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PRIMECLUSTER Global Disk Services  Configuration and AdministrationGuide 4.7

3.9.6 Required Time for Copying Processing

Estimated time of copying processing of the mirroring among servers is 1 minute per 1 GB.

However, in a cloud environment, if the disk specified in "4.8.3 Creating iSCSI Target" has the maximum IOPS,

Disks with maximum IOPS of 4000 or less take longer to copy.

Example

For disks with a maximum IOPS of 1000, estimated time of copying processing of the mirroring among servers is 4 minute per 1 GB.

Size of the netmirror volume

Estimated time of copying processing

100 GB

1hour 40 minutes

300 GB

5 hours

1 TB

17 hours

4 TB

2.8 days

6 TB

4.3 days

Actual time of copying processing changes according to the system due to the performance of server, network, or disk.