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rocksdb/monitoring/stats_history_test.cc

652 lines
23 KiB

// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
//
// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.
#include "rocksdb/stats_history.h"
#include <limits>
#include <string>
#include <unordered_map>
#include "db/column_family.h"
#include "db/db_impl/db_impl.h"
#include "db/db_test_util.h"
#include "db/periodic_work_scheduler.h"
#include "monitoring/persistent_stats_history.h"
#include "options/options_helper.h"
#include "port/stack_trace.h"
#include "rocksdb/cache.h"
#include "rocksdb/convenience.h"
#include "rocksdb/rate_limiter.h"
#include "test_util/sync_point.h"
#include "test_util/testutil.h"
#include "util/random.h"
namespace ROCKSDB_NAMESPACE {
#ifndef ROCKSDB_LITE
class StatsHistoryTest : public DBTestBase {
public:
StatsHistoryTest()
: DBTestBase("/stats_history_test", /*env_do_fsync=*/true) {
mock_env_.reset(new MockTimeEnv(env_));
}
protected:
std::unique_ptr<MockTimeEnv> mock_env_;
void SetUp() override {
mock_env_->InstallTimedWaitFixCallback();
SyncPoint::GetInstance()->SetCallBack(
"DBImpl::StartPeriodicWorkScheduler:Init", [&](void* arg) {
auto* periodic_work_scheduler_ptr =
reinterpret_cast<PeriodicWorkScheduler**>(arg);
*periodic_work_scheduler_ptr =
PeriodicWorkTestScheduler::Default(mock_env_.get());
});
}
};
TEST_F(StatsHistoryTest, RunStatsDumpPeriodSec) {
constexpr int kPeriodSec = 5;
Options options;
options.create_if_missing = true;
options.stats_dump_period_sec = kPeriodSec;
options.env = mock_env_.get();
int counter = 0;
SyncPoint::GetInstance()->SetCallBack("DBImpl::DumpStats:1",
[&](void* /*arg*/) { counter++; });
Reopen(options);
ASSERT_EQ(5u, dbfull()->GetDBOptions().stats_dump_period_sec);
// Wait for the first stats persist to finish, as the initial delay could be
// different.
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec - 1); });
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
ASSERT_GE(counter, 1);
// Test cancel job through SetOptions
ASSERT_OK(dbfull()->SetDBOptions({{"stats_dump_period_sec", "0"}}));
int old_val = counter;
for (int i = 1; i < 20; ++i) {
mock_env_->MockSleepForSeconds(kPeriodSec);
}
ASSERT_EQ(counter, old_val);
Close();
}
// Test persistent stats background thread scheduling and cancelling
TEST_F(StatsHistoryTest, StatsPersistScheduling) {
constexpr int kPeriodSec = 5;
Options options;
options.create_if_missing = true;
options.stats_persist_period_sec = kPeriodSec;
options.env = mock_env_.get();
int counter = 0;
SyncPoint::GetInstance()->SetCallBack("DBImpl::PersistStats:Entry",
[&](void* /*arg*/) { counter++; });
Reopen(options);
ASSERT_EQ(5u, dbfull()->GetDBOptions().stats_persist_period_sec);
// Wait for the first stats persist to finish, as the initial delay could be
// different.
