Date: Tue, 11 Aug 2009 13:49:23 -0500 From: Jay Hall <jhall@socket.net> To: Roland Smith <rsmith@xs4all.nl> Cc: freebsd-questions@freebsd.org Subject: Re: Backup Size Message-ID: <9D816CAA-73FA-4A30-BD97-FB38F9B1DC8C@socket.net> In-Reply-To: <20090811170947.GA88617@slackbox.xs4all.nl> References: <6206A242-7226-48E3-8D09-A1D3A651F2A8@socket.net> <20090810162528.GA49364@slackbox.xs4all.nl> <20090810170921.GC49364@slackbox.xs4all.nl> <D0D2566C-8912-4F77-BB54-714C7DB4B2D2@socket.net> <20090811170947.GA88617@slackbox.xs4all.nl>
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On Aug 11, 2009, at 12:09 PM, Roland Smith wrote: > > Just execute the tar command, and dump the output to /dev/null > through dd: > tar -cf - /etc |dd of=/dev/null > tar: Removing leading '/' from member names > 3160+0 records in > 3160+0 records out > 1617920 bytes transferred in 0.057690 secs (28045115 bytes/sec) > > This will give you the exact size without writing anything to disk. > Thanks. I had not thought of that. Jay
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