Tue, Aug 29, 2017 at 04:12:12PM -0400, William Dudley wrote:
>> 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).
Having done this (and written that article on it), I would say just use
ZFS. It is no more fragile than a weird UFS gmirror on GPT. Some would
say much less fragile.
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