Kofax Communication Server 9.1.1 - Manual (Page 25)

Environment Guide Version 3.00.04
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If such an event occurs, the system administrator should allocate more resources to the particular VM
and the problem would be solved. It is the role of the administrator to observe virtualized servers and
tune them for optimal performance.
KCS does not prescribe exact resource requirements for non real-time applications.
5.2.2 Requirements
VMware Requirements
1.) The supported virtualization platform is the VMware ESX Server 3.01 or later
2.) The supported guest operating system is Windows 2003 with Service Pack 2 and later.
3.) VMware Tools must be installed on the guest operation system with time synchronization option:
Real-Time Applications
1.) TCOSS (single or even multiple instances) must be installed on a dedicated VM; in the case of tandem
server both VMs must be located on two different ESX servers
2.) XCAPI-based FoIP solution (TC/FoIP) must be also installed either on a dedicated VM or on a VM
together with TCOSS
3.) Up to 10 TCOSS Storage instances with 1 Media Server instance are supported on one VM
4.) Following resources must be explicitly granted by the ESX server to the VM according to the Resource
estimation table (in the case of a new customer, refer to the chapter Resources estimation for new
customers) or measured performance data of a real system (existing customers):
a.) Minimum CPU bandwidth (MHz)
Can be accomplished by the ESX VI client, refer to the following example: