rocksdb/db/compaction/compaction_service_test.cc

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// 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).
#ifndef ROCKSDB_LITE
#include "db/db_test_util.h"
#include "port/stack_trace.h"
namespace ROCKSDB_NAMESPACE {
class MyTestCompactionService : public CompactionService {
public:
MyTestCompactionService(std::string db_path, Options& options,
std::shared_ptr<Statistics>& statistics)
: db_path_(std::move(db_path)),
options_(options),
statistics_(statistics),
start_info_("na", "na", "na", 0, Env::TOTAL),
wait_info_("na", "na", "na", 0, Env::TOTAL) {}
static const char* kClassName() { return "MyTestCompactionService"; }
const char* Name() const override { return kClassName(); }
CompactionServiceJobStatus StartV2(
const CompactionServiceJobInfo& info,
const std::string& compaction_service_input) override {
InstrumentedMutexLock l(&mutex_);
start_info_ = info;
assert(info.db_name == db_path_);
jobs_.emplace(info.job_id, compaction_service_input);
CompactionServiceJobStatus s = CompactionServiceJobStatus::kSuccess;
if (is_override_start_status_) {
return override_start_status_;
}
return s;
}
CompactionServiceJobStatus WaitForCompleteV2(
const CompactionServiceJobInfo& info,
std::string* compaction_service_result) override {
std::string compaction_input;
assert(info.db_name == db_path_);
{
InstrumentedMutexLock l(&mutex_);
wait_info_ = info;
auto i = jobs_.find(info.job_id);
if (i == jobs_.end()) {
return CompactionServiceJobStatus::kFailure;
}
compaction_input = std::move(i->second);
jobs_.erase(i);
}
if (is_override_wait_status_) {
return override_wait_status_;
}
CompactionServiceOptionsOverride options_override;
options_override.env = options_.env;
options_override.file_checksum_gen_factory =
options_.file_checksum_gen_factory;
options_override.comparator = options_.comparator;
options_override.merge_operator = options_.merge_operator;
options_override.compaction_filter = options_.compaction_filter;
options_override.compaction_filter_factory =
options_.compaction_filter_factory;
options_override.prefix_extractor = options_.prefix_extractor;
options_override.table_factory = options_.table_factory;
options_override.sst_partitioner_factory = options_.sst_partitioner_factory;
options_override.statistics = statistics_;
Status s = DB::OpenAndCompact(
db_path_, db_path_ + "/" + ROCKSDB_NAMESPACE::ToString(info.job_id),
compaction_input, compaction_service_result, options_override);
if (is_override_wait_result_) {
*compaction_service_result = override_wait_result_;
}
compaction_num_.fetch_add(1);
if (s.ok()) {
return CompactionServiceJobStatus::kSuccess;
} else {
return CompactionServiceJobStatus::kFailure;
}
}
int GetCompactionNum() { return compaction_num_.load(); }
CompactionServiceJobInfo GetCompactionInfoForStart() { return start_info_; }
CompactionServiceJobInfo GetCompactionInfoForWait() { return wait_info_; }
void OverrideStartStatus(CompactionServiceJobStatus s) {
is_override_start_status_ = true;
override_start_status_ = s;
}
void OverrideWaitStatus(CompactionServiceJobStatus s) {
is_override_wait_status_ = true;
override_wait_status_ = s;
}
void OverrideWaitResult(std::string str) {
is_override_wait_result_ = true;
override_wait_result_ = std::move(str);
}
void ResetOverride() {
is_override_wait_result_ = false;
is_override_start_status_ = false;
is_override_wait_status_ = false;
}
private:
InstrumentedMutex mutex_;
std::atomic_int compaction_num_{0};
std::map<uint64_t, std::string> jobs_;
const std::string db_path_;
