Nonstop Database, HiRDB Version 9 Disaster Recovery System Configuration and Operation Guide

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8.3.3 Standby-less system switchover (effects distributed) facility

Set up all of the following paired logical volume groups on each of the server machines that are configured for standby-less system switchover (effects distributed):

  1. Pair logical volume groups to be used by the units on the server machines
  2. Pair logical volume groups to be used by the BESs that are set up in the HA group to which the units in 1 above belong

The following figure shows an example of the logical volume group setup.

Figure 8-9 Example of the logical volume group setup (when the standby-less system switchover (effects distributed) facility is used)

[Figure]

Pair logical volume group settings in the configuration definition of server machine 1

HRD1_UNT1_USTS
HRD1_bes11_DB
HRD1_bes11_LOG
HRD1_bes11_SPD
HRD1_bes11_SSTS
HRD1_bes21_DB
HRD1_bes21_LOG
HRD1_bes21_SPD
HRD1_bes21_SSTS
 
HRD1_bes31_DB
HRD1_bes31_LOG
HRD1_bes31_SPD
HRD1_bes31_SSTS

Pair logical volume group settings in the configuration definition of server machine 2

HRD1_UNT2_USTS
HRD1_bes11_DB
HRD1_bes11_LOG
HRD1_bes11_SPD
HRD1_bes11_SSTS
HRD1_bes21_DB
HRD1_bes21_LOG
HRD1_bes21_SPD
HRD1_bes21_SSTS
 
HRD1_bes31_DB
HRD1_bes31_LOG
HRD1_bes31_SPD
HRD1_bes31_SSTS

Pair logical volume group settings in the configuration definition of server machine 3

HRD1_UNT3_USTS
HRD1_bes11_DB
HRD1_bes11_LOG
HRD1_bes11_SPD
HRD1_bes11_SSTS
HRD1_bes21_DB
HRD1_bes21_LOG
HRD1_bes21_SPD
HRD1_bes21_SSTS
 
HRD1_bes31_DB
HRD1_bes31_LOG
HRD1_bes31_SPD
HRD1_bes31_SSTS