<br><br><div class="gmail_quote">On Tue, Feb 2, 2010 at 1:47 PM, Greg Freemyer <span dir="ltr"><<a href="mailto:greg.freemyer@gmail.com">greg.freemyer@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Jim,<br>
<br>
Your reading too quick I suspect.<br></blockquote><div><br>Yep. PEBKAC failure evident. Claiming failure due to errant specks on reading glasses causing a temporal displacement of quotation mark. <br></div><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<br>
ssh server1 xxx | yyy<br>
<br>
says run xxx on the remote machine and pipe its output to the local process yyy.<br>
<br>
So effectively server1 is being backed up to a local tape drive.<br>
<font color="#888888"><br>
Greg<br>
</font><div><div></div><div class="h5"><br>
On Tue, Feb 2, 2010 at 12:56 PM, Jim Kinney <<a href="mailto:jim.kinney@gmail.com">jim.kinney@gmail.com</a>> wrote:<br>
> Just a probably dumb question but why pipe a tar output to a dd? Why not use<br>
> Tape ARchiver (tar) directly to write to the tape?<br>
> (maybe I should reread the entire thread....)<br>
><br>
> 2010/2/2 Björn Gustafsson <<a href="mailto:bg-ale@bjorng.net">bg-ale@bjorng.net</a>><br>
>><br>
>> On Mon, Feb 1, 2010 at 10:31 AM, Geoffrey <<a href="mailto:lists@serioustechnology.com">lists@serioustechnology.com</a>><br>
>> wrote:<br>
>> > Greg Freemyer wrote:<br>
>> >> What's your command line including pipes.<br>
>> ><br>
>> > ssh servername "tar -cf - $BackupThis" | dd bs=10k of=/dev/nst0<br>
>><br>
>> I don't know if it works with GNU tar, but you might want to try the<br>
>> -B switch and/or to set `-b 20' to explicitly match the dd blocksize.<br>
>> (20 should be the default though.)<br>
>><br>
>> After quickly checking the GNU tar manpage, it seems to indicate that<br>
>> -B only works for reads, but it might be worth a try anyway.<br>
>><br>
>> --<br>
>> Björn Gustafsson<br>
>><br>
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><br>
><br>
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</div></div><div class="im">Greg Freemyer<br>
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