Re: Write *once* storage (was Re: write only storage)
Steve McIntyre <steve@einval.com> writes:
> In article <[🔎] alpine.DEB.2.21.2109211548140.20193@einstein.home.woodall.me.uk> you write:
>>I would like to have some WORM memory for my backups. At the moment
>>they're copied to an archive machine using a chrooted unprivileged user
>>and then moved via a cron job so that that user cannot delete them
>>(other than during a short window).
>
> Sorry to butt in, but I used to be a filesystem developer in a
> previous life, working on archive storage for things like medical and
> financial data. Pet peeve:
>
> WORM is Write *Once* , not Write *Only*
>
> "Write only" storage is easy and fast - just throw things at /dev/null
> and they can never be altered (or read back).
Ah, yes...
http://www.ganssle.com/misc/wom1.jpg
http://www.ganssle.com/misc/wom2.jpg
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