All of lore.kernel.org
 help / color / mirror / Atom feed
From: Leo Yan <leo.yan@linaro.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Mark Rutland <mark.rutland@arm.com>, Jiri Olsa <jolsa@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	Ian Rogers <irogers@google.com>,
	John Garry <john.garry@huawei.com>, Will Deacon <will@kernel.org>,
	James Clark <james.clark@arm.com>,
	German Gomez <german.gomez@arm.com>,
	Ali Saidi <alisaidi@amazon.com>, Joe Mario <jmario@redhat.com>,
	Adam Li <adam.li@amperecomputing.com>,
	linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Cc: Leo Yan <leo.yan@linaro.org>
Subject: [PATCH v5 07/17] perf c2c: Output statistics for peer snooping
Date: Sat,  4 Jun 2022 12:28:10 +0800	[thread overview]
Message-ID: <20220604042820.2270916-8-leo.yan@linaro.org> (raw)
In-Reply-To: <20220604042820.2270916-1-leo.yan@linaro.org>

This patch outputs statistics for peer snooping for whole trace events
and global shared cache line.

Signed-off-by: Leo Yan <leo.yan@linaro.org>
Acked-by: Ian Rogers <irogers@google.com>
Tested-by: Ali Saidi <alisaidi@amazon.com>
Reviewed-by: Ali Saidi <alisaidi@amazon.com>
---
 tools/perf/builtin-c2c.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index 4898ee57d156..37bebeb6c11b 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -2202,6 +2202,8 @@ static void print_c2c__display_stats(FILE *out)
 	fprintf(out, "  Load LLC Misses                   : %10d\n", llc_misses);
 	fprintf(out, "  Load access blocked by data       : %10d\n", stats->blk_data);
 	fprintf(out, "  Load access blocked by address    : %10d\n", stats->blk_addr);
+	fprintf(out, "  Load HIT Local Peer               : %10d\n", stats->lcl_peer);
+	fprintf(out, "  Load HIT Remote Peer              : %10d\n", stats->rmt_peer);
 	fprintf(out, "  LLC Misses to Local DRAM          : %10.1f%%\n", ((double)stats->lcl_dram/(double)llc_misses) * 100.);
 	fprintf(out, "  LLC Misses to Remote DRAM         : %10.1f%%\n", ((double)stats->rmt_dram/(double)llc_misses) * 100.);
 	fprintf(out, "  LLC Misses to Remote cache (HIT)  : %10.1f%%\n", ((double)stats->rmt_hit /(double)llc_misses) * 100.);
@@ -2230,6 +2232,7 @@ static void print_shared_cacheline_info(FILE *out)
 	fprintf(out, "  L1D hits on shared lines          : %10d\n", stats->ld_l1hit);
 	fprintf(out, "  L2D hits on shared lines          : %10d\n", stats->ld_l2hit);
 	fprintf(out, "  LLC hits on shared lines          : %10d\n", stats->ld_llchit + stats->lcl_hitm);
+	fprintf(out, "  Load hits on peer cache or nodes  : %10d\n", stats->lcl_peer + stats->rmt_peer);
 	fprintf(out, "  Locked Access on shared lines     : %10d\n", stats->locks);
 	fprintf(out, "  Blocked Access on shared lines    : %10d\n", stats->blk_data + stats->blk_addr);
 	fprintf(out, "  Store HITs on shared lines        : %10d\n", stats->store);
-- 
2.25.1


WARNING: multiple messages have this Message-ID (diff)
From: Leo Yan <leo.yan@linaro.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Mark Rutland <mark.rutland@arm.com>, Jiri Olsa <jolsa@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	Ian Rogers <irogers@google.com>,
	John Garry <john.garry@huawei.com>, Will Deacon <will@kernel.org>,
	James Clark <james.clark@arm.com>,
	German Gomez <german.gomez@arm.com>,
	Ali Saidi <alisaidi@amazon.com>, Joe Mario <jmario@redhat.com>,
	Adam Li <adam.li@amperecomputing.com>,
	linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Cc: Leo Yan <leo.yan@linaro.org>
Subject: [PATCH v5 07/17] perf c2c: Output statistics for peer snooping
Date: Sat,  4 Jun 2022 12:28:10 +0800	[thread overview]
Message-ID: <20220604042820.2270916-8-leo.yan@linaro.org> (raw)
In-Reply-To: <20220604042820.2270916-1-leo.yan@linaro.org>

This patch outputs statistics for peer snooping for whole trace events
and global shared cache line.