Options options_;
std::shared_ptr<Statistics> statistics_;
CompactionServiceJobInfo start_info_;
CompactionServiceJobInfo wait_info_;
bool is_override_start_status_ = false;
CompactionServiceJobStatus override_start_status_ =
CompactionServiceJobStatus::kFailure;
bool is_override_wait_status_ = false;
CompactionServiceJobStatus override_wait_status_ =
CompactionServiceJobStatus::kFailure;
bool is_override_wait_result_ = false;
std::string override_wait_result_;
};
class CompactionServiceTest : public DBTestBase {
public:
explicit CompactionServiceTest()
: DBTestBase("compaction_service_test", true) {}
protected:
void ReopenWithCompactionService(Options* options) {
options->env = env_;
primary_statistics_ = CreateDBStatistics();
options->statistics = primary_statistics_;
compactor_statistics_ = CreateDBStatistics();
compaction_service_ = std::make_shared<MyTestCompactionService>(
dbname_, *options, compactor_statistics_);
options->compaction_service = compaction_service_;
DestroyAndReopen(*options);
}
Statistics* GetCompactorStatistics() { return compactor_statistics_.get(); }
Statistics* GetPrimaryStatistics() { return primary_statistics_.get(); }
MyTestCompactionService* GetCompactionService() {
CompactionService* cs = compaction_service_.get();
return static_cast_with_check<MyTestCompactionService>(cs);
}
void GenerateTestData() {
// Generate 20 files @ L2
for (int i = 0; i < 20; i++) {
for (int j = 0; j < 10; j++) {
int key_id = i * 10 + j;
ASSERT_OK(Put(Key(key_id), "value" + ToString(key_id)));
}
ASSERT_OK(Flush());
}
MoveFilesToLevel(2);
// Generate 10 files @ L1 overlap with all 20 files @ L2
for (int i = 0; i < 10; i++) {
for (int j = 0; j < 10; j++) {
int key_id = i * 20 + j * 2;
ASSERT_OK(Put(Key(key_id), "value_new" + ToString(key_id)));
}
ASSERT_OK(Flush());
}
MoveFilesToLevel(1);
ASSERT_EQ(FilesPerLevel(), "0,10,20");
}
void VerifyTestData() {
for (int i = 0; i < 200; i++) {
auto result = Get(Key(i));
if (i % 2) {
ASSERT_EQ(result, "value" + ToString(i));
} else {
ASSERT_EQ(result, "value_new" + ToString(i));
}
}
}
private:
std::shared_ptr<Statistics> compactor_statistics_;
std::shared_ptr<Statistics> primary_statistics_;
std::shared_ptr<CompactionService> compaction_service_;
};
TEST_F(CompactionServiceTest, BasicCompactions) {
Options options = CurrentOptions();
ReopenWithCompactionService(&options);
Statistics* primary_statistics = GetPrimaryStatistics();
Statistics* compactor_statistics = GetCompactorStatistics();
for (int i = 0; i < 20; i++) {
for (int j = 0; j < 10; j++) {
int key_id = i * 10 + j;
ASSERT_OK(Put(Key(key_id), "value" + ToString(key_id)));
}
ASSERT_OK(Flush());
}
for (int i = 0; i < 10; i++) {
for (int j = 0; j < 10; j++) {
int key_id = i * 20 + j * 2;
ASSERT_OK(Put(Key(key_id), "value_new" + ToString(key_id)));
}
ASSERT_OK(Flush());
}
ASSERT_OK(dbfull()->TEST_WaitForCompact());
// verify result
for (int i = 0; i < 200; i++) {
auto result = Get(Key(i));
if (i % 2) {
ASSERT_EQ(result, "value" + ToString(i));
} else {
ASSERT_EQ(result, "value_new" + ToString(i));
}
}
auto my_cs = GetCompactionService();
ASSERT_GE(my_cs->GetCompactionNum(), 1);
// make sure the compaction statistics is only recorded on the remote side
ASSERT_GE(compactor_statistics->getTickerCount(COMPACT_WRITE_BYTES), 1);
ASSERT_GE(compactor_statistics->getTickerCount(COMPACT_READ_BYTES), 1);
ASSERT_EQ(primary_statistics->getTickerCount(COMPACT_WRITE_BYTES), 0);
// even with remote compaction, primary host still needs to read SST files to
// `verify_table()`.
