Experiments
This section demonstrates how we used the
Performance Explorer to understand the performance behavior of
a variant of the SPECjbb2000 benchmark
on a PowerPC POWER4 machine.
|
Caches |
Size |
Line size |
Kind
|
|
L1 Instr. |
32KB | 128B | direct mapped
|
|
L1 Data |
64KB | 128B | 2-way set assoc.
|
|
L2 Unified |
1.5MB | 128B | 8-way set assoc.
|
|
L3 local |
32MB | 512B | 8-way set assoc.
|
|
L3 remote |
32MB | 512B | 8-way set assoc.
|
|
|
POWER4 three levels of cache hierarchy.
