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Date: Tue, 19 May 2020 22:44:02 -0300
From: Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>
To: "Paul A. Clarke" <pc@...ibm.com>
Cc: linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
mpe@...erman.id.au, ananth@...ux.vnet.ibm.com,
maddy@...ux.vnet.ibm.com, naveen.n.rao@...ux.vnet.ibm.com,
sukadev@...ux.ibm.com, irogers@...gle.com
Subject: Re: [PATCH] perf stat: POWER9 metrics: expand "ICT" acronym
Em Tue, May 19, 2020 at 02:18:06PM -0500, Paul A. Clarke escreveu:
> From: "Paul A. Clarke" <pc@...ibm.com>
>
> Uses of "ICT" and "Ict" are expanded to "Instruction Completion Table".
Applied,
- Arnaldo
> Signed-off-by: Paul A. Clarke <pc@...ibm.com>
> ---
> .../arch/powerpc/power9/metrics.json | 20 +++++++++----------
> 1 file changed, 10 insertions(+), 10 deletions(-)
>
> diff --git a/tools/perf/pmu-events/arch/powerpc/power9/metrics.json b/tools/perf/pmu-events/arch/powerpc/power9/metrics.json
> index f371104dcbe3..80816d6402e9 100644
> --- a/tools/perf/pmu-events/arch/powerpc/power9/metrics.json
> +++ b/tools/perf/pmu-events/arch/powerpc/power9/metrics.json
> @@ -208,19 +208,19 @@
> "MetricName": "fxu_stall_cpi"
> },
> {
> - "BriefDescription": "Ict empty for this thread due to branch mispred",
> + "BriefDescription": "Instruction Completion Table empty for this thread due to branch mispred",
> "MetricExpr": "PM_ICT_NOSLOT_BR_MPRED/PM_RUN_INST_CMPL",
> "MetricGroup": "cpi_breakdown",
> "MetricName": "ict_noslot_br_mpred_cpi"
> },
> {
> - "BriefDescription": "Ict empty for this thread due to Icache Miss and branch mispred",
> + "BriefDescription": "Instruction Completion Table empty for this thread due to Icache Miss and branch mispred",
> "MetricExpr": "PM_ICT_NOSLOT_BR_MPRED_ICMISS/PM_RUN_INST_CMPL",
> "MetricGroup": "cpi_breakdown",
> "MetricName": "ict_noslot_br_mpred_icmiss_cpi"
> },
> {
> - "BriefDescription": "ICT other stalls",
> + "BriefDescription": "Instruction Completion Table other stalls",
> "MetricExpr": "(PM_ICT_NOSLOT_CYC - PM_ICT_NOSLOT_IC_MISS - PM_ICT_NOSLOT_BR_MPRED_ICMISS - PM_ICT_NOSLOT_BR_MPRED - PM_ICT_NOSLOT_DISP_HELD)/PM_RUN_INST_CMPL",
> "MetricGroup": "cpi_breakdown",
> "MetricName": "ict_noslot_cyc_other_cpi"
> @@ -232,13 +232,13 @@
> "MetricName": "ict_noslot_disp_held_cpi"
> },
> {
> - "BriefDescription": "Ict empty for this thread due to dispatch holds because the History Buffer was full. Could be GPR/VSR/VMR/FPR/CR/XVF",
> + "BriefDescription": "Instruction Completion Table empty for this thread due to dispatch holds because the History Buffer was full. Could be GPR/VSR/VMR/FPR/CR/XVF",
> "MetricExpr": "PM_ICT_NOSLOT_DISP_HELD_HB_FULL/PM_RUN_INST_CMPL",
> "MetricGroup": "cpi_breakdown",
> "MetricName": "ict_noslot_disp_held_hb_full_cpi"
> },
> {
> - "BriefDescription": "Ict empty for this thread due to dispatch hold on this thread due to Issue q full, BRQ full, XVCF Full, Count cache, Link, Tar full",
> + "BriefDescription": "Instruction Completion Table empty for this thread due to dispatch hold on this thread due to Issue q full, BRQ full, XVCF Full, Count cache, Link, Tar full",
> "MetricExpr": "PM_ICT_NOSLOT_DISP_HELD_ISSQ/PM_RUN_INST_CMPL",
> "MetricGroup": "cpi_breakdown",
> "MetricName": "ict_noslot_disp_held_issq_cpi"
> @@ -268,19 +268,19 @@
> "MetricName": "ict_noslot_ic_l2_cpi"
> },
> {
> - "BriefDescription": "Ict empty for this thread due to icache misses that were sourced from the local L3",
> + "BriefDescription": "Instruction Completion Table empty for this thread due to icache misses that were sourced from the local L3",
> "MetricExpr": "PM_ICT_NOSLOT_IC_L3/PM_RUN_INST_CMPL",
> "MetricGroup": "cpi_breakdown",
> "MetricName": "ict_noslot_ic_l3_cpi"
> },
> {
> - "BriefDescription": "Ict empty for this thread due to icache misses that were sourced from beyond the local L3. The source could be local/remote/distant memory or another core's cache",
> + "BriefDescription": "Instruction Completion Table empty for this thread due to icache misses that were sourced from beyond the local L3. The source could be local/remote/distant memory or another core's cache",
> "MetricExpr": "PM_ICT_NOSLOT_IC_L3MISS/PM_RUN_INST_CMPL",
> "MetricGroup": "cpi_breakdown",
> "MetricName": "ict_noslot_ic_l3miss_cpi"
> },
> {
> - "BriefDescription": "Ict empty for this thread due to Icache Miss",
> + "BriefDescription": "Instruction Completion Table empty for this thread due to Icache Miss",
> "MetricExpr": "PM_ICT_NOSLOT_IC_MISS/PM_RUN_INST_CMPL",
> "MetricGroup": "cpi_breakdown",
> "MetricName": "ict_noslot_ic_miss_cpi"
> @@ -391,7 +391,7 @@
> "MetricName": "nested_tend_stall_cpi"
> },
> {
> - "BriefDescription": "Number of cycles the ICT has no itags assigned to this thread",
> + "BriefDescription": "Number of cycles the Instruction Completion Table has no itags assigned to this thread",
> "MetricExpr": "PM_ICT_NOSLOT_CYC/PM_RUN_INST_CMPL",
> "MetricGroup": "cpi_breakdown",
> "MetricName": "nothing_dispatched_cpi"
> @@ -503,7 +503,7 @@
> "MetricName": "st_fwd_stall_cpi"
> },
> {
> - "BriefDescription": "Nothing completed and ICT not empty",
> + "BriefDescription": "Nothing completed and Instruction Completion Table not empty",
> "MetricExpr": "PM_CMPLU_STALL/PM_RUN_INST_CMPL",
> "MetricGroup": "cpi_breakdown",
> "MetricName": "stall_cpi"
> --
> 2.18.2
>
--
- Arnaldo
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