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec - 1); });
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
ASSERT_GE(counter, 1);
// Test cancel job through SetOptions
ASSERT_OK(dbfull()->SetDBOptions({{"stats_persist_period_sec", "0"}}));
int old_val = counter;
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec * 2); });
ASSERT_EQ(counter, old_val);
Close();
}
// Test enabling persistent stats for the first time
TEST_F(StatsHistoryTest, PersistentStatsFreshInstall) {
constexpr unsigned int kPeriodSec = 5;
Options options;
options.create_if_missing = true;
options.stats_persist_period_sec = 0;
options.env = mock_env_.get();
int counter = 0;
SyncPoint::GetInstance()->SetCallBack("DBImpl::PersistStats:Entry",
[&](void* /*arg*/) { counter++; });
Reopen(options);
ASSERT_OK(dbfull()->SetDBOptions(
{{"stats_persist_period_sec", std::to_string(kPeriodSec)}}));
ASSERT_EQ(kPeriodSec, dbfull()->GetDBOptions().stats_persist_period_sec);
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
ASSERT_GE(counter, 1);
Close();
}
// TODO(Zhongyi): Move persistent stats related tests to a separate file
TEST_F(StatsHistoryTest, GetStatsHistoryInMemory) {
constexpr int kPeriodSec = 5;
Options options;
options.create_if_missing = true;
options.stats_persist_period_sec = kPeriodSec;
options.statistics = CreateDBStatistics();
options.env = mock_env_.get();
CreateColumnFamilies({"pikachu"}, options);
ASSERT_OK(Put("foo", "bar"));
ReopenWithColumnFamilies({"default", "pikachu"}, options);
// make sure the first stats persist to finish
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec - 1); });
// Wait for stats persist to finish
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
std::unique_ptr<StatsHistoryIterator> stats_iter;
ASSERT_OK(db_->GetStatsHistory(0, mock_env_->NowSeconds() + 1, &stats_iter));
ASSERT_TRUE(stats_iter != nullptr);
// disabled stats snapshots
ASSERT_OK(dbfull()->SetDBOptions({{"stats_persist_period_sec", "0"}}));
size_t stats_count = 0;
for (; stats_iter->Valid(); stats_iter->Next()) {
auto stats_map = stats_iter->GetStatsMap();
ASSERT_EQ(stats_iter->GetStatsTime(), mock_env_->NowSeconds());
stats_count += stats_map.size();
}
ASSERT_GT(stats_count, 0);
// Wait a bit and verify no more stats are found
for (int i = 0; i < 10; ++i) {
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(1); });
}
ASSERT_OK(db_->GetStatsHistory(0, mock_env_->NowSeconds(), &stats_iter));
ASSERT_TRUE(stats_iter != nullptr);
size_t stats_count_new = 0;
for (; stats_iter->Valid(); stats_iter->Next()) {
stats_count_new += stats_iter->GetStatsMap().size();
}
ASSERT_EQ(stats_count_new, stats_count);
Close();
}
TEST_F(StatsHistoryTest, InMemoryStatsHistoryPurging) {
constexpr int kPeriodSec = 1;
Options options;
options.create_if_missing = true;
options.statistics = CreateDBStatistics();
options.stats_persist_period_sec = kPeriodSec;
options.env = mock_env_.get();
CreateColumnFamilies({"pikachu"}, options);
ASSERT_OK(Put("foo", "bar"));
ReopenWithColumnFamilies({"default", "pikachu"}, options);
// some random operation to populate statistics
ASSERT_OK(Delete("foo"));
ASSERT_OK(Put("sol", "sol"));
ASSERT_OK(Put("epic", "epic"));
ASSERT_OK(Put("ltd", "ltd"));
ASSERT_EQ("sol", Get("sol"));
ASSERT_EQ("epic", Get("epic"));
ASSERT_EQ("ltd", Get("ltd"));
Iterator* iterator = db_->NewIterator(ReadOptions());
for (iterator->SeekToFirst(); iterator->Valid(); iterator->Next()) {
ASSERT_TRUE(iterator->key() == iterator->value());
}
delete iterator;
ASSERT_OK(Flush());
ASSERT_OK(Delete("sol"));
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
// second round of ops
ASSERT_OK(Put("saigon", "saigon"));
