mirror of
https://github.com/ClusterCockpit/cc-metric-collector.git
synced 2024-11-13 05:27:31 +01:00
24 lines
611 B
Plaintext
24 lines
611 B
Plaintext
SHORT L2 cache bandwidth in MBytes/s
|
|
|
|
EVENTSET
|
|
PMC0 PM_L2_LD
|
|
PMC2 PM_L2_INST
|
|
PMC4 PM_RUN_INST_CMPL
|
|
PMC5 PM_RUN_CYC
|
|
|
|
|
|
METRICS
|
|
Runtime (RDTSC) [s] time
|
|
CPI PMC5/PMC4
|
|
L2 load bandwidth [MBytes/s] 1.0E-06*(PMC0+PMC2)*128.0/time
|
|
L2 load data volume [GBytes] 1.0E-09*(PMC0+PMC2)*128.0
|
|
|
|
LONG
|
|
Formulas:
|
|
CPI = PM_RUN_CYC/PM_RUN_INST_CMPL
|
|
L2 load bandwidth [MBytes/s] = 1.0E-06*(PM_L2_LD+PM_L2_INST)*128.0/time
|
|
L2 load data volume [GBytes] = 1.0E-09*(PM_L2_LD+PM_L2_INST)*128.0
|
|
-
|
|
Profiling group to measure L2 load cache bandwidth. The bandwidth is computed by the
|
|
number of cacheline loaded from L2 cache to L1.
|