oeAware-manager/0003-add-pmu-check.patch
fly_1997 913a32b5fa fix smc type error, fix cpu burst unsubscribe problem, add pmu check
(cherry picked from commit 6e38cf4e4de2f304cab2bec313566485877ebb87)
2024-12-18 22:27:56 +08:00

193 lines
7.5 KiB
Diff

From 8fcb0cd364de2d4957e36d4206058bff7d723f1b Mon Sep 17 00:00:00 2001
From: fly_1997 <flylove7@outlook.com>
Date: Mon, 16 Dec 2024 23:34:32 +0800
Subject: [PATCH 3/3] add pmu check
---
src/plugin/collect/pmu/CMakeLists.txt | 1 +
src/plugin/collect/pmu/pmu_common.cpp | 33 +++++++++++++++++++
src/plugin/collect/pmu/pmu_common.h | 17 ++++++++++
.../collect/pmu/pmu_counting_collector.cpp | 4 +++
.../collect/pmu/pmu_sampling_collector.cpp | 4 +++
src/plugin/collect/pmu/pmu_spe_collector.cpp | 3 ++
src/plugin/collect/pmu/pmu_spe_collector.h | 1 +
.../collect/pmu/pmu_uncore_collector.cpp | 3 ++
src/plugin/collect/pmu/pmu_uncore_collector.h | 1 +
9 files changed, 67 insertions(+)
create mode 100644 src/plugin/collect/pmu/pmu_common.cpp
create mode 100644 src/plugin/collect/pmu/pmu_common.h
diff --git a/src/plugin/collect/pmu/CMakeLists.txt b/src/plugin/collect/pmu/CMakeLists.txt
index ba3cb6a..000e26e 100644
--- a/src/plugin/collect/pmu/CMakeLists.txt
+++ b/src/plugin/collect/pmu/CMakeLists.txt
@@ -22,6 +22,7 @@ set(pmu_src
pmu_uncore_collector.cpp
pmu_uncore.cpp
pmu_collector.cpp
+ pmu_common.cpp
)
add_library(pmu SHARED ${pmu_src})
diff --git a/src/plugin/collect/pmu/pmu_common.cpp b/src/plugin/collect/pmu/pmu_common.cpp
new file mode 100644
index 0000000..caf453a
--- /dev/null
+++ b/src/plugin/collect/pmu/pmu_common.cpp
@@ -0,0 +1,33 @@
+/******************************************************************************
+ * Copyright (c) Huawei Technologies Co., Ltd. 2024-2024. All rights reserved.
+ * oeAware is licensed under Mulan PSL v2.
+ * You can use this software according to the terms and conditions of the Mulan PSL v2.
+ * You may obtain a copy of Mulan PSL v2 at:
+ * http://license.coscl.org.cn/MulanPSL2
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PSL v2 for more details.
+ ******************************************************************************/
+#include "pmu_common.h"
+#include <string>
+#include <dirent.h>
+#include "oeaware/utils.h"
+
+static const std::string DEVICES_PATH = "/sys/bus/event_source/devices/";
+
+bool IsSupportPmu()
+{
+ DIR *dir = opendir(DEVICES_PATH.data());
+ if (dir == nullptr) {
+ return false;
+ }
+ struct dirent *dent = nullptr;
+ while (dent = readdir(dir)) {
+ std::string armPmuPath = DEVICES_PATH + dent->d_name + "/cpus";
+ if (oeaware::FileExist(armPmuPath)) {
+ return true;
+ }
+ }
+ return false;
+}
diff --git a/src/plugin/collect/pmu/pmu_common.h b/src/plugin/collect/pmu/pmu_common.h
new file mode 100644
index 0000000..3ba5a2d
--- /dev/null
+++ b/src/plugin/collect/pmu/pmu_common.h
@@ -0,0 +1,17 @@
+/******************************************************************************
+ * Copyright (c) Huawei Technologies Co., Ltd. 2024-2024. All rights reserved.
+ * oeAware is licensed under Mulan PSL v2.
+ * You can use this software according to the terms and conditions of the Mulan PSL v2.
+ * You may obtain a copy of Mulan PSL v2 at:
+ * http://license.coscl.org.cn/MulanPSL2
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PSL v2 for more details.
