| 1 |
Any processor can directly reference any memory location
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Communication occurs implicitly as result of loads and stores
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| 2 |
Convenient:
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existing programs run out of the box ....
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Similar programming model to time-sharing on uniprocessors
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Except processes run on different processors
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Good throughput on multiprogrammed workloads
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| 3 |
Naturally provided on wide range of platforms
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History dates at least to precursors of mainframes in early 60s
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Wide range of scale: few to hundreds of processors
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| 4 |
Popularly known as shared memory machines or model
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This term ambiguous: memory may be physically distributed among processors
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