This article describes the differences between the Model 1 and Model 2 UNIX runtime licenses.
Problem:
Historically all UNIX runtime licences were Model 1, however from Server Express 4.0 ServicePack 1 and onwards, Model 2 licenses were issued by default to new Micro Focus customers. What is the difference between a Model 1 and a Model 2 license?
Resolution:
For the purposes of this article, please note that from Server Express 5.0 onwards the runtime product changed its name from 'Application Server for Server Express' to 'Server for Server Express'.
Model 1 Licenses
Model 1 licenses are the old form of licenses (pre Server Express 5.0). Although Model 1 licenses are no longer supplied, if you have Model 1 licenses from an earlier product, you can continue to use them with Micro Focus Server. There are three types of Model 1 licenses:
Standard License - this is the normal Application Server license required to run an application. It includes the five free Application Server licenses to enable developers to test their applications. Standard licenses have a life span of thirty seconds or the duration of the process (whichever is longer) and are not released again for use before such time.
Transaction License - these Application Server licenses are suitable for high throughput applications; that is, applications that exist only for a short time, but are run frequently. Once an application using a transaction license terminates, the license is immediately available for reuse.
Server License - this is a transaction license for unlimited users on a system with a specified number of CPUs. Standard and transaction licenses support a specific number of users at a time whereas a server license supports an unlimited number of users on a single server.
Model 2 Licenses
Model 2 licenses are provided for Micro Focus Server for Server Express 5.0 onwards. There are three types of Model 2 licenses:
User License - for one or more named individuals (authorized users) to use Application Server or Micro Focus Server.
Server License (Concurrent Users) - for a number of users, for example, the maximum number of users that can access Application Server or Micro Focus Server concurrently.
Server License (CPU) - this licenses a number of processors (CPUs) ie. the number is the maximum number of processors that can access Application Server or Micro Focus Server concurrently. A CPU server license for ten CPUs allows ten CPUs to run applications concurrently under Micro Focus Server with or without Enterprise Server and the Mainframe Transaction Option. User Licenses and Server Licenses (Concurrent Users) support a specific number of users at any one time whilst a Server License (CPU) supports an unlimited number of users on a single server.
Mixing Model 1 and Model 2 Licenses
For each installation of Application Server you must either use all Model 1 licenses or all Model 2 licenses. However, on a single machine you can have multiple installations of Application Server and these can use either Model 1 or Model 2 licenses. Installations with Enterprise Server can only use Model 2 licenses. You can, however, convert Model 1 licenses to Model 2 - this is a commercial process which requires the intervention of a sales representative.
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