From: Jiri Olsa <jolsa@kernel.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: lkml <linux-kernel@vger.kernel.org>,
Don Zickus <dzickus@redhat.com>, Joe Mario <jmario@redhat.com>,
Ingo Molnar <mingo@kernel.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Namhyung Kim <namhyung@kernel.org>,
David Ahern <dsahern@gmail.com>, Andi Kleen <andi@firstfloor.org>
Subject: [PATCH 05/61] perf tools: Introduce c2c_decode_stats function
Date: Mon, 19 Sep 2016 15:09:14 +0200 [thread overview]
Message-ID: <1474290610-23241-6-git-send-email-jolsa@kernel.org> (raw)
In-Reply-To: <1474290610-23241-1-git-send-email-jolsa@kernel.org>
Introducing c2c_decode_stats function, which decodes
data_src data into new struct c2c_stats.
Original-patch-by: Dick Fowles <rfowles@redhat.com>
Original-patch-by: Don Zickus <dzickus@redhat.com>
Link: http://lkml.kernel.org/n/tip-7garqfmx5izaqysde9jik4iy@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
tools/perf/util/mem-events.c | 98 ++++++++++++++++++++++++++++++++++++++++++++
tools/perf/util/mem-events.h | 36 ++++++++++++++++
2 files changed, 134 insertions(+)
diff --git a/tools/perf/util/mem-events.c b/tools/perf/util/mem-events.c
index bbc368e7d1e4..502fcee91973 100644
--- a/tools/perf/util/mem-events.c
+++ b/tools/perf/util/mem-events.c
@@ -9,6 +9,7 @@
#include "mem-events.h"
#include "debug.h"
#include "symbol.h"
+#include "sort.h"
unsigned int perf_mem_events__loads_ldlat = 30;
@@ -268,3 +269,100 @@ int perf_script__meminfo_scnprintf(char *out, size_t sz, struct mem_info *mem_in
return i;
}
+
+int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi)
+{
+ union perf_mem_data_src *data_src = &mi->data_src;
+ u64 daddr = mi->daddr.addr;
+ u64 op = data_src->mem_op;
+ u64 lvl = data_src->mem_lvl;
+ u64 snoop = data_src->mem_snoop;
+ u64 lock = data_src->mem_lock;
+ int err = 0;
+
+#define P(a, b) PERF_MEM_##a##_##b
+
+ stats->nr_entries++;
+
+ if (lock & P(LOCK, LOCKED)) stats->locks++;
+
+ if (op & P(OP, LOAD)) {
+ /* load */
+ stats->load++;
+
+ if (!daddr) {
+ stats->ld_noadrs++;
+ return -1;
+ }
+
+ if (lvl & P(LVL, HIT)) {
+ if (lvl & P(LVL, UNC)) stats->ld_uncache++;
+ if (lvl & P(LVL, IO)) stats->ld_io++;
+ if (lvl & P(LVL, LFB)) stats->ld_fbhit++;
+ if (lvl & P(LVL, L1 )) stats->ld_l1hit++;
+ if (lvl & P(LVL, L2 )) stats->ld_l2hit++;
+ if (lvl & P(LVL, L3 )) {
+ if (snoop & P(SNOOP, HITM))
+ stats->lcl_hitm++;
+ else
+ stats->ld_llchit++;
+ }
+
+ if (lvl & P(LVL, LOC_RAM)) {
+ stats->lcl_dram++;
+ if (snoop & P(SNOOP, HIT))
+ stats->ld_shared++;
+ else
+ stats->ld_excl++;
+ }
+
+ if ((lvl & P(LVL, REM_RAM1)) ||
+ (lvl & P(LVL, REM_RAM2))) {
+ stats->rmt_dram++;
+ if (snoop & P(SNOOP, HIT))
+ stats->ld_shared++;
+ else
+ stats->ld_excl++;
+ }
+ }
+
+ if ((lvl & P(LVL, REM_CCE1)) ||
+ (lvl & P(LVL, REM_CCE2))) {
+ if (snoop & P(SNOOP, HIT))
+ stats->rmt_hit++;
+ else if (snoop & P(SNOOP, HITM))
+ stats->rmt_hitm++;
+ }
+
+ if ((lvl & P(LVL, MISS)))
+ stats->ld_miss++;
+
+ } else if (op & P(OP, STORE)) {
+ /* store */
