Re: mdadm usage
- To: debian-user@lists.debian.org
- Subject: Re: mdadm usage
- From: Marc Auslander <marcausl@gmail.com>
- Date: Wed, 30 Dec 2020 09:55:06 -0500
- Message-id: <[🔎] 878s9f9wdx.fsf@aptiva.optonline.net>
- In-reply-to: <BrEIq-JW-5@gated-at.bofh.it> (Andrei POPESCU's message of "Wed, 30 Dec 2020 09:10:02 +0100")
- References: <BrhiN-1Nn-3@gated-at.bofh.it> <BrhVv-22A-3@gated-at.bofh.it> <BriHU-2Cq-7@gated-at.bofh.it> <BrtWG-262-7@gated-at.bofh.it> <BrEIq-JW-5@gated-at.bofh.it>
Andrei POPESCU <andreimpopescu@gmail.com> writes:
>
>Automatic mirroring / synchronizing is unsuitable for backups, because
>it will also sync accidental changes to files (including deletions) or
>filesystem corruptions in case of power outage or system crash (that may
>lead to corrupted files or entire directories "disappearing").
>
...
BUT - once you have hardware reliable storage (raid1) you can do backups
into the same disks you are backing up!
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