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/*
* Copyright (C) 2018 The Android Open Source Project
*
* 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 "src/trace_processor/sched_slice_table.h"
#include "src/trace_processor/args_tracker.h"
#include "src/trace_processor/event_tracker.h"
#include "src/trace_processor/importers/ftrace/sched_event_tracker.h"
#include "src/trace_processor/process_tracker.h"
#include "src/trace_processor/sqlite/scoped_db.h"
#include "src/trace_processor/trace_processor_context.h"
#include "test/gtest_and_gmock.h"
namespace perfetto {
namespace trace_processor {
namespace {
using ::testing::ElementsAre;
using ::testing::IsEmpty;
using Column = SchedSliceTable::Column;
class SchedSliceTableTest : public ::testing::Test {
public:
SchedSliceTableTest() {
sqlite3* db = nullptr;
PERFETTO_CHECK(sqlite3_initialize() == SQLITE_OK);
PERFETTO_CHECK(sqlite3_open(":memory:", &db) == SQLITE_OK);
db_.reset(db);
context_.storage.reset(new TraceStorage());
context_.global_args_tracker.reset(new GlobalArgsTracker(&context_));
context_.args_tracker.reset(new ArgsTracker(&context_));
context_.process_tracker.reset(new ProcessTracker(&context_));
context_.event_tracker.reset(new EventTracker(&context_));
sched_tracker_ = SchedEventTracker::GetOrCreate(&context_);
SchedSliceTable::RegisterTable(db_.get(), context_.storage.get());
}
void PrepareValidStatement(const std::string& sql) {
int size = static_cast<int>(sql.size());
sqlite3_stmt* stmt;
ASSERT_EQ(sqlite3_prepare_v2(*db_, sql.c_str(), size, &stmt, nullptr),
SQLITE_OK);
stmt_.reset(stmt);
}
protected:
TraceProcessorContext context_;
ScopedDb db_;
ScopedStmt stmt_;
SchedEventTracker* sched_tracker_;
};
TEST_F(SchedSliceTableTest, RowsReturnedInCorrectOrderWithinCpu) {
uint32_t cpu = 3;
int64_t timestamp = 100;
uint32_t pid_1 = 2;
int64_t prev_state = 32;
static const char kCommProc1[] = "process1";
static const char kCommProc2[] = "process2";
uint32_t pid_2 = 4;
int32_t prio = 1024;
sched_tracker_->PushSchedSwitch(cpu, timestamp, pid_1, kCommProc2, prio,
prev_state, pid_2, kCommProc1, prio);
sched_tracker_->PushSchedSwitch(cpu, timestamp + 3, pid_2, kCommProc1, prio,
prev_state, pid_1, kCommProc2, prio);
sched_tracker_->PushSchedSwitch(cpu, timestamp + 4, pid_1, kCommProc2, prio,
prev_state, pid_2, kCommProc1, prio);
sched_tracker_->PushSchedSwitch(cpu, timestamp + 10, pid_2, kCommProc1, prio,
prev_state, pid_1, kCommProc2, prio);
PrepareValidStatement(
"SELECT dur, ts, cpu FROM sched where dur != 0 ORDER BY dur");
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 1 /* duration */);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp + 3);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu);
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 3 /* duration */);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu);
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 6 /* duration */);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp + 4);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu);
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_DONE);
}
TEST_F(SchedSliceTableTest, RowsReturnedInCorrectOrderBetweenCpu) {
uint32_t cpu_1 = 3;
uint32_t cpu_2 = 8;
uint32_t cpu_3 = 4;
int64_t timestamp = 100;
uint32_t pid_1 = 2;
int64_t prev_state = 32;
static const char kCommProc1[] = "process1";
static const char kCommProc2[] = "process2";
uint32_t pid_2 = 4;
int32_t prio = 1024;
sched_tracker_->PushSchedSwitch(cpu_3, timestamp - 2, pid_1, kCommProc2, prio,
prev_state, pid_2, kCommProc1, prio);
sched_tracker_->PushSchedSwitch(cpu_3, timestamp - 1, pid_2, kCommProc1, prio,
prev_state, pid_1, kCommProc2, prio);
sched_tracker_->PushSchedSwitch(cpu_1, timestamp, pid_1, kCommProc2, prio,
prev_state, pid_2, kCommProc1, prio);
sched_tracker_->PushSchedSwitch(cpu_2, timestamp + 3, pid_2, kCommProc1, prio,
prev_state, pid_1, kCommProc2, prio);
sched_tracker_->PushSchedSwitch(cpu_1, timestamp + 4, pid_2, kCommProc1, prio,
prev_state, pid_1, kCommProc2, prio);
sched_tracker_->PushSchedSwitch(cpu_2, timestamp + 10, pid_1, kCommProc2,
prio, prev_state, pid_2, kCommProc1, prio);
PrepareValidStatement(
"SELECT dur, ts, cpu FROM sched where dur != 0 ORDER BY dur desc");
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 7 /* duration */);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp + 3);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu_2);
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 4 /* duration */);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu_1);
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 1 /* duration */);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp - 2);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu_3);
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_DONE);
}
TEST_F(SchedSliceTableTest, FilterCpus) {
uint32_t cpu_1 = 3;
uint32_t cpu_2 = 8;
int64_t timestamp = 100;
uint32_t pid_1 = 2;
uint32_t prev_state = 32;
static const char kCommProc1[] = "process1";
static const char kCommProc2[] = "process2";
uint32_t pid_2 = 4;
int32_t prio = 1024;
sched_tracker_->PushSchedSwitch(cpu_1, timestamp, pid_1, kCommProc2, prio,
prev_state, pid_2, kCommProc1, prio);
sched_tracker_->PushSchedSwitch(cpu_2, timestamp + 3, pid_2, kCommProc1, prio,
prev_state, pid_1, kCommProc2, prio);
sched_tracker_->PushSchedSwitch(cpu_1, timestamp + 4, pid_2, kCommProc1, prio,
prev_state, pid_1, kCommProc2, prio);
sched_tracker_->PushSchedSwitch(cpu_2, timestamp + 10, pid_1, kCommProc2,
prio, prev_state, pid_2, kCommProc1, prio);
PrepareValidStatement(
"SELECT dur, ts, cpu FROM sched WHERE dur != 0 and cpu = 3");
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 4 /* duration */);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 1), timestamp);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 2), cpu_1);
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_DONE);
}
TEST_F(SchedSliceTableTest, UtidTest) {
uint32_t cpu = 3;
int64_t timestamp = 100;
uint32_t pid_1 = 2;
uint32_t prev_state = 32;
static const char kCommProc1[] = "process1";
static const char kCommProc2[] = "process2";
uint32_t pid_2 = 4;
int32_t prio = 1024;
sched_tracker_->PushSchedSwitch(cpu, timestamp, pid_1, kCommProc2, prio,
prev_state, pid_2, kCommProc1, prio);
sched_tracker_->PushSchedSwitch(cpu, timestamp + 3, pid_2, kCommProc1, prio,
prev_state, pid_1, kCommProc2, prio);
sched_tracker_->PushSchedSwitch(cpu, timestamp + 4, pid_1, kCommProc2, prio,
prev_state, pid_2, kCommProc1, prio);
sched_tracker_->PushSchedSwitch(cpu, timestamp + 10, pid_2, kCommProc1, prio,
prev_state, pid_1, kCommProc2, prio);
PrepareValidStatement("SELECT utid FROM sched where dur != 0 ORDER BY utid");
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 1 /* duration */);
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 1 /* duration */);
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_ROW);
ASSERT_EQ(sqlite3_column_int64(*stmt_, 0), 2 /* duration */);
ASSERT_EQ(sqlite3_step(*stmt_), SQLITE_DONE);
}
TEST_F(SchedSliceTableTest, TimestampFiltering) {
uint32_t cpu_5 = 5;
uint32_t cpu_7 = 7;
uint32_t pid_1 = 1;
uint32_t pid_2 = 2;
int64_t prev_state = 32;
int32_t prio = 1024;
// Fill |cpu_5| and |cpu_7) with one sched switch per time unit starting,
// respectively, @ T=50 and T=70.
for (int64_t i = 0; i <= 11; i++) {
sched_tracker_->PushSchedSwitch(cpu_5, 50 + i, pid_1, "pid_1", prio,
prev_state, pid_1, "pid_1", prio);
}
for (int64_t i = 0; i <= 11; i++) {
sched_tracker_->PushSchedSwitch(cpu_7, 70 + i, pid_2, "pid_2", prio,
prev_state, pid_2, "pid_2", prio);
}
auto query = [this](const std::string& where_clauses) {
PrepareValidStatement("SELECT ts from sched WHERE dur != 0 and " +
where_clauses);
std::vector<int> res;
while (sqlite3_step(*stmt_) == SQLITE_ROW) {
res.push_back(sqlite3_column_int(*stmt_, 0));
}
return res;
};
ASSERT_THAT(query("ts > 55 and ts <= 60"), ElementsAre(56, 57, 58, 59, 60));
ASSERT_THAT(query("ts >= 55 and ts < 52"), IsEmpty());
ASSERT_THAT(query("ts >= 70 and ts < 71"), ElementsAre(70));
ASSERT_THAT(query("ts >= 59 and ts < 73"), ElementsAre(59, 60, 70, 71, 72));
}
} // namespace
} // namespace trace_processor
} // namespace perfetto
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