ASSERT_GE(primary_statistics->getTickerCount(COMPACT_READ_BYTES), 1);
// all the compaction write happens on the remote side
ASSERT_EQ(primary_statistics->getTickerCount(REMOTE_COMPACT_WRITE_BYTES),
compactor_statistics->getTickerCount(COMPACT_WRITE_BYTES));
ASSERT_GE(primary_statistics->getTickerCount(REMOTE_COMPACT_READ_BYTES), 1);
ASSERT_GT(primary_statistics->getTickerCount(COMPACT_READ_BYTES),
primary_statistics->getTickerCount(REMOTE_COMPACT_READ_BYTES));
// compactor is already the remote side, which doesn't have remote
ASSERT_EQ(compactor_statistics->getTickerCount(REMOTE_COMPACT_READ_BYTES), 0);
ASSERT_EQ(compactor_statistics->getTickerCount(REMOTE_COMPACT_WRITE_BYTES),
0);
// Test failed compaction
SyncPoint::GetInstance()->SetCallBack(
"DBImplSecondary::CompactWithoutInstallation::End", [&](void* status) {
// override job status
auto s = static_cast<Status*>(status);
*s = Status::Aborted("MyTestCompactionService failed to compact!");
});
SyncPoint::GetInstance()->EnableProcessing();
Status s;
for (int i = 0; i < 10; i++) {
for (int j = 0; j < 10; j++) {
int key_id = i * 20 + j * 2;
s = Put(Key(key_id), "value_new" + ToString(key_id));
if (s.IsAborted()) {
break;
}
}
if (s.IsAborted()) {
break;
}
s = Flush();
if (s.IsAborted()) {
break;
}
s = dbfull()->TEST_WaitForCompact();
if (s.IsAborted()) {
break;
}
}
ASSERT_TRUE(s.IsAborted());
}
TEST_F(CompactionServiceTest, ManualCompaction) {
Options options = CurrentOptions();
options.disable_auto_compactions = true;
ReopenWithCompactionService(&options);
GenerateTestData();
auto my_cs = GetCompactionService();
std::string start_str = Key(15);
std::string end_str = Key(45);
Slice start(start_str);
Slice end(end_str);
uint64_t comp_num = my_cs->GetCompactionNum();
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), &start, &end));
ASSERT_GE(my_cs->GetCompactionNum(), comp_num + 1);
VerifyTestData();
start_str = Key(120);
start = start_str;
comp_num = my_cs->GetCompactionNum();
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), &start, nullptr));
ASSERT_GE(my_cs->GetCompactionNum(), comp_num + 1);
VerifyTestData();
end_str = Key(92);
end = end_str;
comp_num = my_cs->GetCompactionNum();
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, &end));
ASSERT_GE(my_cs->GetCompactionNum(), comp_num + 1);
VerifyTestData();
comp_num = my_cs->GetCompactionNum();
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
ASSERT_GE(my_cs->GetCompactionNum(), comp_num + 1);
VerifyTestData();
}
TEST_F(CompactionServiceTest, FailedToStart) {
Options options = CurrentOptions();
options.disable_auto_compactions = true;
ReopenWithCompactionService(&options);
GenerateTestData();
auto my_cs = GetCompactionService();
my_cs->OverrideStartStatus(CompactionServiceJobStatus::kFailure);
std::string start_str = Key(15);
std::string end_str = Key(45);
Slice start(start_str);
Slice end(end_str);
Status s = db_->CompactRange(CompactRangeOptions(), &start, &end);
ASSERT_TRUE(s.IsIncomplete());
}
TEST_F(CompactionServiceTest, InvalidResult) {
Options options = CurrentOptions();
options.disable_auto_compactions = true;
ReopenWithCompactionService(&options);
GenerateTestData();
auto my_cs = GetCompactionService();
my_cs->OverrideWaitResult("Invalid Str");
std::string start_str = Key(15);
std::string end_str = Key(45);
Slice start(start_str);
Slice end(end_str);
Status s = db_->CompactRange(CompactRangeOptions(), &start, &end);
ASSERT_FALSE(s.ok());