ASSERT_OK(Put("noodle talk", "noodle talk"));
ASSERT_OK(Put("ping bistro", "ping bistro"));
iterator = db_->NewIterator(ReadOptions());
for (iterator->SeekToFirst(); iterator->Valid(); iterator->Next()) {
ASSERT_TRUE(iterator->key() == iterator->value());
}
delete iterator;
ASSERT_OK(Flush());
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
const int kIterations = 10;
for (int i = 0; i < kIterations; ++i) {
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
}
std::unique_ptr<StatsHistoryIterator> stats_iter;
ASSERT_OK(db_->GetStatsHistory(0, mock_env_->NowSeconds() + 1, &stats_iter));
ASSERT_TRUE(stats_iter != nullptr);
size_t stats_count = 0;
int slice_count = 0;
for (; stats_iter->Valid(); stats_iter->Next()) {
slice_count++;
auto stats_map = stats_iter->GetStatsMap();
stats_count += stats_map.size();
}
size_t stats_history_size = dbfull()->TEST_EstimateInMemoryStatsHistorySize();
ASSERT_GE(slice_count, kIterations - 1);
ASSERT_GE(stats_history_size, 13000);
// capping memory cost at 13000 bytes since one slice is around 10000~13000
ASSERT_OK(dbfull()->SetDBOptions({{"stats_history_buffer_size", "13000"}}));
ASSERT_EQ(13000, dbfull()->GetDBOptions().stats_history_buffer_size);
// Wait for stats persist to finish
for (int i = 0; i < kIterations; ++i) {
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
}
ASSERT_OK(db_->GetStatsHistory(0, mock_env_->NowSeconds() + 1, &stats_iter));
ASSERT_TRUE(stats_iter != nullptr);
size_t stats_count_reopen = 0;
slice_count = 0;
for (; stats_iter->Valid(); stats_iter->Next()) {
slice_count++;
auto stats_map = stats_iter->GetStatsMap();
stats_count_reopen += stats_map.size();
}
size_t stats_history_size_reopen =
dbfull()->TEST_EstimateInMemoryStatsHistorySize();
// only one slice can fit under the new stats_history_buffer_size
ASSERT_LT(slice_count, 2);
ASSERT_TRUE(stats_history_size_reopen < 13000 &&
stats_history_size_reopen > 0);
ASSERT_TRUE(stats_count_reopen < stats_count && stats_count_reopen > 0);
Close();
// TODO: may also want to verify stats timestamp to make sure we are purging
// the correct stats snapshot
}
int countkeys(Iterator* iter) {
int count = 0;
for (iter->SeekToFirst(); iter->Valid(); iter->Next()) {
count++;
}
return count;
}
TEST_F(StatsHistoryTest, GetStatsHistoryFromDisk) {
constexpr int kPeriodSec = 5;
Options options;
options.create_if_missing = true;
options.stats_persist_period_sec = kPeriodSec;
options.statistics = CreateDBStatistics();
options.persist_stats_to_disk = true;
options.env = mock_env_.get();
CreateColumnFamilies({"pikachu"}, options);
ASSERT_OK(Put("foo", "bar"));
ReopenWithColumnFamilies({"default", "pikachu"}, options);
ASSERT_EQ(Get("foo"), "bar");
// Wait for the first stats persist to finish, as the initial delay could be
// different.
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec - 1); });
// Wait for stats persist to finish
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
auto iter =
db_->NewIterator(ReadOptions(), dbfull()->PersistentStatsColumnFamily());
int key_count1 = countkeys(iter);
delete iter;
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
iter =
db_->NewIterator(ReadOptions(), dbfull()->PersistentStatsColumnFamily());
int key_count2 = countkeys(iter);
delete iter;
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
iter =
db_->NewIterator(ReadOptions(), dbfull()->PersistentStatsColumnFamily());
int key_count3 = countkeys(iter);
delete iter;
ASSERT_GE(key_count2, key_count1);
ASSERT_GE(key_count3, key_count2);
ASSERT_EQ(key_count3 - key_count2, key_count2 - key_count1);
std::unique_ptr<StatsHistoryIterator> stats_iter;
ASSERT_OK(db_->GetStatsHistory(0, mock_env_->NowSeconds() + 1, &stats_iter));
ASSERT_TRUE(stats_iter != nullptr);
size_t stats_count = 0;
int slice_count = 0;
int non_zero_count = 0;
for (int i = 2; stats_iter->Valid(); stats_iter->Next(), i++) {
slice_count++;
auto stats_map = stats_iter->GetStatsMap();
ASSERT_EQ(stats_iter->GetStatsTime(), kPeriodSec * i - 1);
for (auto& stat : stats_map) {
if (stat.second != 0) {
non_zero_count++;
}
}
stats_count += stats_map.size();
}
ASSERT_EQ(slice_count, 3);
// 2 extra keys for format version
ASSERT_EQ(stats_count, key_count3 - 2);
// verify reopen will not cause data loss
ReopenWithColumnFamilies({"default", "pikachu"}, options);
ASSERT_OK(db_->GetStatsHistory(0, mock_env_->NowSeconds() + 1, &stats_iter));
ASSERT_TRUE(stats_iter != nullptr);
size_t stats_count_reopen = 0;
int slice_count_reopen = 0;
int non_zero_count_recover = 0;
for (; stats_iter->Valid(); stats_iter->Next()) {
slice_count_reopen++;
auto stats_map = stats_iter->GetStatsMap();
for (auto& stat : stats_map) {
if (stat.second != 0) {
non_zero_count_recover++;
}
}
stats_count_reopen += stats_map.size();
}
ASSERT_EQ(non_zero_count, non_zero_count_recover);
ASSERT_EQ(slice_count, slice_count_reopen);
ASSERT_EQ(stats_count, stats_count_reopen);
Close();
}
// Test persisted stats matches the value found in options.statistics and
// the stats value retains after DB reopen
TEST_F(StatsHistoryTest, PersitentStatsVerifyValue) {
constexpr int kPeriodSec = 5;
Options options;
options.create_if_missing = true;
options.stats_persist_period_sec = kPeriodSec;
options.statistics = CreateDBStatistics();
options.persist_stats_to_disk = true;
std::map<std::string, uint64_t> stats_map_before;
ASSERT_TRUE(options.statistics->getTickerMap(&stats_map_before));
options.env = mock_env_.get();
CreateColumnFamilies({"pikachu"}, options);
ASSERT_OK(Put("foo", "bar"));
ReopenWithColumnFamilies({"default", "pikachu"}, options);
ASSERT_EQ(Get("foo"), "bar");
// Wait for the first stats persist to finish, as the initial delay could be
// different.
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec - 1); });
// Wait for stats persist to finish
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
auto iter =
db_->NewIterator(ReadOptions(), dbfull()->PersistentStatsColumnFamily());
countkeys(iter);
delete iter;
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
iter =
db_->NewIterator(ReadOptions(), dbfull()->PersistentStatsColumnFamily());
countkeys(iter);
delete iter;
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
iter =
db_->NewIterator(ReadOptions(), dbfull()->PersistentStatsColumnFamily());
countkeys(iter);
delete iter;
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
std::map<std::string, uint64_t> stats_map_after;
ASSERT_TRUE(options.statistics->getTickerMap(&stats_map_after));
std::unique_ptr<StatsHistoryIterator> stats_iter;
ASSERT_OK(db_->GetStatsHistory(0, mock_env_->NowSeconds() + 1, &stats_iter));
ASSERT_TRUE(stats_iter != nullptr);
std::string sample = "rocksdb.num.iterator.deleted";
uint64_t recovered_value = 0;
for (int i = 2; stats_iter->Valid(); stats_iter->Next(), ++i) {
auto stats_map = stats_iter->GetStatsMap();
ASSERT_EQ(stats_iter->GetStatsTime(), kPeriodSec * i - 1);
for (const auto& stat : stats_map) {
if (sample.compare(stat.first) == 0) {
recovered_value += stat.second;
}
}
}
ASSERT_EQ(recovered_value, stats_map_after[sample]);
// test stats value retains after recovery
ReopenWithColumnFamilies({"default", "pikachu"}, options);
ASSERT_OK(db_->GetStatsHistory(0, mock_env_->NowSeconds() + 1, &stats_iter));
ASSERT_TRUE(stats_iter != nullptr);
uint64_t new_recovered_value = 0;
