Whole DBTest to skip fsync

db/blob/db_blob_index_test.cc

@@ -41,7 +41,8 @@ class DBBlobIndexTest : public DBTestBase {
                                        Tier::kImmutableMemtables,
                                        Tier::kL0SstFile, Tier::kLnSstFile};
 
-  DBBlobIndexTest() : DBTestBase("/db_blob_index_test") {}
+  DBBlobIndexTest()
+      : DBTestBase("/db_blob_index_test", /*env_do_fsync=*/true) {}
 
   ColumnFamilyHandle* cfh() { return dbfull()->DefaultColumnFamily(); }
 

db/db_basic_test.cc

@@ -28,7 +28,7 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBBasicTest : public DBTestBase {
  public:
-  DBBasicTest() : DBTestBase("/db_basic_test") {}
+  DBBasicTest() : DBTestBase("/db_basic_test", /*env_do_fsync=*/true) {}
 };
 
 TEST_F(DBBasicTest, OpenWhenOpen) {
@@ -2374,7 +2374,7 @@ class DBBasicTestMultiGet : public DBTestBase {
   DBBasicTestMultiGet(std::string test_dir, int num_cfs, bool compressed_cache,
                       bool uncompressed_cache, bool _compression_enabled,
                       bool _fill_cache, uint32_t compression_parallel_threads)
-      : DBTestBase(test_dir) {
+      : DBTestBase(test_dir, /*env_do_fsync=*/true) {
     compression_enabled_ = _compression_enabled;
     fill_cache_ = _fill_cache;
 

db/db_block_cache_test.cc

@@ -34,7 +34,8 @@ class DBBlockCacheTest : public DBTestBase {
   const size_t kNumBlocks = 10;
   const size_t kValueSize = 100;
 
-  DBBlockCacheTest() : DBTestBase("/db_block_cache_test") {}
+  DBBlockCacheTest()
+      : DBTestBase("/db_block_cache_test", /*env_do_fsync=*/true) {}
 
   BlockBasedTableOptions GetTableOptions() {
     BlockBasedTableOptions table_options;

db/db_bloom_filter_test.cc

@@ -23,7 +23,8 @@ using BFP = BloomFilterPolicy;
 
 class DBBloomFilterTest : public DBTestBase {
  public:
-  DBBloomFilterTest() : DBTestBase("/db_bloom_filter_test") {}
+  DBBloomFilterTest()
+      : DBTestBase("/db_bloom_filter_test", /*env_do_fsync=*/true) {}
 };
 
 class DBBloomFilterTestWithParam : public DBTestBase,
@@ -36,7 +37,8 @@ class DBBloomFilterTestWithParam : public DBTestBase,
   uint32_t format_version_;
 
  public:
-  DBBloomFilterTestWithParam() : DBTestBase("/db_bloom_filter_tests") {}
+  DBBloomFilterTestWithParam()
+      : DBTestBase("/db_bloom_filter_tests", /*env_do_fsync=*/true) {}
 
   ~DBBloomFilterTestWithParam() override {}
 
@@ -1039,7 +1041,7 @@ class DBBloomFilterTestVaryPrefixAndFormatVer
 
  public:
   DBBloomFilterTestVaryPrefixAndFormatVer()
-      : DBTestBase("/db_bloom_filter_tests") {}
+      : DBTestBase("/db_bloom_filter_tests", /*env_do_fsync=*/true) {}
 
   ~DBBloomFilterTestVaryPrefixAndFormatVer() override {}
 

db/db_compaction_filter_test.cc

@@ -21,7 +21,8 @@ static std::string NEW_VALUE = "NewValue";
 
 class DBTestCompactionFilter : public DBTestBase {
  public:
-  DBTestCompactionFilter() : DBTestBase("/db_compaction_filter_test") {}
+  DBTestCompactionFilter()
+      : DBTestBase("/db_compaction_filter_test", /*env_do_fsync=*/true) {}
 };
 
 // Param variant of DBTestBase::ChangeCompactOptions

db/db_compaction_test.cc

@@ -26,14 +26,16 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBCompactionTest : public DBTestBase {
  public:
-  DBCompactionTest() : DBTestBase("/db_compaction_test") {}
+  DBCompactionTest()
+      : DBTestBase("/db_compaction_test", /*env_do_fsync=*/true) {}
 };
 