+ stats->store++;
+
+ if (!daddr) {
+ stats->st_noadrs++;
+ return -1;
+ }
+
+ if (lvl & P(LVL, HIT)) {
+ if (lvl & P(LVL, UNC)) stats->st_uncache++;
+ if (lvl & P(LVL, L1 )) stats->st_l1hit++;
+ }
+ if (lvl & P(LVL, MISS))
+ if (lvl & P(LVL, L1)) stats->st_l1miss++;
+ } else {
+ /* unparsable data_src? */
+ stats->noparse++;
+ return -1;
+ }
+
+ if (!mi->daddr.map || !mi->iaddr.map) {
+ stats->nomap++;
+ return -1;
+ }
+
+#undef P
+ return err;
+}
diff --git a/tools/perf/util/mem-events.h b/tools/perf/util/mem-events.h
index 7f69bf9d789d..27c6bb5abafb 100644
--- a/tools/perf/util/mem-events.h
+++ b/tools/perf/util/mem-events.h
@@ -2,6 +2,10 @@
#define __PERF_MEM_EVENTS_H
#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <linux/types.h>
+#include "stat.h"
struct perf_mem_event {
bool record;
@@ -33,4 +37,36 @@ int perf_mem__lck_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
int perf_script__meminfo_scnprintf(char *bf, size_t size, struct mem_info *mem_info);
+struct c2c_stats {
+ int nr_entries;
+
+ int locks; /* count of 'lock' transactions */
+ int store; /* count of all stores in trace */
+ int st_uncache; /* stores to uncacheable address */
+ int st_noadrs; /* cacheable store with no address */
+ int st_l1hit; /* count of stores that hit L1D */
+ int st_l1miss; /* count of stores that miss L1D */
+ int load; /* count of all loads in trace */
+ int ld_excl; /* exclusive loads, rmt/lcl DRAM - snp none/miss */
+ int ld_shared; /* shared loads, rmt/lcl DRAM - snp hit */
+ int ld_uncache; /* loads to uncacheable address */
+ int ld_io; /* loads to io address */
+ int ld_miss; /* loads miss */
+ int ld_noadrs; /* cacheable load with no address */
+ int ld_fbhit; /* count of loads hitting Fill Buffer */
+ int ld_l1hit; /* count of loads that hit L1D */
+ int ld_l2hit; /* count of loads that hit L2D */
+ int ld_llchit; /* count of loads that hit LLC */
+ int lcl_hitm; /* count of loads with local HITM */
+ int rmt_hitm; /* count of loads with remote HITM */
+ int rmt_hit; /* count of loads with remote hit clean; */
+ int lcl_dram; /* count of loads miss to local DRAM */
+ int rmt_dram; /* count of loads miss to remote DRAM */
+ int nomap; /* count of load/stores with no phys adrs */
+ int noparse; /* count of unparsable data sources */
+};
+
+struct hist_entry;
+int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi);
+
#endif /* __PERF_MEM_EVENTS_H */
--
2.7.4
next prev parent reply other threads:[~2016-09-19 13:24 UTC|newest]
Thread overview: 85+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-19 13:09 [PATCHv3 00/61] perf c2c: Add new tool to analyze cacheline contention on NUMA systems Jiri Olsa
2016-09-19 13:09 ` [PATCH 01/61] perf symbols: Do not open device files again Jiri Olsa
2016-09-20 15:28 ` Arnaldo Carvalho de Melo
2016-09-20 15:36 ` Jiri Olsa
2016-09-20 16:12 ` [PATCHv2 01/61] perf symbols: Do not open device files Jiri Olsa
2016-09-20 21:45 ` [tip:perf/core] " tip-bot for Jiri Olsa
2016-09-19 13:09 ` [PATCH 02/61] perf tools: Remove superfluous initialization of weight Jiri Olsa
2016-09-21 15:15 ` Arnaldo Carvalho de Melo
2016-09-23 5:24 ` [tip:perf/core] perf evsel: " tip-bot for Jiri Olsa
2016-09-19 13:09 ` [PATCH 03/61] perf tools: Make hist_entry__snprintf work over struct perf_hpp_list Jiri Olsa
2016-09-21 15:14 ` Arnaldo Carvalho de Melo
2016-09-21 15:30 ` Jiri Olsa
2016-09-19 13:09 ` [PATCH 04/61] perf tools: Use bigger buffer for stdio headers Jiri Olsa
2016-09-21 15:15 ` Arnaldo Carvalho de Melo
2016-09-23 5:25 ` [tip:perf/core] perf hists: " tip-bot for Jiri Olsa
2016-09-19 13:09 ` Jiri Olsa [this message]
2016-09-19 17:15 ` [PATCH 05/61] perf tools: Introduce c2c_decode_stats function Nilay Vaish
2016-09-19 18:04 ` Joe Mario
[not found] ` <CACDz1GupJi3kcDx6zBK68KtpL=Q9hJvUFvHCdtMirMyuuuyMOQ@mail.gmail.com>
2016-09-21 9:18 ` Jiri Olsa
2016-09-21 15:16 ` Don Zickus
2016-09-21 15:32 ` Jiri Olsa
2016-09-19 13:09 ` [PATCH 06/61] perf tools: Introduce c2c_add_stats function Jiri Olsa
2016-09-19 13:09 ` [PATCH 07/61] perf tools: Make reset_dimensions global Jiri Olsa
2016-09-19 13:09 ` [PATCH 08/61] perf tools: Make output_field_add and sort_dimension__add global Jiri Olsa
2016-09-19 13:09 ` [PATCH 09/61] perf tools: Make several sorting functions global Jiri Olsa
2016-09-19 13:09 ` [PATCH 10/61] perf tools: Make several display " Jiri Olsa
2016-09-19 13:09 ` [PATCH 11/61] perf tools: Make hist_entry__snprintf function global Jiri Olsa
2016-09-19 13:09 ` [PATCH 12/61] perf tools: Make hists__fprintf_headers " Jiri Olsa
2016-09-19 13:09 ` [PATCH 13/61] perf c2c: Add c2c command Jiri Olsa
2016-09-19 13:09 ` [PATCH 14/61] perf c2c: Add record subcommand Jiri Olsa
2016-09-19 13:09 ` [PATCH 15/61] perf c2c: Add report subcommand Jiri Olsa
2016-09-19 13:09 ` [PATCH 16/61] perf c2c report: Add dimension support Jiri Olsa
2016-09-19 13:09 ` [PATCH 17/61] perf c2c report: Add sort_entry " Jiri Olsa
2016-09-19 13:09 ` [PATCH 18/61] perf c2c report: Fallback to standard dimensions Jiri Olsa
2016-09-19 13:09 ` [PATCH 19/61] perf c2c report: Add sample processing Jiri Olsa
2016-09-19 13:09 ` [PATCH 20/61] perf c2c report: Add cacheline hists processing Jiri Olsa
2016-09-19 13:09 ` [PATCH 21/61] perf c2c report: Decode c2c_stats for hist entries Jiri Olsa
2016-09-19 13:09 ` [PATCH 22/61] perf c2c report: Add header macros Jiri Olsa
2016-09-19 13:09 ` [PATCH 23/61] perf c2c report: Add dcacheline dimension key Jiri Olsa
2016-09-19 13:09 ` [PATCH 24/61] perf c2c report: Add offset " Jiri Olsa
2016-09-19 13:09 ` [PATCH 25/61] perf c2c report: Add iaddr " Jiri Olsa
2016-09-19 13:09 ` [PATCH 26/61] perf c2c report: Add hitm related dimension keys Jiri Olsa
2016-09-19 13:09 ` [PATCH 27/61] perf c2c report: Add stores " Jiri Olsa
2016-09-19 13:09 ` [PATCH 28/61] perf c2c report: Add loads " Jiri Olsa
2016-09-19 13:09 ` [PATCH 29/61] perf c2c report: Add llc and remote " Jiri Olsa
2016-09-19 13:09 ` [PATCH 30/61] perf c2c report: Add llc load miss dimension key Jiri Olsa
2016-09-19 13:09 ` [PATCH 31/61] perf c2c report: Add total record sort key Jiri Olsa
2016-09-19 13:09 ` [PATCH 32/61] perf c2c report: Add total loads " Jiri Olsa
2016-09-19 13:09 ` [PATCH 33/61] perf c2c report: Add hitm percent " Jiri Olsa
2016-09-19 13:09 ` [PATCH 34/61] perf c2c report: Add hitm/store percent related sort keys Jiri Olsa
2016-09-19 13:09 ` [PATCH 35/61] perf c2c report: Add dram " Jiri Olsa
2016-09-19 13:09 ` [PATCH 36/61] perf c2c report: Add pid sort key Jiri Olsa
2016-09-19 13:09 ` [PATCH 37/61] perf c2c report: Add tid " Jiri Olsa
2016-09-19 13:09 ` [PATCH 38/61] perf c2c report: Add symbol and dso sort keys Jiri Olsa
2016-09-19 13:09 ` [PATCH 39/61] perf c2c report: Add node sort key Jiri Olsa
2016-09-19 13:09 ` [PATCH 40/61] perf c2c report: Add stats related sort keys Jiri Olsa
2016-09-19 13:09 ` [PATCH 41/61] perf c2c report: Add cpu cnt sort key Jiri Olsa
2016-09-19 13:09 ` [PATCH 42/61] perf c2c report: Add src line " Jiri Olsa
2016-09-19 13:09 ` [PATCH 43/61] perf c2c report: Setup number of header lines for hists Jiri Olsa
2016-09-19 13:09 ` [PATCH 44/61] perf c2c report: Set final resort fields Jiri Olsa
2016-09-19 13:09 ` [PATCH 45/61] perf c2c report: Add stdio output support Jiri Olsa
2016-09-19 13:09 ` [PATCH 46/61] perf c2c report: Add main browser Jiri Olsa
2016-09-19 13:09 ` [PATCH 47/61] perf c2c report: Add cacheline browser Jiri Olsa
2016-09-20 20:10 ` Kim Phillips
2016-09-21 8:21 ` Jiri Olsa
2016-09-21 12:55 ` Jiri Olsa
2016-09-21 19:35 ` Kim Phillips
2016-09-19 13:09 ` [PATCH 48/61] perf c2c report: Add global stats stdio output Jiri Olsa
2016-09-19 13:09 ` [PATCH 49/61] perf c2c report: Add shared cachelines " Jiri Olsa
2016-09-19 13:09 ` [PATCH 50/61] perf c2c report: Add c2c related " Jiri Olsa
2016-09-19 13:10 ` [PATCH 51/61] perf c2c report: Allow to report callchains Jiri Olsa
2016-09-19 13:10 ` [PATCH 52/61] perf c2c report: Limit the cachelines table entries Jiri Olsa
2016-09-19 13:10 ` [PATCH 53/61] perf c2c report: Add support to choose local HITMs Jiri Olsa
2016-09-19 13:10 ` [PATCH 54/61] perf c2c report: Allow to set cacheline sort fields Jiri Olsa
2016-09-19 13:10 ` [PATCH 55/61] perf c2c report: Recalc width of global sort entries Jiri Olsa
2016-09-19 13:10 ` [PATCH 56/61] perf c2c report: Add cacheline index entry Jiri Olsa
2016-09-19 13:10 ` [PATCH 57/61] perf c2c report: Add support to manage symbol name length Jiri Olsa
2016-09-19 13:10 ` [PATCH 58/61] perf c2c report: Iterate node display in browser Jiri Olsa
2016-09-19 13:10 ` [PATCH 59/61] perf c2c report: Add help windows Jiri Olsa
2016-09-19 13:10 ` [PATCH 60/61] perf c2c: Add man page and credits Jiri Olsa
2016-09-19 13:10 ` [PATCH 61/61] perf tools: Fix width computation for srcline sort entry Jiri Olsa
2016-09-19 14:33 ` Arnaldo Carvalho de Melo
2016-09-19 14:49 ` Jiri Olsa
2016-09-19 14:57 ` Arnaldo Carvalho de Melo
2016-09-20 21:43 ` [tip:perf/core] perf hists: " tip-bot for Jiri Olsa
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