From ad35c9e27050dfe9ecfd5b315d0dc017440d80d4 Mon Sep 17 00:00:00 2001
From: Huang Wei <huangwei@apache.org>
Date: Tue, 14 Nov 2023 17:18:19 +0800
Subject: [PATCH] fix

---
 docs/zh/maintain/monitoring.md                  |  2 +-
 .../deployment_metric_collector.h               | 10 ++++++----
 .../deployment_metric_collector_test.cc         | 17 +++++++++--------
 3 files changed, 16 insertions(+), 13 deletions(-)

diff --git a/docs/zh/maintain/monitoring.md b/docs/zh/maintain/monitoring.md
index 5ae98d22c8b..e51f0a3b8bc 100644
--- a/docs/zh/maintain/monitoring.md
+++ b/docs/zh/maintain/monitoring.md
@@ -212,7 +212,7 @@ OpenMLDB 的相关组件（即 nameserver, tablet, etc）, 本身作为 BRPC ser
 
    - BRPC server 进程相关信息
    - 对应 BRPC server 定义的 RPC method 相关指标，例如该 RPC 的请求 `count`, `error_count`, `qps` 和 `response_time`
-   - Deployment 相关指标，分deployment统计，但只统计该tablet上的deployment请求。它们将通过Prometheus relabel和Grafana聚合，形成最终的的集群级别Deployment指标。
+   - Deployment 相关指标，分deployment统计，但只统计该tablet上的deployment请求。它们将通过Grafana聚合，形成最终的的集群级别Deployment指标。
 
    通过
 
diff --git a/src/statistics/query_response_time/deployment_metric_collector.h b/src/statistics/query_response_time/deployment_metric_collector.h
index da93045ba08..9296b5a5fde 100644
--- a/src/statistics/query_response_time/deployment_metric_collector.h
+++ b/src/statistics/query_response_time/deployment_metric_collector.h
@@ -13,9 +13,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-#ifndef SRC_STATISTICS_DEPLOYMENT_METRIC_COLLECTOR_H_
-#define SRC_STATISTICS_DEPLOYMENT_METRIC_COLLECTOR_H_
+#ifndef SRC_STATISTICS_QUERY_RESPONSE_TIME_DEPLOYMENT_METRIC_COLLECTOR_H_
+#define SRC_STATISTICS_QUERY_RESPONSE_TIME_DEPLOYMENT_METRIC_COLLECTOR_H_
 
+#include <list>
+#include <memory>
 #include <sstream>
 #include <string>
 
@@ -31,7 +33,7 @@ namespace openmldb::statistics {
 class DeploymentMetricCollector {
  public:
     typedef typename bvar::MultiDimension<bvar::LatencyRecorder> MDRecorder;
-    DeploymentMetricCollector(const std::string& prefix) : prefix_(prefix), md_recorder_(make_shared(prefix)) {
+    explicit DeploymentMetricCollector(const std::string& prefix) : prefix_(prefix), md_recorder_(make_shared(prefix)) {
         // already expose_as when MultiDimension ctor
     }
     // collector is not copyable
@@ -76,4 +78,4 @@ class DeploymentMetricCollector {
     mutable absl::Mutex mutex_;  // protects collectors_
 };
 }  // namespace openmldb::statistics
-#endif  // SRC_STATISTICS_DEPLOYMENT_METRIC_COLLECTOR_H_
+#endif  // SRC_STATISTICS_QUERY_RESPONSE_TIME_DEPLOYMENT_METRIC_COLLECTOR_H_
diff --git a/src/statistics/query_response_time/deployment_metric_collector_test.cc b/src/statistics/query_response_time/deployment_metric_collector_test.cc
index 6ca18839a69..06ae0e0ddd4 100644
--- a/src/statistics/query_response_time/deployment_metric_collector_test.cc
+++ b/src/statistics/query_response_time/deployment_metric_collector_test.cc
@@ -16,10 +16,11 @@
 
 #include "statistics/query_response_time/deployment_metric_collector.h"
 
+#include <fstream>
+#include <iostream>
 #include <numeric>
 #include <string>
 #include <thread>
-#include <vector>
 
 #include "absl/random/random.h"
 #include "absl/strings/str_cat.h"
@@ -29,9 +30,6 @@
 #include "glog/logging.h"
 #include "gtest/gtest.h"
 
-#include <fstream>
-#include <iostream>
-
 namespace bvar {
 DECLARE_int32(bvar_dump_interval);
 }
@@ -45,7 +43,10 @@ class CollectorTest : public ::testing::Test {
     ~CollectorTest() override = default;
 };
 
-using namespace std;
+using std::ifstream;
+using std::string;
+using std::ios_base;
+
 void mem_usage() {
     double vm_usage = 0.0;
     double resident_set = 0.0;
@@ -55,13 +56,13 @@ void mem_usage() {
     string tpgid, flags, minflt, cminflt, majflt, cmajflt;
     string utime, stime, cutime, cstime, priority, nice;
     string O, itrealvalue, starttime;
-    unsigned long vsize;
-    long rss;
+    uint64_t vsize;
+    int64_t rss;
     stat_stream >> pid >> comm >> state >> ppid >> pgrp >> session >> tty_nr >> tpgid >> flags >> minflt >> cminflt >>
         majflt >> cmajflt >> utime >> stime >> cutime >> cstime >> priority >> nice >> O >> itrealvalue >> starttime >>
         vsize >> rss;  // don't care about the rest
     stat_stream.close();
-    long page_size_kb = sysconf(_SC_PAGE_SIZE) / 1024;  // for x86-64 is configured to use 2MB pages
+    int64_t page_size_kb = sysconf(_SC_PAGE_SIZE) / 1024;  // for x86-64 is configured to use 2MB pages
     vm_usage = vsize / 1024.0;
     resident_set = rss * page_size_kb;
     LOG(INFO) << "VM: " << vm_usage << "KB; RSS: " << resident_set << "KB";