[ale] tar problem

[Ken Nagorski]

Well, I am not sure. I was root on either side and I the file names
weren't too long (doens't seem so). However the problem is gone cause I am
using rsync...


but thanks.
Ken

On Thu, 17 Aug 2000, Bob's ALE Mail wrote:

> > From: Ken Nagorski <kenn at pcintelligent.com>
> > To: ale at ale.org
> > Subject: [ale] tar problem
> 
> > 	Wow this is weird problem. I am tarring up a bunch of directories
> > and they huge. Tar works, no errors but when I ftp the files over I
> > missing random things? I haven't ever had a problem like this before. I
> > there a limit to how large an archive can be and still be reliable? 
> 
> > Any Ideas?
> 
> You are not specific.  Are you transfering the single tar archive file
> with FTP and trying to extract that and things are missing?  If so,
> the problem likely is with your tar archive before the FTP transfer.
> (You always can use "sum foo.tar" on each side to verify that FTP did not
> corrupt the file, though it is extremely unlikely that FTP would corrupt
> a file due to the checksumming in the TCP protocol.)
> 
> The tar program is extremely reliable.  However, old versions of it
> (that do not have the GNU enhancement) cannot handle extremely long file
> names so those files do not get added to the archive.
> 
> Another problem is that you are extracting as other than root, if tar
> extracts a directory that does not already exist, it will create it
> _with the ownership and modes specified on the tape_.  If the user invoking
> tar does not have permissions on that dir then no files will be extracted
> into that dir.
> 
> 
> If you have the name of a particular file that did not get on the archive
> I suggest the following to try to figure it out.
> 
> # script tar.log
> # tar -cvf foo.tar dir_tree
> # exit
> 
> Then edit tar.log with your favorite editor and search for the missing file
> and observe the error message.
> 
> An occasional problem is that a very large file will not be extracted due
> to lack of disk space.
> 
> > Thanks
> > Ken
> 
> Bob Toxen
> bob at cavu.com
> http://www.cavu.com
> Fly-By-Day Consulting, Inc.       "Don't go with a fly-by-night outfit!"
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> 
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> "Linux, a better way to go!"
> 

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