+ ******************************************************************************/
+#ifndef PMU_COMMON_H
+#define PMU_COMMON_H
+
+bool IsSupportPmu();
+
+#endif
diff --git a/src/plugin/collect/pmu/pmu_counting_collector.cpp b/src/plugin/collect/pmu/pmu_counting_collector.cpp
index 9227d67..281c61d 100644
--- a/src/plugin/collect/pmu/pmu_counting_collector.cpp
+++ b/src/plugin/collect/pmu/pmu_counting_collector.cpp
@@ -14,6 +14,7 @@
#include <iostream>
#include <securec.h>
#include "oeaware/data/pmu_counting_data.h"
+#include "pmu_common.h"
PmuCountingCollector::PmuCountingCollector(): oeaware::Interface()
{
@@ -119,6 +120,9 @@ void PmuCountingCollector::CloseTopic(const oeaware::Topic &topic)
oeaware::Result PmuCountingCollector::Enable(const std::string &param)
{
(void)param;
+ if (!IsSupportPmu()) {
+ return oeaware::Result(FAILED, "the system does not support PMU.");
+ }
return oeaware::Result(OK);
}
diff --git a/src/plugin/collect/pmu/pmu_sampling_collector.cpp b/src/plugin/collect/pmu/pmu_sampling_collector.cpp
index f1f99eb..b4cf037 100644
--- a/src/plugin/collect/pmu/pmu_sampling_collector.cpp
+++ b/src/plugin/collect/pmu/pmu_sampling_collector.cpp
@@ -14,6 +14,7 @@
#include <iostream>
#include <securec.h>
#include "oeaware/data/pmu_sampling_data.h"
+#include "pmu_common.h"
PmuSamplingCollector::PmuSamplingCollector(): oeaware::Interface()
{
@@ -123,6 +124,9 @@ void PmuSamplingCollector::CloseTopic(const oeaware::Topic &topic)
oeaware::Result PmuSamplingCollector::Enable(const std::string &param)
{
(void)param;
+ if (!IsSupportPmu()) {
+ return oeaware::Result(FAILED, "the system does not support PMU.");
+ }
return oeaware::Result(OK);
}
diff --git a/src/plugin/collect/pmu/pmu_spe_collector.cpp b/src/plugin/collect/pmu/pmu_spe_collector.cpp
index 19ad8de..dc7e0fb 100644
--- a/src/plugin/collect/pmu/pmu_spe_collector.cpp
+++ b/src/plugin/collect/pmu/pmu_spe_collector.cpp
@@ -133,6 +133,9 @@ void PmuSpeCollector::CloseTopic(const oeaware::Topic &topic)
oeaware::Result PmuSpeCollector::Enable(const std::string &param)
{
(void)param;
+ if (!oeaware::FileExist(spePath)) {
+ return oeaware::Result(FAILED, "the system does not support SPE.");
+ }
return oeaware::Result(OK);
}
diff --git a/src/plugin/collect/pmu/pmu_spe_collector.h b/src/plugin/collect/pmu/pmu_spe_collector.h
index c913e43..d54a204 100644
--- a/src/plugin/collect/pmu/pmu_spe_collector.h
+++ b/src/plugin/collect/pmu/pmu_spe_collector.h
@@ -35,6 +35,7 @@ private:
int attrPeriod = 2048;
std::string topicStr = "spe";
std::chrono::time_point<std::chrono::high_resolution_clock> timestamp;
+ const std::string spePath = "/sys/bus/event_source/devices/arm_spe_0";
const int timeoutMs = 50;
const int notTimeoutMs = 10;
const int periodThreshold = 2;
diff --git a/src/plugin/collect/pmu/pmu_uncore_collector.cpp b/src/plugin/collect/pmu/pmu_uncore_collector.cpp
index ba00ebc..74c2901 100644
--- a/src/plugin/collect/pmu/pmu_uncore_collector.cpp
+++ b/src/plugin/collect/pmu/pmu_uncore_collector.cpp
@@ -151,6 +151,9 @@ void PmuUncoreCollector::CloseTopic(const oeaware::Topic &topic)
oeaware::Result PmuUncoreCollector::Enable(const std::string &param)
{
(void)param;
+ if (!oeaware::FileExist(uncorePath)) {
+ return oeaware::Result(FAILED, "the system does not support uncore events.");
+ }
return oeaware::Result(OK);
}
diff --git a/src/plugin/collect/pmu/pmu_uncore_collector.h b/src/plugin/collect/pmu/pmu_uncore_collector.h
index 175026f..a01d138 100644
--- a/src/plugin/collect/pmu/pmu_uncore_collector.h
+++ b/src/plugin/collect/pmu/pmu_uncore_collector.h
@@ -32,6 +32,7 @@ private:
std::vector<std::string> eventStr;
std::vector<std::string> hhaDir;
std::chrono::time_point<std::chrono::high_resolution_clock> timestamp;
+ const std::string uncorePath = "/sys/bus/event_source/devices/hisi_sccl1_hha2";
void InitUncoreAttr(struct PmuAttr &attr);
int OpenUncore();
};
--
2.33.0