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authorRay Kinsella <mdr@ashroe.eu>2021-01-21 18:29:42 +0000
committerDamjan Marion <dmarion@me.com>2021-04-01 12:44:56 +0000
commit0614c6240b05872565c7e5891fe8c1daea674dba (patch)
tree194023426be5c3b2d62a928dab07ddb48608698d
parent5f35a185d5afee2c364fe84f33922bac1a808113 (diff)
perfmon: % power level per node
Show % time spent per graph node in power level 0, 1 and 2. Type: improvement Signed-off-by: Ray Kinsella <mdr@ashroe.eu> Change-Id: I678ee812fa993af39568e9f9dfbf2396fc13ad42
-rw-r--r--src/plugins/perfmon/CMakeLists.txt1
-rw-r--r--src/plugins/perfmon/intel/bundle/power_license.c57
2 files changed, 58 insertions, 0 deletions
diff --git a/src/plugins/perfmon/CMakeLists.txt b/src/plugins/perfmon/CMakeLists.txt
index e0d1d30b5a3..c6113aa5097 100644
--- a/src/plugins/perfmon/CMakeLists.txt
+++ b/src/plugins/perfmon/CMakeLists.txt
@@ -29,4 +29,5 @@ add_vpp_plugin(perfmon
intel/bundle/mem_bw.c
intel/bundle/cache_hit_miss.c
intel/bundle/branch_mispred.c
+ intel/bundle/power_license.c
)
diff --git a/src/plugins/perfmon/intel/bundle/power_license.c b/src/plugins/perfmon/intel/bundle/power_license.c
new file mode 100644
index 00000000000..393064e04d7
--- /dev/null
+++ b/src/plugins/perfmon/intel/bundle/power_license.c
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2020 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <vnet/vnet.h>
+#include <perfmon/perfmon.h>
+#include <perfmon/intel/core.h>
+
+static u8 *
+format_power_licensing (u8 *s, va_list *args)
+{
+ perfmon_node_stats_t *ns = va_arg (*args, perfmon_node_stats_t *);
+ int row = va_arg (*args, int);
+
+ switch (row)
+ {
+ case 0:
+ s = format (s, "%.2f", (ns->value[1] / (f64) ns->value[0]) * 100);
+ break;
+ case 1:
+ s = format (s, "%.2f", (ns->value[2] / (f64) ns->value[0]) * 100);
+ break;
+ case 2:
+ s = format (s, "%.2f", (ns->value[3] / (f64) ns->value[0]) * 100);
+ break;
+ case 3:
+ s = format (s, "%.2f", (ns->value[4] / (f64) ns->value[0]) * 100);
+ break;
+ }
+ return s;
+}
+
+PERFMON_REGISTER_BUNDLE (power_licensing) = {
+ .name = "power-licensing",
+ .description = "Thread power licensing",
+ .source = "intel-core",
+ .type = PERFMON_BUNDLE_TYPE_NODE,
+ .events[0] = INTEL_CORE_E_CPU_CLK_UNHALTED_THREAD_P,
+ .events[1] = INTEL_CORE_E_CORE_POWER_LVL0_TURBO_LICENSE,
+ .events[2] = INTEL_CORE_E_CORE_POWER_LVL1_TURBO_LICENSE,
+ .events[3] = INTEL_CORE_E_CORE_POWER_LVL2_TURBO_LICENSE,
+ .events[4] = INTEL_CORE_E_CORE_POWER_THROTTLE,
+ .n_events = 5,
+ .format_fn = format_power_licensing,
+ .column_headers = PERFMON_STRINGS ("LVL0", "LVL1", "LVL2", "Throttle"),
+};