[Beowulf] Large backups
orion at cora.nwra.com
Fri Apr 10 18:25:12 EDT 2009
Joshua Baker-LePain wrote:
> I currently backup a bit more than 16TB to an LTO3 library and don't
> find it that painful. I use AMANDA and break the data down into
> bite-size chunks. AMANDA handles spreading these chunks out over the
> whole backup cycle, so that each night's backup is about the same size
> (and so takes about the same amount of time). Each "chunk" gets a full
> dump once per cycle and incrementals in between. Yes, there is some
> bookkeeping to be done when the "chunks" change drastically in size.
> But it really does mostly run itself. A full restore would indeed take
> some time, but this is academia. We have time.
Amanda is great at handling this. I backup to disk though rather than
tape. A daily set goes to volumes on another (non-raid) disk server. A
weekly set goes to a removable disk that goes off-site.
Technical Manager 303-415-9701 x222
NWRA/CoRA Division FAX: 303-415-9702
3380 Mitchell Lane orion at cora.nwra.com
Boulder, CO 80301 http://www.cora.nwra.com
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