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oceanbase/deps/oblib/unittest/lib/stat/test_diagnose_info.cpp
gm 4a92b6d7df reformat source code
according to code styles, 'AccessModifierOffset' should be -2.
2021-06-17 10:40:36 +08:00

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C++

/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* 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 PubL v2 for more details.
*/
#include <gtest/gtest.h>
#define private public
#include "lib/stat/ob_diagnose_info.h"
#include "lib/stat/ob_session_stat.h"
#include "lib/lock/ob_spin_rwlock.h"
#include "lib/coro/testing.h"
namespace oceanbase {
namespace common {
#define TENANT_EVENT_GET(stat_no) \
({ \
int64_t ret = 0; \
oceanbase::common::ObDiagnoseTenantInfo* tenant_info = \
oceanbase::common::ObDiagnoseTenantInfo::get_local_diagnose_info(); \
if (NULL != tenant_info) { \
if (oceanbase::common::stat_no < oceanbase::common::ObStatEventIds::STAT_EVENT_ADD_END) { \
oceanbase::common::ObStatEventAddStat* stat = \
tenant_info->get_add_stat_stats().get(::oceanbase::common::stat_no); \
if (NULL != stat) { \
ret = stat->get_stat_value(); \
} \
} \
} \
ret; \
})
TEST(ObDiagnoseSessionInfo, guard)
{
EVENT_INC(ELECTION_CHANGE_LEAER_COUNT);
EXPECT_EQ(1, ObDITls<ObSessionDIBuffer>::get_instance()->get_tenant_id());
EXPECT_EQ(1, TENANT_EVENT_GET(ObStatEventIds::ELECTION_CHANGE_LEAER_COUNT));
{
ObTenantStatEstGuard tenant_guard(2);
EVENT_INC(ELECTION_CHANGE_LEAER_COUNT);
EXPECT_EQ(2, ObDITls<ObSessionDIBuffer>::get_instance()->get_tenant_id());
EXPECT_EQ(1, TENANT_EVENT_GET(ObStatEventIds::ELECTION_CHANGE_LEAER_COUNT));
{
ObTenantStatEstGuard tenant_guard(3);
EVENT_INC(ELECTION_CHANGE_LEAER_COUNT);
EXPECT_EQ(3, ObDITls<ObSessionDIBuffer>::get_instance()->get_tenant_id());
EXPECT_EQ(1, TENANT_EVENT_GET(ObStatEventIds::ELECTION_CHANGE_LEAER_COUNT));
}
EXPECT_EQ(2, ObDITls<ObSessionDIBuffer>::get_instance()->get_tenant_id());
}
EXPECT_EQ(1, ObDITls<ObSessionDIBuffer>::get_instance()->get_tenant_id());
}
TEST(ObDISessionCache, multithread)
{
ObDiagnoseSessionInfo info;
ObDiagnoseTenantInfo tenant_info;
ObWaitEventHistory& history = info.get_event_history();
for (uint64_t i = 0; i < 2; i++) {
info.notify_wait_begin(ObWaitEventIds::PT_LOCATION_CACHE_LOCK_WAIT, 0, 0, 0, 0);
EXPECT_EQ(1, history.curr_pos_);
EXPECT_EQ(1, history.item_cnt_);
EXPECT_EQ(1, history.nest_cnt_);
EXPECT_EQ(ObWaitEventIds::PT_LOCATION_CACHE_LOCK_WAIT,
history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].event_no_);
EXPECT_EQ(0, history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].level_);
this_routine::usleep(1);
info.notify_wait_end(&tenant_info);
EXPECT_EQ(1, history.curr_pos_);
EXPECT_EQ(1, history.item_cnt_);
EXPECT_EQ(0, history.nest_cnt_);
EXPECT_EQ(ObWaitEventIds::PT_LOCATION_CACHE_LOCK_WAIT,
history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].event_no_);
EXPECT_EQ(0, history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].level_);
info.notify_wait_begin(ObWaitEventIds::MT_READ_LOCK_WAIT, 0, 0, 0, 0);
EXPECT_EQ(2, history.curr_pos_);
EXPECT_EQ(2, history.item_cnt_);
EXPECT_EQ(1, history.nest_cnt_);
EXPECT_EQ(ObWaitEventIds::MT_READ_LOCK_WAIT,
history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].event_no_);
EXPECT_EQ(0, history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].level_);
info.notify_wait_begin(ObWaitEventIds::MT_READ_LOCK_WAIT, 0, 0, 0, 0);
EXPECT_EQ(3, history.curr_pos_);
EXPECT_EQ(3, history.item_cnt_);
EXPECT_EQ(2, history.nest_cnt_);
EXPECT_EQ(ObWaitEventIds::MT_READ_LOCK_WAIT,
history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].event_no_);
EXPECT_EQ(1, history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].level_);
info.notify_wait_end(&tenant_info);
EXPECT_EQ(3, history.curr_pos_);
EXPECT_EQ(3, history.item_cnt_);
EXPECT_EQ(2, history.nest_cnt_);
EXPECT_EQ(ObWaitEventIds::MT_READ_LOCK_WAIT,
history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].event_no_);
EXPECT_EQ(0, history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].level_);
info.notify_wait_begin(ObWaitEventIds::MT_READ_LOCK_WAIT, 0, 0, 0, 0);
EXPECT_EQ(4, history.curr_pos_);
EXPECT_EQ(4, history.item_cnt_);
EXPECT_EQ(3, history.nest_cnt_);
EXPECT_EQ(ObWaitEventIds::MT_READ_LOCK_WAIT,
history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].event_no_);
EXPECT_EQ(1, history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].level_);
info.notify_wait_end(&tenant_info);
info.notify_wait_begin(ObWaitEventIds::MT_READ_LOCK_WAIT, 0, 0, 0, 0);
info.notify_wait_end(&tenant_info);
info.notify_wait_begin(ObWaitEventIds::MT_READ_LOCK_WAIT, 0, 0, 0, 0);
info.notify_wait_begin(ObWaitEventIds::MT_READ_LOCK_WAIT, 0, 0, 0, 0);
EXPECT_EQ(7, history.curr_pos_);
EXPECT_EQ(7, history.item_cnt_);
EXPECT_EQ(6, history.nest_cnt_);
EXPECT_EQ(ObWaitEventIds::MT_READ_LOCK_WAIT,
history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].event_no_);
EXPECT_EQ(2, history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].level_);
info.notify_wait_begin(ObWaitEventIds::MT_READ_LOCK_WAIT, 0, 0, 0, 0);
EXPECT_EQ(8, history.curr_pos_);
EXPECT_EQ(8, history.item_cnt_);
EXPECT_EQ(7, history.nest_cnt_);
EXPECT_EQ(ObWaitEventIds::MT_READ_LOCK_WAIT,
history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].event_no_);
EXPECT_EQ(3, history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].level_);
info.notify_wait_end(&tenant_info);
info.notify_wait_end(&tenant_info);
EXPECT_EQ(8, history.curr_pos_);
EXPECT_EQ(8, history.item_cnt_);
EXPECT_EQ(7, history.nest_cnt_);
EXPECT_EQ(ObWaitEventIds::MT_READ_LOCK_WAIT,
history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].event_no_);
EXPECT_EQ(1, history.items_[(history.current_wait_ + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].level_);
info.notify_wait_end(&tenant_info);
if (1 == i) {
info.notify_wait_begin(ObWaitEventIds::PT_LOCATION_CACHE_LOCK_WAIT, 0, 0, 0, 0);
this_routine::usleep(1);
info.notify_wait_end(&tenant_info);
info.notify_wait_begin(ObWaitEventIds::PT_LOCATION_CACHE_LOCK_WAIT, 0, 0, 0, 0);
this_routine::usleep(1);
info.notify_wait_end(&tenant_info);
info.notify_wait_end(&tenant_info);
EXPECT_EQ(2, history.curr_pos_);
EXPECT_EQ(2, history.item_cnt_);
EXPECT_EQ(0, history.nest_cnt_);
EXPECT_EQ(ObWaitEventIds::MT_READ_LOCK_WAIT,
history.items_[(history.curr_pos_ - 1 + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].event_no_);
EXPECT_EQ(
0, history.items_[(history.curr_pos_ - 1 + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].level_);
EXPECT_EQ(history.items_[8].wait_begin_time_,
history.items_[(history.curr_pos_ - 1 + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT]
.wait_begin_time_);
EXPECT_EQ(history.items_[9].wait_end_time_,
history.items_[(history.curr_pos_ - 1 + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].wait_end_time_);
} else {
info.notify_wait_end(&tenant_info);
EXPECT_EQ(1, history.curr_pos_);
EXPECT_EQ(1, history.item_cnt_);
EXPECT_EQ(0, history.nest_cnt_);
EXPECT_EQ(ObWaitEventIds::PT_LOCATION_CACHE_LOCK_WAIT,
history.items_[(history.curr_pos_ - 1 + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].event_no_);
EXPECT_EQ(
0, history.items_[(history.curr_pos_ - 1 + SESSION_WAIT_HISTORY_CNT) % SESSION_WAIT_HISTORY_CNT].level_);
}
info.reset();
}
}
TEST(ObDiagnoseSessionInfo, normal)
{
ObWaitEventDesc max_wait;
ObWaitEventStat total_wait;
ObWaitEventDesc max_wait1;
ObWaitEventStat total_wait1;
{
ObSessionStatEstGuard session_guard(1, 1);
{
ObMaxWaitGuard max_guard(&max_wait);
ObTotalWaitGuard total_guard(&total_wait);
for (int i = 0; i < 30; i++) {
{
ObWaitEventGuard wait_guard(i);
this_routine::usleep(i);
}
ObMaxWaitGuard max_guard1(&max_wait1);
ObTotalWaitGuard total_guard1(&total_wait1);
{
ObWaitEventGuard wait_guard1(29 - i);
this_routine::usleep(i * 200);
}
}
ObDiagnoseSessionInfo* info = ObDiagnoseSessionInfo::get_local_diagnose_info();
EXPECT_EQ(1, info->get_tenant_id());
ObWaitEventDesc* last_wait = NULL;
info->get_event_history().get_last_wait(last_wait);
EXPECT_EQ(0, last_wait->event_no_);
EXPECT_EQ(0, info->get_curr_wait().event_no_);
// EXPECT_EQ(0, max_wait.event_no_);
EXPECT_EQ(54, total_wait.total_waits_);
uint64_t begin_time = ::oceanbase::common::ObTimeUtility::current_time();
for (int i = 0; i < 1000000; i++) {
ObWaitEventGuard wait_guard(ObWaitEventIds::MT_READ_LOCK_WAIT);
ObWaitEventGuard wait_guard1(ObWaitEventIds::MT_READ_LOCK_WAIT);
}
uint64_t end_time = ::oceanbase::common::ObTimeUtility::current_time();
printf("scan sysstat time: %ld us\n", (end_time - begin_time));
begin_time = ::oceanbase::common::ObTimeUtility::current_time();
for (int i = 0; i < 1000000; i++) {
ObWaitEventGuard wait_guard(ObWaitEventIds::MT_READ_LOCK_WAIT);
ObWaitEventGuard wait_guard1(ObWaitEventIds::PT_LOCATION_CACHE_LOCK_WAIT);
}
end_time = ::oceanbase::common::ObTimeUtility::current_time();
printf("scan sysstat time: %ld us\n", (end_time - begin_time));
}
}
}
class AtomicWaitEventTestRun : public cotesting::DefaultRunnable {
public:
AtomicWaitEventTestRun()
{}
~AtomicWaitEventTestRun()
{}
void run1() override
{
ObSessionStatEstGuard session_guard(1, 1);
lock_.wrlock();
usleep(10000); // 10ms
lock_.unlock();
}
private:
SpinRWLock lock_;
};
TEST(ObDiagnoseSessionInfo, atomic_wait_event)
{
ObSessionStatEstGuard session_guard(1, 1);
AtomicWaitEventTestRun test_run;
test_run.set_thread_count(2);
test_run.start();
test_run.wait();
ObDiagnoseSessionInfo* info = ObDiagnoseSessionInfo::get_local_diagnose_info();
ASSERT_TRUE(NULL != info);
ASSERT_EQ(1, info->get_tenant_id());
ObWaitEventStat* event_stat = info->get_event_stats().get(ObWaitEventIds::LATCH_WAIT_QUEUE_LOCK_WAIT);
ASSERT_TRUE(NULL != event_stat);
EXPECT_TRUE(0 < event_stat->total_waits_);
event_stat = info->get_event_stats().get(ObWaitEventIds::DEFAULT_SPIN_RWLOCK_WAIT);
ASSERT_TRUE(NULL != event_stat);
EXPECT_TRUE(0 < event_stat->total_waits_);
}
} // namespace common
} // namespace oceanbase
int main(int argc, char** argv)
{
oceanbase::common::ObLogger::get_logger().set_log_level("INFO");
testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}