From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965561AbcIVPmm (ORCPT ); Thu, 22 Sep 2016 11:42:42 -0400 Received: from mx1.redhat.com ([209.132.183.28]:43362 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935018AbcIVPjJ (ORCPT ); Thu, 22 Sep 2016 11:39:09 -0400 From: Jiri Olsa To: Arnaldo Carvalho de Melo Cc: lkml , Don Zickus , Joe Mario , Ingo Molnar , Peter Zijlstra , Namhyung Kim , David Ahern , Andi Kleen Subject: [PATCH 45/57] perf c2c report: Add global stats stdio output Date: Thu, 22 Sep 2016 17:37:13 +0200 Message-Id: <1474558645-19956-46-git-send-email-jolsa@kernel.org> In-Reply-To: <1474558645-19956-1-git-send-email-jolsa@kernel.org> References: <1474558645-19956-1-git-send-email-jolsa@kernel.org> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Thu, 22 Sep 2016 15:39:09 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Display global stats table as part of the stdio output or when --stats option is speicified: $ perf c2c report --stats ================================================= Trace Event Information ================================================= Total records : 41237 Locked Load/Store Operations : 4075 Load Operations : 20526 Loads - uncacheable : 0 Loads - IO : 0 Loads - Miss : 552 Loads - no mapping : 31 Load Fill Buffer Hit : 7333 Load L1D hit : 6398 Load L2D hit : 144 Load LLC hit : 4889 Load Local HITM : 1185 Load Remote HITM : 838 Load Remote HIT : 52 Load Local DRAM : 183 Load Remote DRAM : 106 Load MESI State Exclusive : 289 Load MESI State Shared : 0 Load LLC Misses : 1179 LLC Misses to Local DRAM : 15.5% LLC Misses to Remote DRAM : 9.0% LLC Misses to Remote cache (HIT) : 4.4% LLC Misses to Remote cache (HITM) : 71.1% Store Operations : 20711 Store - uncacheable : 0 Store - no mapping : 1 Store L1D Hit : 20158 Store L1D Miss : 552 No Page Map Rejects : 7 Unable to parse data source : 0 Original-patch-by: Dick Fowles Original-patch-by: Don Zickus Link: http://lkml.kernel.org/n/tip-qkyvao3qsrnwazf0w1jvsh7z@git.kernel.org Signed-off-by: Jiri Olsa --- tools/perf/builtin-c2c.c | 56 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c index a89aa8408c45..49a3af556fa4 100644 --- a/tools/perf/builtin-c2c.c +++ b/tools/perf/builtin-c2c.c @@ -55,6 +55,7 @@ struct perf_c2c { bool show_src; bool use_stdio; + bool stats_only; }; static struct perf_c2c c2c; @@ -1728,6 +1729,51 @@ static int setup_nodes(struct perf_session *session) return 0; } +static void print_c2c__display_stats(FILE *out) +{ + int llc_misses; + struct c2c_stats *stats = &c2c.hists.stats; + + llc_misses = stats->lcl_dram + + stats->rmt_dram + + stats->rmt_hit + + stats->rmt_hitm; + + fprintf(out, "=================================================\n"); + fprintf(out, " Trace Event Information \n"); + fprintf(out, "=================================================\n"); + fprintf(out, " Total records : %10d\n", stats->nr_entries); + fprintf(out, " Locked Load/Store Operations : %10d\n", stats->locks); + fprintf(out, " Load Operations : %10d\n", stats->load); + fprintf(out, " Loads - uncacheable : %10d\n", stats->ld_uncache); + fprintf(out, " Loads - IO : %10d\n", stats->ld_io); + fprintf(out, " Loads - Miss : %10d\n", stats->ld_miss); + fprintf(out, " Loads - no mapping : %10d\n", stats->ld_noadrs); + fprintf(out, " Load Fill Buffer Hit : %10d\n", stats->ld_fbhit); + fprintf(out, " Load L1D hit : %10d\n", stats->ld_l1hit); + fprintf(out, " Load L2D hit : %10d\n", stats->ld_l2hit); + fprintf(out, " Load LLC hit : %10d\n", stats->ld_llchit + stats->lcl_hitm); + fprintf(out, " Load Local HITM : %10d\n", stats->lcl_hitm); + fprintf(out, " Load Remote HITM : %10d\n", stats->rmt_hitm); + fprintf(out, " Load Remote HIT : %10d\n", stats->rmt_hit); + fprintf(out, " Load Local DRAM : %10d\n", stats->lcl_dram); + fprintf(out, " Load Remote DRAM : %10d\n", stats->rmt_dram); + fprintf(out, " Load MESI State Exclusive : %10d\n", stats->ld_excl); + fprintf(out, " Load MESI State Shared : %10d\n", stats->ld_shared); + fprintf(out, " Load LLC Misses : %10d\n", llc_misses); + 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.); + fprintf(out, " LLC Misses to Remote cache (HITM) : %10.1f%%\n", ((double)stats->rmt_hitm/(double)llc_misses) * 100.); + fprintf(out, " Store Operations : %10d\n", stats->store); + fprintf(out, " Store - uncacheable : %10d\n", stats->st_uncache); + fprintf(out, " Store - no mapping : %10d\n", stats->st_noadrs); + fprintf(out, " Store L1D Hit : %10d\n", stats->st_l1hit); + fprintf(out, " Store L1D Miss : %10d\n", stats->st_l1miss); + fprintf(out, " No Page Map Rejects : %10d\n", stats->nomap); + fprintf(out, " Unable to parse data source : %10d\n", stats->noparse); +} + static void print_cacheline(struct c2c_hists *c2c_hists, struct hist_entry *he_cl, struct perf_hpp_list *hpp_list, @@ -1791,6 +1837,11 @@ static void perf_c2c__hists_fprintf(FILE *out) { setup_pager(); + print_c2c__display_stats(out); + + if (c2c.stats_only) + return; + fprintf(out, "\n"); fprintf(out, "=================================================\n"); fprintf(out, " Shared Data Cache Line Table \n"); @@ -2002,6 +2053,8 @@ static int perf_c2c__report(int argc, const char **argv) #ifdef HAVE_SLANG_SUPPORT OPT_BOOLEAN(0, "stdio", &c2c.use_stdio, "Use the stdio interface"), #endif + OPT_BOOLEAN(0, "stats", &c2c.stats_only, + "Use the stdio interface"), OPT_END() }; int err = 0; @@ -2011,6 +2064,9 @@ static int perf_c2c__report(int argc, const char **argv) if (argc) usage_with_options(report_c2c_usage, c2c_options); + if (c2c.stats_only) + c2c.use_stdio = true; + if (c2c.use_stdio) use_browser = 0; else -- 2.7.4