for (int i = 2; stats_iter->Valid(); stats_iter->Next(), i++) {
auto stats_map = stats_iter->GetStatsMap();
ASSERT_EQ(stats_iter->GetStatsTime(), kPeriodSec * i - 1);
for (const auto& stat : stats_map) {
if (sample.compare(stat.first) == 0) {
new_recovered_value += stat.second;
}
}
}
ASSERT_EQ(recovered_value, new_recovered_value);
// TODO(Zhongyi): also add test to read raw values from disk and verify
// correctness
Close();
}
// TODO(Zhongyi): add test for different format versions
TEST_F(StatsHistoryTest, PersistentStatsCreateColumnFamilies) {
constexpr int kPeriodSec = 5;
Options options;
options.create_if_missing = true;
options.stats_persist_period_sec = kPeriodSec;
options.statistics = CreateDBStatistics();
options.persist_stats_to_disk = true;
options.env = mock_env_.get();
ASSERT_OK(TryReopen(options));
CreateColumnFamilies({"one", "two", "three"}, options);
ASSERT_OK(Put(1, "foo", "bar"));
ReopenWithColumnFamilies({"default", "one", "two", "three"}, options);
ASSERT_EQ(Get(2, "foo"), "bar");
CreateColumnFamilies({"four"}, options);
ReopenWithColumnFamilies({"default", "one", "two", "three", "four"}, options);
ASSERT_EQ(Get(2, "foo"), "bar");
// make sure the first stats persist to finish
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec - 1); });
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
auto iter =
db_->NewIterator(ReadOptions(), dbfull()->PersistentStatsColumnFamily());
int key_count = countkeys(iter);
delete iter;
ASSERT_GE(key_count, 0);
uint64_t num_write_wal = 0;
std::string sample = "rocksdb.write.wal";
std::unique_ptr<StatsHistoryIterator> stats_iter;
ASSERT_OK(db_->GetStatsHistory(0, mock_env_->NowSeconds(), &stats_iter));
ASSERT_TRUE(stats_iter != nullptr);
for (; stats_iter->Valid(); stats_iter->Next()) {
auto stats_map = stats_iter->GetStatsMap();
for (const auto& stat : stats_map) {
if (sample.compare(stat.first) == 0) {
num_write_wal += stat.second;
}
}
}
stats_iter.reset();
ASSERT_EQ(num_write_wal, 2);
options.persist_stats_to_disk = false;
ReopenWithColumnFamilies({"default", "one", "two", "three", "four"}, options);
int cf_count = 0;
for (auto cfd : *dbfull()->versions_->GetColumnFamilySet()) {
(void)cfd;
cf_count++;
}
// persistent stats cf will be implicitly opened even if
// persist_stats_to_disk is false
ASSERT_EQ(cf_count, 6);
ASSERT_EQ(Get(2, "foo"), "bar");
// attempt to create column family using same name, should fail
ColumnFamilyOptions cf_opts(options);
ColumnFamilyHandle* handle;
ASSERT_NOK(db_->CreateColumnFamily(cf_opts, kPersistentStatsColumnFamilyName,
&handle));
options.persist_stats_to_disk = true;
ReopenWithColumnFamilies({"default", "one", "two", "three", "four"}, options);
ASSERT_NOK(db_->CreateColumnFamily(cf_opts, kPersistentStatsColumnFamilyName,
&handle));
// verify stats is not affected by prior failed CF creation
ASSERT_OK(db_->GetStatsHistory(0, mock_env_->NowSeconds(), &stats_iter));
ASSERT_TRUE(stats_iter != nullptr);
num_write_wal = 0;
for (; stats_iter->Valid(); stats_iter->Next()) {
auto stats_map = stats_iter->GetStatsMap();
for (const auto& stat : stats_map) {
if (sample.compare(stat.first) == 0) {
num_write_wal += stat.second;
}
}
}
ASSERT_EQ(num_write_wal, 2);
Close();
Destroy(options);
}
TEST_F(StatsHistoryTest, PersistentStatsReadOnly) {
ASSERT_OK(Put("bar", "v2"));
Close();
auto options = CurrentOptions();
options.stats_persist_period_sec = 5;
options.persist_stats_to_disk = true;
assert(options.env == env_);
ASSERT_OK(ReadOnlyReopen(options));
ASSERT_EQ("v2", Get("bar"));
Close();
// Reopen and flush memtable.
ASSERT_OK(TryReopen(options));
ASSERT_OK(Flush());
Close();
// Now check keys in read only mode.
