The advanced system settings allow the storage systems to be configured to specific customer operating requirements. You can change the advanced system settings in the Edit Advanced System Settings window. For more information about how to change the advanced system settings, see the System Administrator Guide.
You can use the advanced system settings No. 5 and No. 6 to change the differential data management method for a TC, TCMF, UR,URMF, or GAD pair. The following table shows how the advanced system settings No. 5 works with No. 6.
| Advanced system settings | Description | ||
|---|---|---|---|
| No. 5 | No. 6 | Create operation | Resync operation |
| Disabled | Disabled | Apply the shared memory (SM) difference management at the new pair creation. | Change the differential data management method of the existing pair from the hierarchical difference management to the SM difference management when the pair is resynchronized and the pair status changes to PAIR after No. 5 and No. 6 settings. |
| Enabled | Apply the hierarchical difference management at the new pair creation. | The differential data management method of the existing pair is not
changed. The SM difference or hierarchical difference management for a pair remains unchanged after the pair resynchronization. |
|
| Enabled | Disabled | Apply the hierarchical difference management at the new pair creation. | Change the differential data management method of the existing pair from the SM difference management to the hierarchical difference management when the pair is resynchronized and the pair status changes to PAIR after No. 5 and No. 6 settings. |
Notes:
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