Change HA Configuration Desc. (CHGHACFGD)
| Where allowed to run: All environments (*ALL) Threadsafe: No |
Parameters Examples Error messages |
The Change High Availability (HA) Configuration Description (CHGHACFGD) command is used to change an existing HA configuration description.
Restrictions:
- You must have input/output system configuration (*IOSYSCFG) special authority to use this command.
- If this command is run on a node which is part of a cluster:
- The cluster must not be in a partitioned state.
- The node must have a status of Active.
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Parameters
| Keyword | Description | Choices | Notes |
|---|---|---|---|
| CLUSTER | Cluster | Name, * | Required, Positional 1 |
| NAME | Configuration name | Name | Required, Positional 2 |
| TYPE | Configuration type | *HYSSTG | Required, Positional 3 |
| HYSSTGTYPE | Configuration subtype | *DS | Optional, Positional 4 |
| SERIAL | System serial number | Character value, *SAME, *LOCAL | Optional, Positional 5 |
| STGDEV | IBM System Storage device | Character value, *SAME | Optional, Positional 6 |
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Cluster (CLUSTER)
Specifies the name of the cluster which contains the High Availability (HA) configuration description being changed.
This is a required parameter.
- *
- Specifies that the local node is not part of a cluster, or if the local node is part of a cluster, the name of the cluster which contains the local node will be used.
- name
- Specify the name of the cluster containing the High Availability configuration description.
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Configuration name (NAME)
Specifies the High Availability (HA) configuration description name.
This is a required parameter.
- name
- Specify the High Availability (HA) configuration description name.
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Configuration type (TYPE)
Specifies the type of High Availability (HA) configuration description.
This is a required parameter.
- *HYSSTG
- A HyperSwap storage description, used to define affinity between a system and its preferred IBM System Storage device. The system is identified by the system serial number specified on the SERIAL parameter. The name of the IBM System Storage device is specified using the STGDEV parameter.
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Configuration subtype (HYSSTGTYPE)
Specifies the type of storage device for the HyperSwap storage description.
- *DS
- IBM System Storage device.
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System serial number (SERIAL)
Specifies the serial number of the system.
- *SAME
- The serial number of the system is not changed.
- *LOCAL
- The system serial number as shown by the QSRLNBR system value.
- character-value
- Specify the serial number of the system.
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IBM System Storage device (STGDEV)
Specifies the name of the IBM System Storage device.
- *SAME
- The IBM System Storage device is not changed.
- character-value
- Specify the name of the IBM System Storage device.
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Examples
Example 1: Changing a High Availability (HA) configuration description for HyperSwap storage
CHGHACFGD CLUSTER(MYCLUSTER) NAME(MYHYSSTG) TYPE(*HYSSTG) HYSSTGTYPE(*DS) SERIAL(10ABB0R)
This command changes the MYHYSSTG High Availability (HA) configuration description for HyperSwap storage for IBM System Storage device to system serial number 10ABB0R.
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