mirror of
https://github.com/ClusterCockpit/cc-metric-collector.git
synced 2024-11-12 21:17:25 +01:00
24 lines
702 B
Plaintext
24 lines
702 B
Plaintext
SHORT Instruction cache miss rate/ratio
|
|
|
|
EVENTSET
|
|
PMC0 INSTRUCTION_CACHE_FETCHES
|
|
PMC1 INSTRUCTION_CACHE_L2_REFILLS
|
|
PMC2 INSTRUCTION_CACHE_SYSTEM_REFILLS
|
|
PMC3 RETIRED_INSTRUCTIONS
|
|
|
|
METRICS
|
|
Runtime (RDTSC) [s] time
|
|
L1I request rate PMC0/PMC3
|
|
L1I miss rate (PMC1+PMC2)/PMC3
|
|
L1I miss ratio (PMC1+PMC2)/PMC0
|
|
|
|
LONG
|
|
Formulas:
|
|
L1I request rate = INSTRUCTION_CACHE_FETCHES / RETIRED_INSTRUCTIONS
|
|
L1I miss rate = (INSTRUCTION_CACHE_L2_REFILLS + INSTRUCTION_CACHE_SYSTEM_REFILLS)/RETIRED_INSTRUCTIONS
|
|
L1I miss ratio = (INSTRUCTION_CACHE_L2_REFILLS + INSTRUCTION_CACHE_SYSTEM_REFILLS)/INSTRUCTION_CACHE_FETCHES
|
|
-
|
|
This group measures the locality of your instruction code with regard to the
|
|
L1 I-Cache.
|
|
|