On Wed, Sep 05, 2007 at 10:07:18AM -0000, rwk AT americom DOT com wrote:
> I have been doing tapeless backups for some time now (using tapedev
> file:/...) and my backups have now gotten big enough that the following
> is an issue:
>
> First, to achieve parallel dumps, I use a holdingdisk. This however
> causes dumps to first be stored in the holdingdisk, then they are copied
> to "tape", which in my case is a disk file. With terrabytes of data
> this now takes a long time (i.e., the "copy" phase).
>
> I wish:
>
> 1. There was a way to force PARALLEL backups directly to "virtual" tape.
I suspect the correct reply to this would be "wait for the application
and device APIs to be completed".
>
> OR
>
> 2. If the holdingdisk and the virtual tape files are on the same
> filesystem, that amanda would just "mv" the holdingdisk copy to
> "tape" rather than copying it.
>
Unfortunately, the tape and holding disk images are different formats
so that a simple move would not suffice.
Both are good "wishlist" items though.
--
Jon H. LaBadie jon AT jgcomp DOT com
JG Computing
4455 Province Line Road (609) 252-0159
Princeton, NJ 08540-4322 (609) 683-7220 (fax)
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