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Table of Contents
Introduction
This section describes how to migrate your VAX system to CHARON-VAX. We will use a sample MicroVAX 3600 system to demonstrate the migration procedure. The process is similar for all CHARON-VAX models.
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If CHARON-VAX based virtual system needs to be created from scratch, refer to this Application Note describing how to find proper Qbus addresses and Vectors for each virtul device. |
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Creating CHARON Virtual Machine
As a first step it is required to create a CHARON Virtual Machine (VM) using the CHARON Virtual Machines Manager in the following way:
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Select the VM from the left pane and press the "Edit Configuration" button:
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The VM configuration file will be opened in Notepad. Now the file can be updated to reproduce the target HP VAX configuration.
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The first step is to determine the exact configuration of your VAX hardware in order to create the CHARON VM configuration file.
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Creation of CHARON-VAX configuration file
Using the above information, the following parameters and values can be set in the configuration file:
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Making disk images
In our example, the mapping of the RQDX3 controller and the TQK50 tapes include physical devices and disk and tape images. The tape images have not to be manually created whereas the disk images have to be created as described below.
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Start the "MkDisk" utility by pressing the "Virtual Disk Tool" button in the "Host Information & Utilities" tab of the CHARON Virtual Machines Manager:
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Installation of VAX operating system
The next step is to transfer the data from the source VAX system to CHARON VM. The easiest way to do this is via backup over the network but for this operation a bootable network-enabled operating system on a CHARON-VAX disk image or physical disk is needed.
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Making remote backups
Now we are ready to create disk backups of the source VAX system on the CHARON VM.
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Restore backups to CHARON-VAX disks
The savesets have now to be restored on their corresponding virtual disks. Login to the CHARON VM guest OS and issue this sequence of commands:
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Alternative ways of data transfer
Some alternative methods of data transfer are also possible. For example:
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