 class DBCompactionTestWithParam
     : public DBTestBase,
       public testing::WithParamInterface<std::tuple<uint32_t, bool>> {
  public:
-  DBCompactionTestWithParam() : DBTestBase("/db_compaction_test") {
+  DBCompactionTestWithParam()
+      : DBTestBase("/db_compaction_test", /*env_do_fsync=*/true) {
     max_subcompactions_ = std::get<0>(GetParam());
     exclusive_manual_compaction_ = std::get<1>(GetParam());
   }
@@ -4825,7 +4827,8 @@ INSTANTIATE_TEST_CASE_P(DBCompactionDirectIOTest, DBCompactionDirectIOTest,
 class CompactionPriTest : public DBTestBase,
                           public testing::WithParamInterface<uint32_t> {
  public:
-  CompactionPriTest() : DBTestBase("/compaction_pri_test") {
+  CompactionPriTest()
+      : DBTestBase("/compaction_pri_test", /*env_do_fsync=*/true) {
     compaction_pri_ = GetParam();
   }
 

db/db_dynamic_level_test.cc

@@ -20,7 +20,8 @@
 namespace ROCKSDB_NAMESPACE {
 class DBTestDynamicLevel : public DBTestBase {
  public:
-  DBTestDynamicLevel() : DBTestBase("/db_dynamic_level_test") {}
+  DBTestDynamicLevel()
+      : DBTestBase("/db_dynamic_level_test", /*env_do_fsync=*/true) {}
 };
 
 TEST_F(DBTestDynamicLevel, DynamicLevelMaxBytesBase) {

db/db_encryption_test.cc

@@ -16,7 +16,8 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBEncryptionTest : public DBTestBase {
  public:
-  DBEncryptionTest() : DBTestBase("/db_encryption_test") {}
+  DBEncryptionTest()
+      : DBTestBase("/db_encryption_test", /*env_do_fsync=*/true) {}
 };
 
 #ifndef ROCKSDB_LITE

db/db_flush_test.cc

@@ -22,7 +22,7 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBFlushTest : public DBTestBase {
  public:
-  DBFlushTest() : DBTestBase("/db_flush_test") {}
+  DBFlushTest() : DBTestBase("/db_flush_test", /*env_do_fsync=*/true) {}
 };
 
 class DBFlushDirectIOTest : public DBFlushTest,

db/db_impl/db_secondary_test.cc

@@ -19,7 +19,7 @@ namespace ROCKSDB_NAMESPACE {
 class DBSecondaryTest : public DBTestBase {
  public:
   DBSecondaryTest()
-      : DBTestBase("/db_secondary_test"),
+      : DBTestBase("/db_secondary_test", /*env_do_fsync=*/true),
         secondary_path_(),
         handles_secondary_(),
         db_secondary_(nullptr) {

db/db_inplace_update_test.cc

@@ -13,7 +13,8 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBTestInPlaceUpdate : public DBTestBase {
  public:
-  DBTestInPlaceUpdate() : DBTestBase("/db_inplace_update_test") {}
+  DBTestInPlaceUpdate()
+      : DBTestBase("/db_inplace_update_test", /*env_do_fsync=*/true) {}
 };
 
 TEST_F(DBTestInPlaceUpdate, InPlaceUpdate) {

db/db_io_failure_test.cc

@@ -15,7 +15,8 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBIOFailureTest : public DBTestBase {
  public:
-  DBIOFailureTest() : DBTestBase("/db_io_failure_test") {}
+  DBIOFailureTest()
+      : DBTestBase("/db_io_failure_test", /*env_do_fsync=*/true) {}
 };
 
 #ifndef ROCKSDB_LITE

db/db_iterator_test.cc

@@ -34,7 +34,7 @@ class DummyReadCallback : public ReadCallback {
 class DBIteratorTest : public DBTestBase,
                        public testing::WithParamInterface<bool> {
  public:
-  DBIteratorTest() : DBTestBase("/db_iterator_test") {}
+  DBIteratorTest() : DBTestBase("/db_iterator_test", /*env_do_fsync=*/true) {}
 
   Iterator* NewIterator(const ReadOptions& read_options,
                         ColumnFamilyHandle* column_family = nullptr) {

db/db_log_iter_test.cc

@@ -19,7 +19,8 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBTestXactLogIterator : public DBTestBase {
  public:
-  DBTestXactLogIterator() : DBTestBase("/db_log_iter_test") {}
+  DBTestXactLogIterator()
+      : DBTestBase("/db_log_iter_test", /*env_do_fsync=*/true) {}
 
   std::unique_ptr<TransactionLogIterator> OpenTransactionLogIter(
       const SequenceNumber seq) {

db/db_memtable_test.cc

@@ -17,7 +17,7 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBMemTableTest : public DBTestBase {
  public:
-  DBMemTableTest() : DBTestBase("/db_memtable_test") {}
+  DBMemTableTest() : DBTestBase("/db_memtable_test", /*env_do_fsync=*/true) {}
 };
 
 class MockMemTableRep : public MemTableRep {

db/db_merge_operand_test.cc

@@ -21,7 +21,8 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBMergeOperandTest : public DBTestBase {
  public:
-  DBMergeOperandTest() : DBTestBase("/db_merge_operand_test") {}
+  DBMergeOperandTest()
+      : DBTestBase("/db_merge_operand_test", /*env_do_fsync=*/true) {}
 };
 
