Hit Ratio and Its Kinds

• There are two kind of cache hits

  • Hits due write
    • Page recently swapped out
  • Hits due read
    • Page brought to the cache with another request

• Many more hits due write than hits due read

  • Different swap-in and swap-out order
    • No spatial locality

• Reads produce interferences in the cache

Previous slide

Next slide

Go to first slide

Go to graphic version