buzzword
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buzzword [2014/04/18 18:19] rachata |
buzzword [2014/04/28 18:18] rachata |
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| + | ===== Lecture 31 (4/28 Mon.) ===== | ||
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| + | * Directory based cache coherent | ||
| + | * Each directory has to handle validate/invalidation | ||
| + | * Extra cost of syncronization | ||
| + | * Need to ensure race conditions are resolved | ||
| + | * Interconnection | ||
| + | * Topology | ||
| + | * Bus | ||
| + | * Mesh | ||
| + | * Torus | ||
| + | * Tree | ||
| + | * Butterfly | ||
| + | * Ring | ||
| + | * Bi-directional ring | ||
| + | * More scalable | ||
| + | * Hierarchical ring | ||
| + | * Even more scalable | ||
| + | * More complex | ||
| + | * Crossbar | ||
| + | * etc. | ||
| + | * Circuit switching | ||
| + | * Multistage network | ||
| + | * Butterfly | ||
| + | * Delta network | ||
| + | * Handling contention | ||
| + | * Buffering vs. dropping/deflection (no buffering) | ||
| + | * Routing algorithm | ||
| + | * Handling deadlock | ||
| + | * X-Y routing | ||
| + | * Turn model (to avoid deadlocks) | ||
| + | * Add more buffering for an escape path | ||
| + | * Oblivious routing | ||
| + | * Can take different path | ||
| + | * DOR between each intermediate location | ||
| + | * Balance network load | ||
| + | * Adaptive routing | ||
| + | * Use the state of the network to determine the route | ||
| + | * Aware of local and/or global congestions | ||
| + | * Non minimal adaptive routing can have livelocks | ||
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buzzword.txt · Last modified: 2015/04/27 18:20 by rachata
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