Piping output of tar(1) into another tar(1) command
aledm at qix.co.uk
Tue Nov 21 14:40:39 GMT 2006
On 21 Nov 2006, at 07:11, Matthew Seaman wrote:
> Matthew Seaman wrote:
>> Jonathan Schneider wrote:
>>>> with anything reasonable. However dd defaults to doing IO in
>>>> blocks, and you'll make the whole process a tad more efficient by
>>>> upping the block size so you're doing fewer but larger writes to
>>>> tape device.
>>> As I always say to people, use the cp command. It's easier on the
>>> fingers and defaults to blocks of several k usually.
>> I'm curious as to exactly how you manage to direct the output of cp
>> into a tape device?
> Uhhh... ENCOFFEE. I mean how you manage to use cp(1) in a pipeline to
> direct the output in the tape device.
... | cp /dev/stdin /dev/rmt0
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