[NTLUG:Discuss] Copying a file to TWO destinations as the same time..

[Stuart Yarus]

That's three statements on one line :-)  But, if you use the -p option 
(and the destination has appropriate permissions), cp gives more 
original information on the copied file - and avoids the piping.

The original question mentioned tee.

Stuart Yarus



Terry wrote:
> On 1/29/06, Stuart Yarus <syarus at kvsystems.org> wrote:
> 
>>If you really want to use tee, try:
>>
>>    cat file | tee location1 | tee location2 | tee location3
>>
>>This method uses the original file just once.  The method certainly
>>isn't recommended for many or for large files, due to the use and
>>duplication of stdout (standard output).
>>
>>Your backup method should depend on the nature of the backup.
>>
>>Stuart Yarus
>>
> 
> 
> And what about?:
> 
> cp file location1 ; cp file location2 ; cp file location 3
> 
> same end result, right?
> (Or maybe I'm missing something here?)
> 
> 
> 
>>Richard Geoffrion wrote:
>>
>>>Fred James wrote:
>>>
>>>
>>>>Richard Geoffrion wrote:
>>>>
>>>>
>>>>
>>>>
>>>>>Does anyone know of a way..or possible way to copy a file to multiple
>>>>>locations at the same time?  I know that TEE can do something.... <snip>
>>>>>
>>>>Richard Geoffrion
>>>>Tee should do it - it takes from stdin and writes to stdout plus a
>>>>file (or files), and stdout can be redirected.  Is that what you
>>>>wanted to do, or did I get that wrong?
>>>><snip>
>>>>
>>>>
>>>Well, My intentions with this is to figure out someway to cut down on
>>>dirvish backup times.  I run dirvish TWICE each night.. Once for the
>>>inhouse drive and once for the offsite drive.  If I could 'tee' the
>>>files to two physical drives at once..I think it would GREATLY speed
>>>things up.   The only catch that I JUST KNOW THOUGHT OF...  If you are
>>>rsyncing...the information that would go between the two different drive
>>>sets most likely will be different.
>>>
>>>I need something like an  'rteenc' or  'teesync' !! :)  I'll have to
>>>think on this some more..
>>>
>>
>>
>>
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> 
> 
> 
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