1 /*
2 * Copyright (c) Huawei Technologies Co., Ltd. 2023. All rights reserved.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "cpu_usage_info_table.h"
17
18 namespace SysTuning {
19 namespace TraceStreamer {
20 enum class Index : int32_t { TS = 0, DUR, TOTAL_LOAD, USER_LOAD, SYSTEM_LOAD, THREADS };
CpuUsageInfoTable(const TraceDataCache * dataCache)21 CpuUsageInfoTable::CpuUsageInfoTable(const TraceDataCache *dataCache) : TableBase(dataCache)
22 {
23 tableColumn_.push_back(TableBase::ColumnInfo("ts", "INTEGER"));
24 tableColumn_.push_back(TableBase::ColumnInfo("dur", "INTEGER"));
25 tableColumn_.push_back(TableBase::ColumnInfo("total_load", "REAL"));
26 tableColumn_.push_back(TableBase::ColumnInfo("user_load", "REAL"));
27 tableColumn_.push_back(TableBase::ColumnInfo("system_load", "REAL"));
28 tableColumn_.push_back(TableBase::ColumnInfo("process_num", "INTEGER"));
29 tablePriKey_.push_back("ts");
30 }
31
~CpuUsageInfoTable()32 CpuUsageInfoTable::~CpuUsageInfoTable() {}
33
CreateCursor()34 std::unique_ptr<TableBase::Cursor> CpuUsageInfoTable::CreateCursor()
35 {
36 return std::make_unique<Cursor>(dataCache_, this);
37 }
38
Cursor(const TraceDataCache * dataCache,TableBase * table)39 CpuUsageInfoTable::Cursor::Cursor(const TraceDataCache *dataCache, TableBase *table)
40 : TableBase::Cursor(dataCache, table, static_cast<uint32_t>(dataCache->GetConstCpuUsageInfoData().Size())),
41 cpuUsageInfoObj_(dataCache->GetConstCpuUsageInfoData())
42 {
43 }
44
~Cursor()45 CpuUsageInfoTable::Cursor::~Cursor() {}
46
Column(int32_t cpuUsageInfoColumn) const47 int32_t CpuUsageInfoTable::Cursor::Column(int32_t cpuUsageInfoColumn) const
48 {
49 switch (static_cast<Index>(cpuUsageInfoColumn)) {
50 case Index::TS: {
51 sqlite3_result_int64(context_, static_cast<int64_t>(cpuUsageInfoObj_.TimeStampData()[CurrentRow()]));
52 break;
53 }
54 case Index::DUR: {
55 sqlite3_result_int64(context_, static_cast<int64_t>(cpuUsageInfoObj_.Durs()[CurrentRow()]));
56 break;
57 }
58 case Index::TOTAL_LOAD: {
59 sqlite3_result_int64(context_, static_cast<int64_t>(cpuUsageInfoObj_.TotalLoad()[CurrentRow()]));
60 break;
61 }
62 case Index::USER_LOAD: {
63 sqlite3_result_double(context_, cpuUsageInfoObj_.UserLoad()[CurrentRow()]);
64 break;
65 }
66 case Index::SYSTEM_LOAD: {
67 sqlite3_result_double(context_, cpuUsageInfoObj_.SystemLoad()[CurrentRow()]);
68 break;
69 }
70 case Index::THREADS: {
71 sqlite3_result_int(context_, static_cast<int32_t>(cpuUsageInfoObj_.Threads()[CurrentRow()]));
72 break;
73 }
74 default:
75 TS_LOGF("Unregistered cpuUsageInfoColumn : %d", cpuUsageInfoColumn);
76 break;
77 }
78 return SQLITE_OK;
79 }
80 } // namespace TraceStreamer
81 } // namespace SysTuning
82