Installation Guide
12 HP DCN Software Installation
Figure3:HPVSD3+1HACluster
The cluster consists of three HP VSD nodes and one statistics master node (Name node). In
addition, a Load Balancer (not supplied) is optional to load balance across the HP VSD nodes
for the REST API.
Installation Methods
The standard method of installation of HP VSD uses the pre-installed appliance. This appliance
is distributed in four formats.
• a ready-to-use QCow2 VM image for KVM hypervisor deployment (see HP VSD Installation
Using QCow2 Image
)
• a ready-to-use image for VMWare hypervisor deployment
• a ready-to-use image for OVA hypervisor deployment
• an ISO disc image (see HP VSD Installation Using ISO Disc Image)
Table 1 provides an overview of the installation tasks with links to each.
Notes on Reinstallation: MySQL Root Password
The password for the MySQL root user is not set after installation, because the HP VSD
installation scripts require that the root user not have a MySQL password.
Reinstalling HP VSD
To reinstall HP VSD, before uninstalling:
1. Set the root password to ‘no password.’ On each node, run:
mysql -uroot -p<current password> -e “update mysql.user set
password=PASSWORD(‘’) where user=’root’; flush privileges;”
2. Uninstall all HP VSD nodes.
3. Install all HP VSD nodes following the procedure specified for your HP VSD version and
installation type.
4. Verify that installation was successful.
5. Set the root password:
To set the root password for the first time, on each node, run: