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Tuesday, November 6, 2012

Cache Basics

For uniprocessor:
http://www.ccs.neu.edu/course/com3200/parent/NOTES/cache-basics.html

What constrains the size of L1 cache?
1) Space constraints - Since L1 is located on CPU chip it needs to small.
2) Larger the cache more is the access latency.
3) Larger cache have more soft errors. We remove ECC bits from L1 cache by keeping it small. This also lowers the latency of L1.

TLB and Page Tables
http://users.dickinson.edu/~braught/courses/cs354f97/Classes/Class17/Class17LN.html

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