full upload happening even though only a timestamp has changed

[jw schultz]

On Tue, Apr 22, 2003 at 12:11:10AM +0000, Tom Goulet wrote:
> Hello,
> 
> For no apparent reason Rsync is uploading the whole file even though the
> the remote file is identical to the local file.  Here is a transcript to
> demonstrate what is going wrong:
> tomg at nova:~/mylibrary$ rsync -rtlPvessh /extra/library teep:/extra/tomg
> building file list ...
> 46349 files to consider
> wrote 1358812 bytes  read 20 bytes  44551.87 bytes/sec
> total size is 5240249974  speedup is 3856.44
> tomg at nova:~/mylibrary$ touch /extra/library/software/Knopper,_Klaus/KNOPPIX_V3.2-2003-04-18-EN.iso
> tomg at nova:~/mylibrary$ rsync -rtlPvessh /extra/library teep:/extra/tomg
> building file list ...
> 46349 files to consider
> library/software/Knopper,_Klaus/KNOPPIX_V3.2-2003-04-18-EN.iso
>     12288000   1%    1.05MB/s    0:11:09
> 
> It will take eleven minutes or so and upload the entire thing.  What I
> expected to happen was Rsync doing its checksum thing on the entire file
> and then not uploading anything because the file was the same.
> 
> Here are listings of two files on the remote host to show that uploading
> is really happening:
> -rw-------    1 tomg     users    104792064 Apr 21 18:07 .KNOPPIX_V3.2-2003-04-18-EN.iso.vNUGjU
> -rw-r--r--    1 tomg     users    729716736 Apr 21 13:55 KNOPPIX_V3.2-2003-04-18-EN.iso
> 
> Local Rsync is version 2.5.6-0.1 on Debian testing.  Remote Rsync is
> version 2.5.4 on Slackware 8.0.  If I recall correctly, the same problem
> happened with a remote Rsync of version 2.5.5-0.1 on Debian testing.
> 
> Is this a bug?  Am I doing something wrong?  Please give me a CC as I am
> not subscribed.

I think this may be a very old bug.  According to OLD_NEWS
2.5.4 has a bug where --whole-file is the default even over
the network.  Try it with --no-whole-file.


-- 
________________________________________________________________
	J.W. Schultz            Pegasystems Technologies
	email address:		jw at pegasys.ws

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