}
TEST_F(CompactionServiceTest, SubCompaction) {
Options options = CurrentOptions();
options.max_subcompactions = 10;
options.target_file_size_base = 1 << 10; // 1KB
options.disable_auto_compactions = true;
ReopenWithCompactionService(&options);
GenerateTestData();
VerifyTestData();
auto my_cs = GetCompactionService();
int compaction_num_before = my_cs->GetCompactionNum();
auto cro = CompactRangeOptions();
cro.max_subcompactions = 10;
Status s = db_->CompactRange(cro, nullptr, nullptr);
ASSERT_OK(s);
VerifyTestData();
int compaction_num = my_cs->GetCompactionNum() - compaction_num_before;
// make sure there's sub-compaction by checking the compaction number
ASSERT_GE(compaction_num, 2);
}
class PartialDeleteCompactionFilter : public CompactionFilter {
public:
CompactionFilter::Decision FilterV2(
int /*level*/, const Slice& key, ValueType /*value_type*/,
const Slice& /*existing_value*/, std::string* /*new_value*/,
std::string* /*skip_until*/) const override {
int i = std::stoi(key.ToString().substr(3));
if (i > 5 && i <= 105) {
return CompactionFilter::Decision::kRemove;
}
return CompactionFilter::Decision::kKeep;
}
const char* Name() const override { return "PartialDeleteCompactionFilter"; }
};
TEST_F(CompactionServiceTest, CompactionFilter) {
Options options = CurrentOptions();
std::unique_ptr<CompactionFilter> delete_comp_filter(
new PartialDeleteCompactionFilter());
options.compaction_filter = delete_comp_filter.get();
ReopenWithCompactionService(&options);
for (int i = 0; i < 20; i++) {
for (int j = 0; j < 10; j++) {
int key_id = i * 10 + j;
ASSERT_OK(Put(Key(key_id), "value" + ToString(key_id)));
}
ASSERT_OK(Flush());
}
for (int i = 0; i < 10; i++) {
for (int j = 0; j < 10; j++) {
int key_id = i * 20 + j * 2;
ASSERT_OK(Put(Key(key_id), "value_new" + ToString(key_id)));
}
ASSERT_OK(Flush());
}
ASSERT_OK(dbfull()->TEST_WaitForCompact());
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
// verify result
for (int i = 0; i < 200; i++) {
auto result = Get(Key(i));
if (i > 5 && i <= 105) {
ASSERT_EQ(result, "NOT_FOUND");
} else if (i % 2) {
ASSERT_EQ(result, "value" + ToString(i));
} else {
ASSERT_EQ(result, "value_new" + ToString(i));
}
}
auto my_cs = GetCompactionService();
ASSERT_GE(my_cs->GetCompactionNum(), 1);
}
TEST_F(CompactionServiceTest, Snapshot) {
Options options = CurrentOptions();
ReopenWithCompactionService(&options);
ASSERT_OK(Put(Key(1), "value1"));
ASSERT_OK(Put(Key(2), "value1"));
const Snapshot* s1 = db_->GetSnapshot();
ASSERT_OK(Flush());
ASSERT_OK(Put(Key(1), "value2"));
ASSERT_OK(Put(Key(3), "value2"));
ASSERT_OK(Flush());
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
auto my_cs = GetCompactionService();
ASSERT_GE(my_cs->GetCompactionNum(), 1);
ASSERT_EQ("value1", Get(Key(1), s1));
ASSERT_EQ("value2", Get(Key(1)));
db_->ReleaseSnapshot(s1);
}
TEST_F(CompactionServiceTest, ConcurrentCompaction) {
Options options = CurrentOptions();
options.level0_file_num_compaction_trigger = 100;
options.max_background_jobs = 20;
ReopenWithCompactionService(&options);
GenerateTestData();
ColumnFamilyMetaData meta;
db_->GetColumnFamilyMetaData(&meta);
std::vector<std::thread> threads;
for (const auto& file : meta.levels[1].files) {
threads.emplace_back(std::thread([&]() {
std::string fname = file.db_path + "/" + file.name;
ASSERT_OK(db_->CompactFiles(CompactionOptions(), {fname}, 2));
}));
}
for (auto& thread : threads) {
thread.join();
}
