buzzword
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buzzword [2014/03/21 18:16] rachata |
buzzword [2014/03/24 18:16] rachata |
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| * Reduce interference | * Reduce interference | ||
| + | ===== Lecture 21 (3/24 Mon.) ===== | ||
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| + | * Different parameters that affect cache miss | ||
| + | * Thrashing | ||
| + | * Different types of cache misses | ||
| + | * Compulsory misses | ||
| + | * Can mitigate with prefetches | ||
| + | * Capacity misses | ||
| + | * More assoc | ||
| + | * Victim cache | ||
| + | * Conflict misses | ||
| + | * Hashing | ||
| + | * Large block vs. small block | ||
| + | * Subblocks | ||
| + | * Victim cache | ||
| + | * Small, but fully assoc. cache behind the actual cache | ||
| + | * Cached misses cache block | ||
| + | * Prevent ping-ponging | ||
| + | * Pseudo associtivity | ||
| + | * Simpler way to implement associative cache | ||
| + | * Skewed assoc. cache | ||
| + | * Different hashing functions for each way | ||
| + | * Restructure data access pattern | ||
| + | * Order of loop traversal | ||
| + | * Blocking | ||
| + | * Memory level parallelism | ||
| + | * Cost per miss of a parallel cache miss is less costly compared to serial misses | ||
| + | * MSHR | ||
| + | * Keep track of pending cache | ||
| + | * Think of this as the load/store buffer-ish for cache | ||
| + | * What information goes into the MSHR? | ||
| + | * When do you access the MSHR? | ||
buzzword.txt · Last modified: 2015/04/27 18:20 by rachata
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