Points of failure

• Disks

  • Use RAID and mirroring systems
  • Need for quick recoveries may drive decisions

• Multiplex online redo logs and archive logs

  • LOG_ARCHIVE_DUPLEX_DEST (8.0)
  • LOG_ARCHIVE_DEST_n andLOG_ARCHIVE_DEST_STATE_n (8i)
    • ENABLE or DEFER
    • or via hardware

Previous slide

Next slide

Back to first slide

View graphic version