From: Jiri Olsa <jolsa@kernel.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Ian Rogers <irogers@google.com>,
lkml <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Michael Petlan <mpetlan@redhat.com>,
Stephane Eranian <eranian@google.com>,
Andi Kleen <ak@linux.intel.com>
Subject: [PATCH 13/13] perf tests: Add parse metric test for frontend metric
Date: Tue, 2 Jun 2020 23:47:41 +0200 [thread overview]
Message-ID: <20200602214741.1218986-14-jolsa@kernel.org> (raw)
In-Reply-To: <20200602214741.1218986-1-jolsa@kernel.org>
Adding new metric test for frontend metric. It's stolen
from x86 pmu events.
Acked-by: Ian Rogers <irogers@google.com>
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
tools/perf/tests/parse-metric.c | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/tools/perf/tests/parse-metric.c b/tools/perf/tests/parse-metric.c
index 717a73fa7446..1939e567a8b3 100644
--- a/tools/perf/tests/parse-metric.c
+++ b/tools/perf/tests/parse-metric.c
@@ -17,6 +17,11 @@ static struct pmu_event pme_test[] = {
.metric_expr = "inst_retired.any / cpu_clk_unhalted.thread",
.metric_name = "IPC",
},
+{
+ .metric_expr = "idq_uops_not_delivered.core / (4 * (( ( cpu_clk_unhalted.thread / 2 ) * "
+ "( 1 + cpu_clk_unhalted.one_thread_active / cpu_clk_unhalted.ref_xclk ) )))",
+ .metric_name = "Frontend_Bound_SMT",
+},
};
static struct pmu_events_map map = {
@@ -138,8 +143,28 @@ static int test_ipc(void)
return 0;
}
+static int test_frontend(void)
+{
+ double ratio;
+ struct value vals[] = {
+ { .event = "idq_uops_not_delivered.core", .val = 300 },
+ { .event = "cpu_clk_unhalted.thread", .val = 200 },
+ { .event = "cpu_clk_unhalted.one_thread_active", .val = 400 },
+ { .event = "cpu_clk_unhalted.ref_xclk", .val = 600 },
+ { 0 },
+ };
+
+ TEST_ASSERT_VAL("failed to compute metric",
+ compute_metric("Frontend_Bound_SMT", vals, &ratio) == 0);
+
+ TEST_ASSERT_VAL("Frontend_Bound_SMT failed, wrong ratio",
+ ratio == 0.45);
+ return 0;
+}
+
int test__parse_metric(struct test *test __maybe_unused, int subtest __maybe_unused)
{
TEST_ASSERT_VAL("IPC failed", test_ipc() == 0);
+ TEST_ASSERT_VAL("frontend failed", test_frontend() == 0);
return 0;
}
--
2.25.4
next prev parent reply other threads:[~2020-06-02 21:48 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-02 21:47 [PATCHv3 00/13] perf tests: Add metrics tests Jiri Olsa
2020-06-02 21:47 ` [PATCH 01/13] perf tools: Add fake pmu support Jiri Olsa
2020-06-02 21:47 ` [PATCH 02/13] perf tools: Add fake_pmu bool to parse_events interface Jiri Olsa
2020-06-02 21:47 ` [PATCH 03/13] perf tests: Factor check_parse_id function Jiri Olsa
2020-06-02 21:47 ` [PATCH 04/13] perf tests: Add another metric parsing test Jiri Olsa
2020-06-02 21:47 ` [PATCH 05/13] perf tools: Factor out parse_groups function Jiri Olsa
2020-06-02 21:47 ` [PATCH 06/13] perf tools: Add fake_pmu to parse_events function Jiri Olsa
2020-06-02 21:47 ` [PATCH 07/13] perf tools: Add map " Jiri Olsa
2020-06-02 21:47 ` [PATCH 08/13] perf tools: Add metricgroup__parse_groups_test function Jiri Olsa
2020-06-02 21:47 ` [PATCH 09/13] perf tools: Factor out prepare_metric function Jiri Olsa
2020-06-02 21:47 ` [PATCH 10/13] perf tools: Release metric_events rblist Jiri Olsa
2020-06-02 21:47 ` [PATCH 11/13] perf tools: Add test_generic_metric function Jiri Olsa
2020-06-02 21:47 ` [PATCH 12/13] perf tests: Add parse metric test for ipc metric Jiri Olsa
2020-06-02 21:47 ` Jiri Olsa [this message]
-- strict thread matches above, loose matches on Subject: below --
2020-06-02 11:50 [PATCHv2 00/13] perf tests: Add metrics tests Jiri Olsa
2020-06-02 11:50 ` [PATCH 13/13] perf tests: Add parse metric test for frontend metric Jiri Olsa
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