DEM details

• demgrdd Perl source code Appendix B-1

  • Process all requests from one client to minimize disk head movement and file open overhead

• demgrd Perl source code Appendix B-2

  • Process entire file before connecting to server
  • All sanity checks done here (trusting server)
  • Store records in memory for quick access
  • Sort records to minimize server seeks
  • Push records to server
  • Keep trying if the server is busy

Notes: