1.5 KiB
1.5 KiB
1-1
Fill in the blanks in the following table using the information you gathered about the cache configuration of the lab machine.
| Cache | Cache Line Size | Total Size | Associativity | Number of Sets | Raw Latency |
|---|---|---|---|---|---|
| L1-D | 64 | ||||
| L2 | |||||
| L3 |
1-3
After completing your code, generate the histogram pdf file and include it in the lab report.
1-4
Based on the generated histogram, report two thresholds, one to distinguish between L2 and L3 latency and the other to distinguish between L3 and DRAM latency.
L2-L3 threshold:
L3-DRAM threshold:
2-2
If the victim want to read the kth byte of a file, where k is a secret, how can he/she avoid leaking the secret to the attacker?
3-1
Given a 64-bit virtual address, fill in the table below.
| Page Size | 4KB | 2MB |
|---|---|---|
| Page Offset Bits | ||
| Page Number Bits | ||
| L2 Set Index Bits | ||
| L2 Set Index Bits Fully Under Control |