ASSERT_OK(dbfull()->TEST_WaitForCompact());
// verify result
for (int i = 0; i < 200; i++) {
auto result = Get(Key(i));
if (i % 2) {
ASSERT_EQ(result, "value" + ToString(i));
} else {
ASSERT_EQ(result, "value_new" + ToString(i));
}
}
auto my_cs = GetCompactionService();
ASSERT_EQ(my_cs->GetCompactionNum(), 10);
ASSERT_EQ(FilesPerLevel(), "0,0,10");
}
TEST_F(CompactionServiceTest, CompactionInfo) {
Options options = CurrentOptions();
ReopenWithCompactionService(&options);
for (int i = 0; i < 20; i++) {
for (int j = 0; j < 10; j++) {
int key_id = i * 10 + j;
ASSERT_OK(Put(Key(key_id), "value" + ToString(key_id)));
}
ASSERT_OK(Flush());
}
for (int i = 0; i < 10; i++) {
for (int j = 0; j < 10; j++) {
int key_id = i * 20 + j * 2;
ASSERT_OK(Put(Key(key_id), "value_new" + ToString(key_id)));
}
ASSERT_OK(Flush());
}
ASSERT_OK(dbfull()->TEST_WaitForCompact());
auto my_cs =
static_cast_with_check<MyTestCompactionService>(GetCompactionService());
uint64_t comp_num = my_cs->GetCompactionNum();
ASSERT_GE(comp_num, 1);
CompactionServiceJobInfo info = my_cs->GetCompactionInfoForStart();
ASSERT_EQ(dbname_, info.db_name);
std::string db_id, db_session_id;
ASSERT_OK(db_->GetDbIdentity(db_id));
ASSERT_EQ(db_id, info.db_id);
ASSERT_OK(db_->GetDbSessionId(db_session_id));
ASSERT_EQ(db_session_id, info.db_session_id);
ASSERT_EQ(Env::LOW, info.priority);
info = my_cs->GetCompactionInfoForWait();
ASSERT_EQ(dbname_, info.db_name);
ASSERT_EQ(db_id, info.db_id);
ASSERT_EQ(db_session_id, info.db_session_id);
ASSERT_EQ(Env::LOW, info.priority);
// Test priority USER
ColumnFamilyMetaData meta;
db_->GetColumnFamilyMetaData(&meta);
SstFileMetaData file = meta.levels[1].files[0];
ASSERT_OK(db_->CompactFiles(CompactionOptions(),
{file.db_path + "/" + file.name}, 2));
info = my_cs->GetCompactionInfoForStart();
ASSERT_EQ(Env::USER, info.priority);
info = my_cs->GetCompactionInfoForWait();
ASSERT_EQ(Env::USER, info.priority);
// Test priority BOTTOM
env_->SetBackgroundThreads(1, Env::BOTTOM);
options.num_levels = 2;
ReopenWithCompactionService(&options);
my_cs =
static_cast_with_check<MyTestCompactionService>(GetCompactionService());
for (int i = 0; i < 20; i++) {
for (int j = 0; j < 10; j++) {
int key_id = i * 10 + j;
ASSERT_OK(Put(Key(key_id), "value" + ToString(key_id)));
}
ASSERT_OK(Flush());
}
for (int i = 0; i < 4; i++) {
for (int j = 0; j < 10; j++) {
int key_id = i * 20 + j * 2;
ASSERT_OK(Put(Key(key_id), "value_new" + ToString(key_id)));
}
ASSERT_OK(Flush());
}
ASSERT_OK(dbfull()->TEST_WaitForCompact());
info = my_cs->GetCompactionInfoForStart();
ASSERT_EQ(Env::BOTTOM, info.priority);
info = my_cs->GetCompactionInfoForWait();
ASSERT_EQ(Env::BOTTOM, info.priority);
}
TEST_F(CompactionServiceTest, FallbackLocalAuto) {
Options options = CurrentOptions();
ReopenWithCompactionService(&options);
auto my_cs = GetCompactionService();
Statistics* compactor_statistics = GetCompactorStatistics();
Statistics* primary_statistics = GetPrimaryStatistics();
uint64_t compactor_write_bytes =
compactor_statistics->getTickerCount(COMPACT_WRITE_BYTES);
uint64_t primary_write_bytes =
primary_statistics->getTickerCount(COMPACT_WRITE_BYTES);
my_cs->OverrideStartStatus(CompactionServiceJobStatus::kUseLocal);
for (int i = 0; i < 20; i++) {
for (int j = 0; j < 10; j++) {
int key_id = i * 10 + j;
ASSERT_OK(Put(Key(key_id), "value" + ToString(key_id)));
}
ASSERT_OK(Flush());
}
for (int i = 0; i < 10; i++) {
