[ros-diffs] [ion] 25929: - Make usetup ""work"" on systems with ~28MB+ RAM. Due to an unknown bug (in usetup or Mm, file copies during setup don't get flushed until memory reaches about 42-47% remaining. At this point, if enough memory is available, no more memory will be allocated, even though more files are being copied. On systems with < 48MB, the system will not usually flush pages fast enough to keep the memory at ~42-47%. We ""fix"" this by adding a delay to each file copy as long as free memory is be