Signed-off-by: Leo Yan <leo.yan@linaro.org>
Acked-by: Ian Rogers <irogers@google.com>
Tested-by: Ali Saidi <alisaidi@amazon.com>
Reviewed-by: Ali Saidi <alisaidi@amazon.com>
---
 tools/perf/builtin-c2c.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index 4898ee57d156..37bebeb6c11b 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -2202,6 +2202,8 @@ static void print_c2c__display_stats(FILE *out)
 	fprintf(out, "  Load LLC Misses                   : %10d\n", llc_misses);
 	fprintf(out, "  Load access blocked by data       : %10d\n", stats->blk_data);
 	fprintf(out, "  Load access blocked by address    : %10d\n", stats->blk_addr);
+	fprintf(out, "  Load HIT Local Peer               : %10d\n", stats->lcl_peer);
+	fprintf(out, "  Load HIT Remote Peer              : %10d\n", stats->rmt_peer);
 	fprintf(out, "  LLC Misses to Local DRAM          : %10.1f%%\n", ((double)stats->lcl_dram/(double)llc_misses) * 100.);
 	fprintf(out, "  LLC Misses to Remote DRAM         : %10.1f%%\n", ((double)stats->rmt_dram/(double)llc_misses) * 100.);
 	fprintf(out, "  LLC Misses to Remote cache (HIT)  : %10.1f%%\n", ((double)stats->rmt_hit /(double)llc_misses) * 100.);
@@ -2230,6 +2232,7 @@ static void print_shared_cacheline_info(FILE *out)
 	fprintf(out, "  L1D hits on shared lines          : %10d\n", stats->ld_l1hit);
 	fprintf(out, "  L2D hits on shared lines          : %10d\n", stats->ld_l2hit);
 	fprintf(out, "  LLC hits on shared lines          : %10d\n", stats->ld_llchit + stats->lcl_hitm);
+	fprintf(out, "  Load hits on peer cache or nodes  : %10d\n", stats->lcl_peer + stats->rmt_peer);
 	fprintf(out, "  Locked Access on shared lines     : %10d\n", stats->locks);
 	fprintf(out, "  Blocked Access on shared lines    : %10d\n", stats->blk_data + stats->blk_addr);
 	fprintf(out, "  Store HITs on shared lines        : %10d\n", stats->store);
-- 
2.25.1


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2022-06-04  4:29 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-04  4:28 [PATCH v5 00/17] perf c2c: Support data source and display for Arm64 Leo Yan
2022-06-04  4:28 ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 01/17] perf: Add SNOOP_PEER flag to perf mem data struct Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-07-20 18:45   ` Arnaldo Carvalho de Melo
2022-07-20 18:45     ` Arnaldo Carvalho de Melo
2022-07-20 18:46     ` Arnaldo Carvalho de Melo
2022-07-20 18:46       ` Arnaldo Carvalho de Melo
2022-07-21  0:27       ` Leo Yan
2022-07-21  0:27         ` Leo Yan
2022-08-08 16:40         ` ping " Arnaldo Carvalho de Melo
2022-06-04  4:28 ` [PATCH v5 02/17] perf tools: sync addition of PERF_MEM_SNOOPX_PEER Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 03/17] perf mem: Print snoop peer flag Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 04/17] perf arm-spe: Don't set data source if it's not a memory operation Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 05/17] perf arm-spe: Use SPE data source for neoverse cores Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 06/17] perf mem: Add statistics for peer snooping Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` Leo Yan [this message]
2022-06-04  4:28   ` [PATCH v5 07/17] perf c2c: Output " Leo Yan
2022-06-04  4:28 ` [PATCH v5 08/17] perf c2c: Add dimensions for peer load operations Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 09/17] perf c2c: Add dimensions of peer metrics for cache line view Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 10/17] perf c2c: Add mean dimensions for peer operations Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 11/17] perf c2c: Use explicit names for display macros Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 12/17] perf c2c: Rename dimension from 'percent_hitm' to 'percent_costly_snoop' Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 13/17] perf c2c: Refactor node header Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 14/17] perf c2c: Refactor display string Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 15/17] perf c2c: Sort on peer snooping for load operations Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 16/17] perf c2c: Use 'peer' as default display for Arm64 Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-06-04  4:28 ` [PATCH v5 17/17] perf c2c: Update documentation for new display option 'peer' Leo Yan
2022-06-04  4:28   ` Leo Yan
2022-08-10 13:37 ` [PATCH v5 00/17] perf c2c: Support data source and display for Arm64 Arnaldo Carvalho de Melo
2022-08-10 13:37   ` Arnaldo Carvalho de Melo
2022-08-11  6:41   ` Leo Yan
2022-08-11  6:41     ` Leo Yan
2022-08-12 12:43     ` Arnaldo Carvalho de Melo
2022-08-12 12:43       ` Arnaldo Carvalho de Melo
2022-08-12 15:20       ` Leo Yan
2022-08-12 15:20         ` Leo Yan

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20220604042820.2270916-8-leo.yan@linaro.org \
    --to=leo.yan@linaro.org \
    --cc=acme@kernel.org \
    --cc=adam.li@amperecomputing.com \
    --cc=alisaidi@amazon.com \
    --cc=german.gomez@arm.com \
    --cc=irogers@google.com \
    --cc=james.clark@arm.com \
    --cc=jmario@redhat.com \
    --cc=john.garry@huawei.com \
    --cc=jolsa@kernel.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-perf-users@vger.kernel.org \
    --cc=mark.rutland@arm.com \
    --cc=mingo@redhat.com \
    --cc=namhyung@kernel.org \
    --cc=peterz@infradead.org \
    --cc=will@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.