Messages in this thread Patch in this message | | | From | Jing Zhang <> | Subject | [PATCH RFC 2/4] perf vendor events: Add JSON metrics for cmn700 | Date | Mon, 27 Mar 2023 10:46:10 +0800 |
| |
Add JSON metrics for cmn700. Currently just add part of cmn700 PMU events and metrics which are general and compatible for any SoC.
Signed-off-by: Jing Zhang <renyu.zj@linux.alibaba.com> --- .../pmu-events/arch/arm64/arm/cmn700/sys/cmn.json | 188 +++++++++++++++++++++ .../arch/arm64/arm/cmn700/sys/metrics.json | 74 ++++++++ tools/perf/pmu-events/jevents.py | 1 + 3 files changed, 263 insertions(+) create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/cmn.json create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/metrics.json
diff --git a/tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/cmn.json b/tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/cmn.json new file mode 100644 index 0000000..a060d1d --- /dev/null +++ b/tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/cmn.json @@ -0,0 +1,188 @@ +[ + { + "EventName": "hnf_cache_miss", + "BriefDescription": "Counts total cache misses in first lookup result (high priority)", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_slc_sf_cache_access", + "BriefDescription": "Counts number of cache accesses in first access (high priority)", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_cache_fill", + "BriefDescription": "Counts total allocations in HN SLC (all cache line allocations to SLC)", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_pocq_retry", + "BriefDescription": "Counts number of retried requests", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_pocq_reqs_recvd", + "BriefDescription": "Counts number of requests that HN receives", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_sf_hit", + "BriefDescription": "Counts number of SF hits", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_sf_evictions", + "BriefDescription": "Counts number of SF eviction cache invalidations initiated", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_dir_snoops_sent", + "BriefDescription": "Counts number of directed snoops sent (not including SF back invalidation)", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_brd_snoops_sent", + "BriefDescription": "Counts number of multicast snoops sent (not including SF back invalidation)", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_mc_retries", + "BriefDescription": "Counts number of retried transactions by the MC", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_mc_reqs", + "BriefDescription": "Counts number of requests that are sent to MC", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_qos_hh_retry", + "BriefDescription": "Counts number of times a HighHigh priority request is protocolretried at the HN‑F", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_s0_rdata_beats", + "BriefDescription": "Number of RData beats (RVALID and RREADY) dispatched on port 0. This event measures the read bandwidth, including CMO responses.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_s1_rdata_beats", + "BriefDescription": "Number of RData beats (RVALID and RREADY) dispatched on port 1. This event measures the read bandwidth, including CMO responses.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_s2_rdata_beats", + "BriefDescription": "Number of RData beats (RVALID and RREADY) dispatched on port 2. This event measures the read bandwidth, including CMO responses.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_rxdat_flits", + "BriefDescription": "Number of RXDAT flits received. This event measures the true read data bandwidth, excluding CMOs.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_txdat_flits", + "BriefDescription": "Number of TXDAT flits dispatched. This event measures the write bandwidth.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_txreq_flits_total", + "BriefDescription": "Number of TXREQ flits dispatched. This event measures the total request bandwidth.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_txreq_flits_retried", + "BriefDescription": "Number of retried TXREQ flits dispatched. This event measures the retry rate.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "sbsx_txdat_flitv", + "BriefDescription": "Number of TXDAT flits dispatched from XP to SBSX. This event is a measure of the write bandwidth.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "sbsx_txrsp_retryack", + "BriefDescription": "Number of RXREQ flits dispatched. This event is a measure of the retry rate.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "sbsx_arvalid_no_arready", + "BriefDescription": "Number of cycles the SBSX bridge is stalled because of backpressure on AR channel.