Administration

Table Of Contents
n Verify that VMware Tools that are provided with vSphere version 5.1 or later are installed on
the virtual machine.
n Verify that the virtual machine is virtual hardware version 9 or later.
n In Horizon Administrator, verify that the Enable space reclamation option is selected for
vCenter Server. See Allow vSphere to Reclaim Disk Space in Linked-Clone Virtual Machines.
n In Horizon Administrator, verify that the Reclaim VM disk space option was selected for the
desktop pool. See "Reclaim Disk Space on View Composer Linked Clones" in the
Setting Up
Virtual Desktops in Horizon 7
document.
n Verify that the virtual machine is powered on before you initiate the space reclamation
operation.
n Verify that a blackout period is not in effect. See "Set Storage Accelerator and Space
Reclamation Blackout Times for View Composer Linked Clones" in the
Setting Up Virtual
Desktops in Horizon 7
document.
Options
Table 12-11. Options for Reclaiming Disk Space on Virtual Machines
Option Description
-d
desktop
Specifies the name of the desktop pool.
-m
machine
Specifies the name of the virtual machine.
-MarkForSpaceReclamation Marks the virtual machine for disk space reclamation.
Example
Marks the virtual machine machine3 in the desktop pool pool1 for disk space reclamation.
vdmadmin -M -d pool1 -m machine3 -markForSpaceReclamation
Configuring Domain Filters Using the N Option
You can use the vdmadmin command with the -N option to control the domains that Horizon 7
makes available to end users.
Horizon 7 Administration
VMware, Inc. 272