for (int j = 0; j < 10; j++) {
int key_id = i * 20 + j * 2;
ASSERT_OK(Put(Key(key_id), "value_new" + ToString(key_id)));
}
ASSERT_OK(Flush());
}
ASSERT_OK(dbfull()->TEST_WaitForCompact());
// verify result
for (int i = 0; i < 200; i++) {
auto result = Get(Key(i));
if (i % 2) {
ASSERT_EQ(result, "value" + ToString(i));
} else {
ASSERT_EQ(result, "value_new" + ToString(i));
}
}
ASSERT_EQ(my_cs->GetCompactionNum(), 0);
// make sure the compaction statistics is only recorded on the local side
ASSERT_EQ(compactor_statistics->getTickerCount(COMPACT_WRITE_BYTES),
compactor_write_bytes);
ASSERT_GT(primary_statistics->getTickerCount(COMPACT_WRITE_BYTES),
primary_write_bytes);
ASSERT_EQ(primary_statistics->getTickerCount(REMOTE_COMPACT_READ_BYTES), 0);
ASSERT_EQ(primary_statistics->getTickerCount(REMOTE_COMPACT_WRITE_BYTES), 0);
}
TEST_F(CompactionServiceTest, FallbackLocalManual) {
Options options = CurrentOptions();
options.disable_auto_compactions = true;
ReopenWithCompactionService(&options);
GenerateTestData();
VerifyTestData();
auto my_cs = GetCompactionService();
Statistics* compactor_statistics = GetCompactorStatistics();
Statistics* primary_statistics = GetPrimaryStatistics();
uint64_t compactor_write_bytes =
compactor_statistics->getTickerCount(COMPACT_WRITE_BYTES);
uint64_t primary_write_bytes =
primary_statistics->getTickerCount(COMPACT_WRITE_BYTES);
// re-enable remote compaction
my_cs->ResetOverride();
std::string start_str = Key(15);
std::string end_str = Key(45);
Slice start(start_str);
Slice end(end_str);
uint64_t comp_num = my_cs->GetCompactionNum();
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), &start, &end));
ASSERT_GE(my_cs->GetCompactionNum(), comp_num + 1);
// make sure the compaction statistics is only recorded on the remote side
ASSERT_GT(compactor_statistics->getTickerCount(COMPACT_WRITE_BYTES),
compactor_write_bytes);
ASSERT_EQ(primary_statistics->getTickerCount(REMOTE_COMPACT_WRITE_BYTES),
compactor_statistics->getTickerCount(COMPACT_WRITE_BYTES));
ASSERT_EQ(primary_statistics->getTickerCount(COMPACT_WRITE_BYTES),
primary_write_bytes);
// return run local again with API WaitForComplete
my_cs->OverrideWaitStatus(CompactionServiceJobStatus::kUseLocal);
start_str = Key(120);
start = start_str;
comp_num = my_cs->GetCompactionNum();
compactor_write_bytes =
compactor_statistics->getTickerCount(COMPACT_WRITE_BYTES);
primary_write_bytes = primary_statistics->getTickerCount(COMPACT_WRITE_BYTES);
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), &start, nullptr));
ASSERT_EQ(my_cs->GetCompactionNum(),
comp_num); // no remote compaction is run
// make sure the compaction statistics is only recorded on the local side
ASSERT_EQ(compactor_statistics->getTickerCount(COMPACT_WRITE_BYTES),
compactor_write_bytes);
ASSERT_GT(primary_statistics->getTickerCount(COMPACT_WRITE_BYTES),
primary_write_bytes);
ASSERT_EQ(primary_statistics->getTickerCount(REMOTE_COMPACT_WRITE_BYTES),
compactor_write_bytes);
// verify result after 2 manual compactions
VerifyTestData();
}
} // namespace ROCKSDB_NAMESPACE
int main(int argc, char** argv) {
ROCKSDB_NAMESPACE::port::InstallStackTraceHandler();
::testing::InitGoogleTest(&argc, argv);
RegisterCustomObjects(argc, argv);
return RUN_ALL_TESTS();
}
#else
#include <stdio.h>
int main(int /*argc*/, char** /*argv*/) {
fprintf(stderr,
"SKIPPED as CompactionService is not supported in ROCKSDB_LITE\n");
return 0;
}
#endif // ROCKSDB_LITE