mirror of
https://github.com/ClusterCockpit/cc-metric-collector.git
synced 2024-12-28 16:19:05 +01:00
27 lines
645 B
Plaintext
27 lines
645 B
Plaintext
SHORT Data cache miss rate/ratio
|
|
|
|
EVENTSET
|
|
FIXC0 INSTR_RETIRED_ANY
|
|
FIXC1 CPU_CLK_UNHALTED_CORE
|
|
FIXC2 CPU_CLK_UNHALTED_REF
|
|
PMC0 L1D_REPL
|
|
|
|
METRICS
|
|
Runtime (RDTSC) [s] time
|
|
Runtime unhalted [s] FIXC1*inverseClock
|
|
Clock [MHz] 1.E-06*(FIXC1/FIXC2)/inverseClock
|
|
CPI FIXC1/FIXC0
|
|
data cache misses PMC0
|
|
data cache miss rate PMC0/FIXC0
|
|
|
|
LONG
|
|
Formulas:
|
|
data cache misses = L1D_REPL
|
|
data cache miss rate = L1D_REPL / INSTR_RETIRED_ANY
|
|
-
|
|
This group measures the locality of your data accesses with regard to the
|
|
L1 cache.
|
|
The data cache miss rate gives a measure how often it was necessary to get
|
|
cache lines from higher levels of the memory hierarchy.
|
|
|