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "sbsx_awvalid_no_awready", + "BriefDescription": "Number of cycles the SBSX bridge is stalled because of backpressure on AW channel.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "sbsx_wvalid_no_wready", + "BriefDescription": "Number of cycles the SBSX bridge is stalled because of backpressure on W channel.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_txdat_stall", + "BriefDescription": "TXDAT valid but no link credit available.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_txrsp_retryack", + "BriefDescription": "Number of RXREQ flits dispatched. This event is a measure of the retry rate.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_arvalid_no_arready", + "BriefDescription": "Number of cycles the HN-I bridge is stalled because of backpressure on AR channel.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_awvalid_no_awready", + "BriefDescription": "Number of cycles the HN-I bridge is stalled because of backpressure on AW channel.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_wvalid_no_wready", + "BriefDescription": "Number of cycles the HN-I bridge is stalled because of backpressure on W channel.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_arready_no_arvalid", + "BriefDescription": "Number of cycles the AR channel is waiting for new requests from HN-I bridge.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_awready_no_awvalid", + "BriefDescription": "Number of cycles the AW channel is waiting for new requests from HN-I bridge.", + "Unit": "cmn700", + "Compat": "CMN700" + } +] diff --git a/tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/metrics.json b/tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/metrics.json new file mode 100644 index 0000000..430567b --- /dev/null +++ b/tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/metrics.json @@ -0,0 +1,74 @@ +[ + { + "MetricName": "slc_miss_rate", + "BriefDescription": "The system level cache miss rate include.", + "MetricGroup": "cmn700", + "MetricExpr": "hnf_cache_miss / hnf_slc_sf_cache_access", + "ScaleUnit": "100%", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "hnf_message_retry_rate", + "BriefDescription": "HN-F message retry rate indicates whether a lack of credits is causing the bottlenecks.", + "MetricGroup": "cmn700", + "MetricExpr": "hnf_pocq_retry / hnf_pocq_reqs_recvd", + "ScaleUnit": "100%", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "sf_hit_rate", + "BriefDescription": "Snoop filter hit rate can be used to measure the Snoop Filter efficiency.", + "MetricGroup": "cmn700", + "MetricExpr": "hnf_sf_hit / hnf_slc_sf_cache_access", + "ScaleUnit": "100%", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "mc_message_retry_rate", + "BriefDescription": "The memory controller request retries rate indicates whether the memory controller is the bottleneck.", + "MetricGroup": "cmn700", + "MetricExpr": "hnf_mc_retries / hnf_mc_reqs", + "ScaleUnit": "100%", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "rni_actual_read_bandwidth.all", + "BriefDescription": "This event measure the actual bandwidth(MB/sec) that RN-I bridge sends to the interconnect.", + "MetricGroup": "cmn700", + "MetricExpr": "rnid_rxdat_flits * 32 / 1e6 / duration_time", + "ScaleUnit": "1MB/s", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "rni_actual_write_bandwidth.all", + "BriefDescription": "This event measures the actual write bandwidth(MB/sec) at RN-I bridges.", + "MetricGroup": "cmn700", + "MetricExpr": "rnid_txdat_flits * 32 / 1e6 / duration_time", + "ScaleUnit": "1MB/s", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "rni_retry_rate", + "BriefDescription": "RN-I bridge retry rate indicates whether the memory controller is the bottleneck.", + "MetricGroup": "cmn700", + "MetricExpr": "rnid_txreq_flits_retried / rnid_txreq_flits_total", + "ScaleUnit": "100%", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "sbsx_actual_write_bandwidth.all", + "BriefDescription": "sbsx actual write bandwidth(MB/sec).", + "MetricGroup": "cmn700", + "MetricExpr": "sbsx_txdat_flitv * 32 / 1e6 / duration_time", + "ScaleUnit": "1MB/s", + "Unit": "cmn700", + "Compat": "CMN700" + } +] diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py index 2bcd07c..20ed492 100755 --- a/tools/perf/pmu-events/jevents.py +++ b/tools/perf/pmu-events/jevents.py @@ -256,6 +256,7 @@ class JsonEvent: 'DFPMC': 'amd_df', 'cpu_core': 'cpu_core', 'cpu_atom': 'cpu_atom', + 'cmn700': 'cmn700', } return table[unit] if unit in table else f'uncore_{unit.lower()}' -- 1.8.3.1
| |