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7 canceling the kvm settings – HP Hitachi Dynamic Link Manager Software User Manual

Page 321

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3. Creating an HDLM Environment

297

If you have temporarily changed the settings so that domainU does not

automatically start in step 3, restore the previous settings.

3.23.7 Canceling the KVM Settings

If you are using KVM, you need to delete the HDLM device from the hardware

configuration file (

/etc/libvirt/qemu/

domain-name

.xml

). For details on the

hardware configuration file, see the OS documentation.
To cancel the KVM settings by using the

virsh

command:

1.

Execute the following command to check the domain name and operating status

of the guest OS.


# virsh list --all
Id Name State
----------------------------------
1 domK running

The underlined part indicates the domain name.

2.

If the guest OS is running, stop it.
For details on how to stop the guest OS, see the OS documentation.

3.

If necessary, delete the HDLM device from the hardware configuration file.
If you want to delete the HDLM device (

/dev/sddlmac

), delete the following

lines:






4.

To migrate an environment that uses an HDLM device to an environment that uses

a SCSI device, change the HDLM device registered in the hardware configuration

file to a SCSI device.
The following example shows how to edit the hardware configuration file when

migrating the HDLM device (

/dev/sddlmad

) to the SCSI device (

/dev/sda

):

Before:

After:

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