On Jul 9, 2007, at 10:46 AM, Michael Green wrote:

However, tar'ing the actual target directory revealed that the data is
flowing at extremely low rates - less than 100kb/sec.

Two major factors affect this:

1. File system state, fragmentation, and disk capabilities.

2. The tar block size choice can greatly affect performance.
   See info on web pages like
     https://www.aleric.net/users/unix/tar/tar_93.html

 Richard Sims

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