100% CPU USAGE During Mirror

[Justin Piszcz]

When doing a mirror (no parallel gets), lftp freezes up on me and takes up
100%
CPU.

   PID USER     PRI  NI  SIZE  RSS SHARE STAT %CPU %MEM   TIME COMMAND
  7443 war       20  19  3924 3748  1256 R N  97.4  0.7 323:17 lftp