Memory Hierarchy
- Computer Systems
- Implementation of Principles of Locality.
- Solution to the Memory Wall.
- Use layers of memory to hide the delay of memories.
| Memory | Latency |
|---|---|
| L1 | 1ns |
| Ram | 100ns |
| SSD Random Read | 20µs |
| Datacenter Roundtrip | 0.5ms |
| Rotating Disk Seek | 3ms |
| United States of America|US-EU Roundtrip | 150ms |