Implementing high availability (Hyper-V)

To implement high availability for Lenovo XClarity Orchestrator in a Microsoft Hyper-V environment, use the high-availability function that is provided by Hyper-V.

About this task

The following illustration provides a high-level overview of one way to implement high availability for XClarity Orchestrator in a Hyper-V environment. In this example, the XClarity Orchestrator image is installed on the shared storage and accessed by the cluster.

Procedure

To set up a high-availability environment, complete the following steps.

1. Set up the domain controller.
   1. Perform the initial DHCP setup.
   2. Set up DNS.
   3. Set up Active Directory - Domain Services (AD-DS).
   4. Complete the DHCP setup.
2. Set up the first host.
   1. Install Microsoft Windows 2012 r2.
   2. Join the AD-DS domain.
   3. Add the following features.
      • Hyper-V
      • Failover clustering
3. Set up the second host.
   1. Install Microsoft Windows 2012 r2.
   2. Join the AD-DS domain.
   3. Add the following features.
      • Hyper-V
      • Failover clustering
4. Configure the shared storage (such as iSCSI) on the domain controller and both hosts.
5. Configure failover clustering.
6. Add the XClarity Orchestrator image.