5.4 Countermeasures for a large-scale disaster

As countermeasures for a large-scale disaster, JP1/AJS3 supports disaster recovery that uses the disk copy and mirroring functionality^# provided by the hardware.

#

The TrueCopy function of Hitachi disk array systems is an example.

Organization of this section

• 5.4.1 Overview of disaster recovery

• 5.4.2 Disaster recovery considerations

• 5.4.3 Estimating processing performance in a disaster recovery environment

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