SRDF/Metro Smart DR is a two-region high available (HA) disaster recovery (DR) solution. It integrates SRDF/Metro and SRDF/A enabling HA DR for a Metro session.
Prerequisites
The storage system must be running PowerMaxOS 5978 Q3 2020 or later.
To remove volumes, see
Remove volumes from a SRDF/Metro Smart DR environment.
The pairs in the MetroDR environment must be in the Active/Active, Synchronized, or Consistent
states. They can also be in Sync In Progress or Suspended for adding or removing
volumes to succeed. A check is made to ensure that the MetroDR environment is in a
valid state before opening the Modify wizard. An error message is displayed if the
MetroDR pairs are not in a valid state.
About this task
To add volumes to a Smart DR environment:
Steps
-
Select the storage system.
-
Select
to display the
MetroDR Environments list view.
-
Select a Smart DR environment.
-
Click
Modify.
The
Modify wizard opens.
-
The
Add volumes to the Metro DR Environment option is selected as default.
-
Do one of the following:
-
- Add New
Pairs(default).
- Automatically
select staging SRDF Groups and
Automatically select volumes are selected
as default. These options can be cleared.
- Click
Next.
- Enter the number of
Volumes, Capacity, Capacity Type, and
Emulation.
-
- Add New Pairs(default).
- Automatically select staging SRDF Groups and
Automatically select volumes are selected
as default. These options can be cleared.
- Clear the Automatically select volumes
options and click Next.
- Click Next.
- Enter the number of Volumes, Capacity, Capacity Type, and
Emulation.
-
- Add New
Pairs(default).
- Clear the
Automatically select staging SRDF Groups
and Automatically select volumes options and
click Next.
- Manually select volumes for
the R1 array, click Select Volumes.
- Locate the volumes by
selecting or typing values for any number of the following criteria:
- Capacity
equal to—Filters the list for volumes with a
specific capacity and capacity type.
- Volume
ID—Filters the list for a volume with a
specific ID.
- Volume
Identifier Name—Filters the list for the
specified volume name.
- Volume
configuration—Filters the list for the
specified volume configuration.
- Emulation—Filters the list for
the specified volume emulation.
- Exclude
Volumes in use—Tick the checkbox to filter
the list to exclude volumes in use.
- Click
Next to run the query. Results are
displayed on the next page in the wizard.
- Select the volumes and
click OK.
- Click Select
Volumes for the R2 array and then the DR array.
| NOTE: The number
and configuration of all volumes that are selected for the Metro
R1 array must be matched for the R2 and DR arrays. |
- Click
Next.
- The Select
Staging RDFGs panel is displayed.
- Click
Select.
- Select the RDFG and click
OK.
-
- Add Existing
Pairs.
- Click
Next.
- The Select
Staging RDFGs panel is displayed.
- Click
Select.
| NOTE:
- The SRDF Group must be R1 or R11
- Pairs must be concurrent or cascaded, with
the synchronous and the adaptive copy leg
- The synchronous leg must be to the Metro R2
array of the selected Metro DR environment
- The adaptive
copy leg may be from the Metro R1 to the DR Array
(concurrent), or the Metro R2 to the DR array (cascaded)
of the selected Metro DR environment
|
- Select the RDFG and click
OK.
- All
Pairs is selected as default. Select
Select Pairs and click
Select.
- The Select Pairs
window is displayed. Choose the required pairs from the
list.
- Click
OK. View the selected pairs using the
links provided.
-
Click
Next.
-
The
Summary is displayed.
-
Do one of the following:
- Click
Run Now to perform the operation now.
- Expand
Run Now and click
Add to Job List to add this task to the job list, from which you can schedule or run the task at your convenience. For more information, see
Schedule jobs and
Preview jobs.