ShadowImage pair status for reclaiming zero pages
You can use the following table to determine whether reclaiming zero pages is possible for a particular pair status.
|
Pair status |
Reclaim zero pages from Device Manager - Storage Navigator |
Reclaim zero pages from Command Control Interface |
|---|---|---|
|
SMPL, status of an unpaired volume |
Enabled |
Enabled |
|
COPY(PD)/COPY |
Disabled |
Disabled |
|
PAIR |
Disabled |
Disabled |
|
COPY(SP) |
Disabled |
Disabled |
|
PSUS(SP)/PSUS |
Disabled |
Disabled |
|
PSUS |
Enabled |
Enabled |
|
COPY(RS)/COPY |
Disabled |
Disabled |
|
COPY(RS-R)/RCPY |
Disabled |
Disabled |
|
PSUE |
Disabled |
Disabled |