Date: Thu, 21 Feb 2019 14:37:51 +0000 From: Matthew Seaman <matthew@FreeBSD.org> To: freebsd-questions@freebsd.org Subject: Re: Duplicating file system Message-ID: <11802bfa-c3a8-9197-eb59-30d687561135@FreeBSD.org> In-Reply-To: <0A33E3BE-96C9-4D83-B9F7-D4D2792B5161@kreme.com> References: <0A33E3BE-96C9-4D83-B9F7-D4D2792B5161@kreme.com>
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On 20/02/2019 19:52, Cerebus wrote: > I have an 11.2 system with two identical SSD drives. Currently I am > using rsnapshot to keep backups of the primary drive on the secondary > drive, but I am interested in having the second drive have a > duplicate copy of the entire file system in a bootable form, updated > as the root drive is modified. > > How would I do this? > > I don’t really want a RAID0 because I want to also keep the periodic > backups from rsnapshot as the drives are about 10x larger than my > data. Well... you could just use a ZFS mirror setup and create snapshots at regular intervals, which solves both your 'keeping in sync' and your 'keep historical backups in a space efficient way' requirements. Cheers, Matthew
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