ASSERT_OK(ReadOnlyReopen(options));
}
TEST_F(StatsHistoryTest, ForceManualFlushStatsCF) {
constexpr int kPeriodSec = 5;
Options options;
options.create_if_missing = true;
options.write_buffer_size = 1024 * 1024 * 10; // 10 Mb
options.stats_persist_period_sec = kPeriodSec;
options.statistics = CreateDBStatistics();
options.persist_stats_to_disk = true;
options.env = mock_env_.get();
CreateColumnFamilies({"pikachu"}, options);
ReopenWithColumnFamilies({"default", "pikachu"}, options);
// Wait for the first stats persist to finish, as the initial delay could be
// different.
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec - 1); });
ColumnFamilyData* cfd_default =
static_cast<ColumnFamilyHandleImpl*>(dbfull()->DefaultColumnFamily())
->cfd();
ColumnFamilyData* cfd_stats = static_cast<ColumnFamilyHandleImpl*>(
dbfull()->PersistentStatsColumnFamily())
->cfd();
ColumnFamilyData* cfd_test =
static_cast<ColumnFamilyHandleImpl*>(handles_[1])->cfd();
ASSERT_OK(Put("foo", "v0"));
ASSERT_OK(Put("bar", "v0"));
ASSERT_EQ("v0", Get("bar"));
ASSERT_EQ("v0", Get("foo"));
ASSERT_OK(Put(1, "Eevee", "v0"));
ASSERT_EQ("v0", Get(1, "Eevee"));
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
// writing to all three cf, flush default cf
// LogNumbers: default: 14, stats: 4, pikachu: 4
ASSERT_OK(Flush());
ASSERT_EQ(cfd_stats->GetLogNumber(), cfd_test->GetLogNumber());
ASSERT_LT(cfd_stats->GetLogNumber(), cfd_default->GetLogNumber());
ASSERT_OK(Put("foo1", "v1"));
ASSERT_OK(Put("bar1", "v1"));
ASSERT_EQ("v1", Get("bar1"));
ASSERT_EQ("v1", Get("foo1"));
ASSERT_OK(Put(1, "Vaporeon", "v1"));
ASSERT_EQ("v1", Get(1, "Vaporeon"));
// writing to default and test cf, flush test cf
// LogNumbers: default: 14, stats: 16, pikachu: 16
ASSERT_OK(Flush(1));
ASSERT_EQ(cfd_stats->GetLogNumber(), cfd_test->GetLogNumber());
ASSERT_GT(cfd_stats->GetLogNumber(), cfd_default->GetLogNumber());
ASSERT_OK(Put("foo2", "v2"));
ASSERT_OK(Put("bar2", "v2"));
ASSERT_EQ("v2", Get("bar2"));
ASSERT_EQ("v2", Get("foo2"));
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
// writing to default and stats cf, flushing default cf
// LogNumbers: default: 19, stats: 19, pikachu: 19
ASSERT_OK(Flush());
ASSERT_EQ(cfd_stats->GetLogNumber(), cfd_test->GetLogNumber());
ASSERT_EQ(cfd_stats->GetLogNumber(), cfd_default->GetLogNumber());
ASSERT_OK(Put("foo3", "v3"));
ASSERT_OK(Put("bar3", "v3"));
ASSERT_EQ("v3", Get("bar3"));
ASSERT_EQ("v3", Get("foo3"));
ASSERT_OK(Put(1, "Jolteon", "v3"));
ASSERT_EQ("v3", Get(1, "Jolteon"));
dbfull()->TEST_WaitForStatsDumpRun(
[&] { mock_env_->MockSleepForSeconds(kPeriodSec); });
// writing to all three cf, flushing test cf
// LogNumbers: default: 19, stats: 19, pikachu: 22
ASSERT_OK(Flush(1));
ASSERT_LT(cfd_stats->GetLogNumber(), cfd_test->GetLogNumber());
ASSERT_EQ(cfd_stats->GetLogNumber(), cfd_default->GetLogNumber());
Close();
}
#endif // !ROCKSDB_LITE
} // namespace ROCKSDB_NAMESPACE
int main(int argc, char** argv) {
ROCKSDB_NAMESPACE::port::InstallStackTraceHandler();
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}