On 02/01/2012 04:18 PM, Alan McKay wrote:
> Hey folks,
>
> I looked at the man page and don't see any way to do this - maybe it is a
> function of the compression program used I dunno.
>
> Is there any way to get gtar to report on the compression it achieved?
>
> I can't just check file sizes because I'm writing data to tape.
>
> The basic problem is that I know how much data is there to begin with but I
> don't know how much room it took up on the tape so I have no idea how much
> room is left on the tape.
You could ask tar to automatically request tape change when reaching end
of tape:
-M, --multi-volume
create/list/extract multi-volume archive
Lec
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