75 lines · json
1[2 {3 "MetricName": "slc_miss_rate",4 "BriefDescription": "The system level cache miss rate.",5 "MetricGroup": "cmn",6 "MetricExpr": "hnf_cache_miss / hnf_slc_sf_cache_access",7 "ScaleUnit": "100%",8 "Unit": "arm_cmn",9 "Compat": "(434|436|43c|43a).*"10 },11 {12 "MetricName": "hnf_message_retry_rate",13 "BriefDescription": "HN-F message retry rate indicates whether a lack of credits is causing the bottlenecks.",14 "MetricGroup": "cmn",15 "MetricExpr": "hnf_pocq_retry / hnf_pocq_reqs_recvd",16 "ScaleUnit": "100%",17 "Unit": "arm_cmn",18 "Compat": "(434|436|43c|43a).*"19 },20 {21 "MetricName": "sf_hit_rate",22 "BriefDescription": "Snoop filter hit rate can be used to measure the snoop filter efficiency.",23 "MetricGroup": "cmn",24 "MetricExpr": "hnf_sf_hit / hnf_slc_sf_cache_access",25 "ScaleUnit": "100%",26 "Unit": "arm_cmn",27 "Compat": "(434|436|43c|43a).*"28 },29 {30 "MetricName": "mc_message_retry_rate",31 "BriefDescription": "The memory controller request retries rate indicates whether the memory controller is the bottleneck.",32 "MetricGroup": "cmn",33 "MetricExpr": "hnf_mc_retries / hnf_mc_reqs",34 "ScaleUnit": "100%",35 "Unit": "arm_cmn",36 "Compat": "(434|436|43c|43a).*"37 },38 {39 "MetricName": "rni_actual_read_bandwidth.all",40 "BriefDescription": "This event measure the actual bandwidth that RN-I bridge sends to the interconnect.",41 "MetricGroup": "cmn",42 "MetricExpr": "rnid_rxdat_flits * 32 / 1e6 / duration_time",43 "ScaleUnit": "1MB/s",44 "Unit": "arm_cmn",45 "Compat": "(434|436|43c|43a).*"46 },47 {48 "MetricName": "rni_actual_write_bandwidth.all",49 "BriefDescription": "This event measures the actual write bandwidth at RN-I bridges.",50 "MetricGroup": "cmn",51 "MetricExpr": "rnid_txdat_flits * 32 / 1e6 / duration_time",52 "ScaleUnit": "1MB/s",53 "Unit": "arm_cmn",54 "Compat": "(434|436|43c|43a).*"55 },56 {57 "MetricName": "rni_retry_rate",58 "BriefDescription": "RN-I bridge retry rate indicates whether the memory controller is the bottleneck.",59 "MetricGroup": "cmn",60 "MetricExpr": "rnid_txreq_flits_retried / rnid_txreq_flits_total",61 "ScaleUnit": "100%",62 "Unit": "arm_cmn",63 "Compat": "(434|436|43c|43a).*"64 },65 {66 "MetricName": "sbsx_actual_write_bandwidth.all",67 "BriefDescription": "sbsx actual write bandwidth.",68 "MetricGroup": "cmn",69 "MetricExpr": "sbsx_txdat_flitv * 32 / 1e6 / duration_time",70 "ScaleUnit": "1MB/s",71 "Unit": "arm_cmn",72 "Compat": "(434|436|43c|43a).*"73 }74]75