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Signed-off-by: Ian Rogers --- tools/perf/pmu-events/amd_metrics.py | 109 +++++++++++++++++++++++++++ 1 file changed, 109 insertions(+) diff --git a/tools/perf/pmu-events/amd_metrics.py b/tools/perf/pmu-events/a= md_metrics.py index 8f7265a732e3..38ff7d1caafe 100755 --- a/tools/perf/pmu-events/amd_metrics.py +++ b/tools/perf/pmu-events/amd_metrics.py @@ -120,6 +120,114 @@ def AmdBr(): description=3D"breakdown of retired branch instructio= ns") =20 =20 +def AmdDtlb() -> Optional[MetricGroup]: + global _zen_model + if _zen_model >=3D 4: + return None + + d_dat =3D Event("ls_dc_accesses") if _zen_model <=3D 3 else None + d_h4k =3D Event("ls_l1_d_tlb_miss.tlb_reload_4k_l2_hit") + d_hcoal =3D Event("ls_l1_d_tlb_miss.tlb_reload_coalesced_page_hit") if _= zen_model >=3D 2 else 0 + d_h2m =3D Event("ls_l1_d_tlb_miss.tlb_reload_2m_l2_hit") + d_h1g =3D Event("ls_l1_d_tlb_miss.tlb_reload_1g_l2_hit") + + d_m4k =3D Event("ls_l1_d_tlb_miss.tlb_reload_4k_l2_miss") + d_mcoal =3D Event("ls_l1_d_tlb_miss.tlb_reload_coalesced_page_miss") if = _zen_model >=3D 2 else 0 + d_m2m =3D Event("ls_l1_d_tlb_miss.tlb_reload_2m_l2_miss") + d_m1g =3D Event("ls_l1_d_tlb_miss.tlb_reload_1g_l2_miss") + + d_w0 =3D Event("ls_tablewalker.dc_type0") if _zen_model <=3D 3 else None + d_w1 =3D Event("ls_tablewalker.dc_type1") if _zen_model <=3D 3 else None + walks =3D d_w0 + d_w1 + walks_r =3D d_ratio(walks, interval_sec) + ins_w =3D d_ratio(ins, walks) + l1 =3D d_dat + l1_r =3D d_ratio(l1, interval_sec) + l2_hits =3D d_h4k + d_hcoal + d_h2m + d_h1g + l2_miss =3D d_m4k + d_mcoal + d_m2m + d_m1g + l2_r =3D d_ratio(l2_hits + l2_miss, interval_sec) + l1_miss =3D l2_hits + l2_miss + walks + l1_hits =3D max(l1 - l1_miss, 0) + ins_l =3D d_ratio(ins, l1_miss) + + return MetricGroup("lpm_dtlb", [ + MetricGroup("lpm_dtlb_ov", [ + Metric("lpm_dtlb_ov_insn_bt_l1_miss", + "DTLB overview: instructions between l1 misses.", ins_l, + "insns"), + Metric("lpm_dtlb_ov_insn_bt_walks", + "DTLB overview: instructions between dtlb page table walk= s.", + ins_w, "insns"), + ]), + MetricGroup("lpm_dtlb_l1", [ + Metric("lpm_dtlb_l1_hits", + "DTLB L1 hits as percentage of all DTLB L1 accesses.", + d_ratio(l1_hits, l1), "100%"), + Metric("lpm_dtlb_l1_miss", + "DTLB L1 misses as percentage of all DTLB L1 accesses.", + d_ratio(l1_miss, l1), "100%"), + Metric("lpm_dtlb_l1_reqs", "DTLB L1 accesses per second.", l1_r, + "insns/s"), + ]), + MetricGroup("lpm_dtlb_l2", [ + Metric("lpm_dtlb_l2_hits", + "DTLB L2 hits as percentage of all DTLB L2 accesses.", + d_ratio(l2_hits, l2_hits + l2_miss), "100%"), + Metric("lpm_dtlb_l2_miss", + "DTLB L2 misses as percentage of all DTLB L2 accesses.", + d_ratio(l2_miss, l2_hits + l2_miss), "100%"), + Metric("lpm_dtlb_l2_reqs", "DTLB L2 accesses per second.", l2_r, + "insns/s"), + MetricGroup("lpm_dtlb_l2_4kb", [ + Metric( + "lpm_dtlb_l2_4kb_hits", + "DTLB L2 4kb page size hits as percentage of all DTLB L2= 4kb " + "accesses.", d_ratio(d_h4k, d_h4k + d_m4k), "100%"), + Metric( + "lpm_dtlb_l2_4kb_miss", + "DTLB L2 4kb page size misses as percentage of all DTLB = L2 4kb" + "accesses.", d_ratio(d_m4k, d_h4k + d_m4k), "100%") + ]), + MetricGroup("lpm_dtlb_l2_coalesced", [ + Metric( + "lpm_dtlb_l2_coal_hits", + "DTLB L2 coalesced page (16kb) hits as percentage of all= DTLB " + "L2 coalesced accesses.", d_ratio(d_hcoal, + d_hcoal + d_mcoal), "1= 00%"), + Metric( + "lpm_dtlb_l2_coal_miss", + "DTLB L2 coalesced page (16kb) misses as percentage of a= ll " + "DTLB L2 coalesced accesses.", + d_ratio(d_mcoal, d_hcoal + d_mcoal), "100%") + ]), + MetricGroup("lpm_dtlb_l2_2mb", [ + Metric( + "lpm_dtlb_l2_2mb_hits", + "DTLB L2 2mb page size hits as percentage of all DTLB L2= 2mb " + "accesses.", d_ratio(d_h2m, d_h2m + d_m2m), "100%"), + Metric( + "lpm_dtlb_l2_2mb_miss", + "DTLB L2 2mb page size misses as percentage of all DTLB = L2 " + "accesses.", d_ratio(d_m2m, d_h2m + d_m2m), "100%") + ]), + MetricGroup("lpm_dtlb_l2_1g", [ + Metric( + "lpm_dtlb_l2_1g_hits", + "DTLB L2 1gb page size hits as percentage of all DTLB L2= 1gb " + "accesses.", d_ratio(d_h1g, d_h1g + d_m1g), "100%"), + Metric( + "lpm_dtlb_l2_1g_miss", + "DTLB L2 1gb page size misses as percentage of all DTLB = L2 " + "1gb accesses.", d_ratio(d_m1g, d_h1g + d_m1g), "100%") + ]), + ]), + MetricGroup("lpm_dtlb_walks", [ + Metric("lpm_dtlb_walks_reqs", "DTLB page table walks per second.= ", + walks_r, "walks/s"), + ]), + ], description=3D"Data TLB metrics") + + def AmdItlb(): global _zen_model l2h =3D Event("bp_l1_tlb_miss_l2_tlb_hit", "bp_l1_tlb_miss_l2_hit") @@ -386,6 +494,7 @@ def main() -> None: =20 all_metrics =3D MetricGroup("", [ AmdBr(), + AmdDtlb(), AmdItlb(), AmdHwpf(), AmdSwpf(), --=20 2.51.0.318.gd7df087d1a-goog