Brocade Communications Systems StorageWorks 4400 - Enterprise Virtual Array Manuel d'utilisateur télécharger pdf (Page 30)

Figure 18. Full copy using a single DR group

Figure 19. Full copy using two DR Groups

As shown in Table 4, spreading the application data over two DR groups yielded a 65% performance

improvement, shaving approx one hour off the normalization window. You can configure Site Recovery

Manager protection groups to use multiple Continuous Access DR groups.

Table 4. DR group normalization time

Configuration

Normalization time

Average throughput

1 x DR group

2 hours, 46 minutes

226 MB/s

2 x DR groups

1 hour, 40 minutes

375 MB/s

1 2 ... 25 26 27 28 29 30 31 32 33 34 35 36 37 38

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Brocade Communications Systems StorageWorks 4400 - Enterprise Virtual Array Manuel d'utilisateur Page 30