DEC VAX

Realizes: general-purpose server/UNIX workloads

DEC VAX introduced a 32-bit CISC ISA with virtualization extensions, vectored interrupt handling, and multi-processor cache-coherent CPU/cache modules, enabling general-purpose server and UNIX workloads across VMS and Unix environments.

Examples

SimH VAX 11/780 virtualization demo

SimH emulates the VAX 11/780 32-bit CISC ISA, highlighting its virtualization features and vectored interrupt handling for legacy workloads.

[EXECUTE,INTERRUPT,VIRTUALIZE] seconds large kJ

VAX 11/780 virtualization and UNIX deployment

The VAX 11/780 anchored virtualization via VMS and hosted UNIX workloads, leveraging multi-processor cache-coherent boards for interactive services.

{'virtualization': 'VAX/VMS virtual machines with virtual memory and trap handling', 'workloads': '4.3BSD Unix alongside general-purpose server tasks', 'multiprocessing': 'multi-board cache-coherent CPUs'}