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change tgt_switch vxvm_dmp_feature
Function
The change tgt_switch vxvm_dmp_feature command is used to turn on or off the switch for allowing hosts to use Veritas Volume Manager (VxVM) DMP in HyperMetro scenarios.
Parameters
Parameter |
Description |
Value |
|---|---|---|
| switch | Switch status for allowing hosts to use VxVM DMP in HyperMetro scenarios. | The value can be "on" or "off", where:
|
Example
-
Turn on the switch for allowing hosts to use VxVM DMP in HyperMetro scenarios.
developer:/>change tgt_switch vxvm_dmp_feature switch=on CAUTION:You are about to enable the storage device to support the VxVM DMP host multipathing function. Suggestion: In HyperMetro scenarios, if the storage device supports the VxVM DMP host multipathing function, ensure that this function is enabled on all arrays. Do you wish to continue?(y/n)y Command executed successfully.
-
Turn off the switch for allowing hosts to use VxVM DMP in HyperMetro scenarios.
developer:/>change tgt_switch vxvm_dmp_feature switch=off DANGER: You are about to disable the storage device to support the VxVM DMP host multipathing function. In HyperMetro scenarios, if the host uses the VxVM DMP multipathing function, disabling the storage device to support this function will cause HyperMetro LUN path aggregation failures and service exceptions. Suggestion: In HyperMetro scenarios, if the storage device supports the VxVM DMP host multipathing function, you do not need to disable this function. Have you read danger alert message carefully?(y/n)y Are you sure you really want to perform the operation?(y/n)y Command executed successfully.
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