 TEST_F(DBMergeOperandTest, GetMergeOperandsBasic) {

db/db_merge_operator_test.cc

@@ -36,7 +36,8 @@ class TestReadCallback : public ReadCallback {
 // Test merge operator functionality.
 class DBMergeOperatorTest : public DBTestBase {
  public:
-  DBMergeOperatorTest() : DBTestBase("/db_merge_operator_test") {}
+  DBMergeOperatorTest()
+      : DBTestBase("/db_merge_operator_test", /*env_do_fsync=*/true) {}
 
   std::string GetWithReadCallback(SnapshotChecker* snapshot_checker,
                                   const Slice& key,

db/db_options_test.cc

@@ -27,7 +27,7 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBOptionsTest : public DBTestBase {
  public:
-  DBOptionsTest() : DBTestBase("/db_options_test") {}
+  DBOptionsTest() : DBTestBase("/db_options_test", /*env_do_fsync=*/true) {}
 
 #ifndef ROCKSDB_LITE
   std::unordered_map<std::string, std::string> GetMutableDBOptionsMap(

db/db_properties_test.cc

@@ -26,7 +26,8 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBPropertiesTest : public DBTestBase {
  public:
-  DBPropertiesTest() : DBTestBase("/db_properties_test") {}
+  DBPropertiesTest()
+      : DBTestBase("/db_properties_test", /*env_do_fsync=*/true) {}
 };
 
 #ifndef ROCKSDB_LITE

db/db_range_del_test.cc

@@ -14,7 +14,7 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBRangeDelTest : public DBTestBase {
  public:
-  DBRangeDelTest() : DBTestBase("/db_range_del_test") {}
+  DBRangeDelTest() : DBTestBase("/db_range_del_test", /*env_do_fsync=*/true) {}
 
   std::string GetNumericStr(int key) {
     uint64_t uint64_key = static_cast<uint64_t>(key);

db/db_sst_test.cc

@@ -18,7 +18,7 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBSSTTest : public DBTestBase {
  public:
-  DBSSTTest() : DBTestBase("/db_sst_test") {}
+  DBSSTTest() : DBTestBase("/db_sst_test", /*env_do_fsync=*/true) {}
 };
 
 #ifndef ROCKSDB_LITE

db/db_statistics_test.cc

@@ -15,7 +15,8 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBStatisticsTest : public DBTestBase {
  public:
-  DBStatisticsTest() : DBTestBase("/db_statistics_test") {}
+  DBStatisticsTest()
+      : DBTestBase("/db_statistics_test", /*env_do_fsync=*/true) {}
 };
 
 TEST_F(DBStatisticsTest, CompressionStatsTest) {

db/db_table_properties_test.cc

@@ -49,7 +49,8 @@ void VerifyTableProperties(DB* db, uint64_t expected_entries_size) {
 class DBTablePropertiesTest : public DBTestBase,
                               public testing::WithParamInterface<std::string> {
  public:
-  DBTablePropertiesTest() : DBTestBase("/db_table_properties_test") {}
+  DBTablePropertiesTest()
+      : DBTestBase("/db_table_properties_test", /*env_do_fsync=*/true) {}
   TablePropertiesCollection TestGetPropertiesOfTablesInRange(
       std::vector<Range> ranges, std::size_t* num_properties = nullptr,
       std::size_t* num_files = nullptr);

db/db_tailing_iter_test.cc

@@ -20,7 +20,8 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBTestTailingIterator : public DBTestBase {
  public:
-  DBTestTailingIterator() : DBTestBase("/db_tailing_iterator_test") {}
+  DBTestTailingIterator()
+      : DBTestBase("/db_tailing_iterator_test", /*env_do_fsync=*/true) {}
 };
 
 TEST_F(DBTestTailingIterator, TailingIteratorSingle) {

db/db_test.cc

@@ -71,9 +71,12 @@
 
 namespace ROCKSDB_NAMESPACE {
 
+// Note that whole DBTest and its child classes disable fsync on files
+// and directories for speed.
+// If fsync needs to be covered in a test, put it in other places.
 class DBTest : public DBTestBase {
  public:
-  DBTest() : DBTestBase("/db_test") {}
+  DBTest() : DBTestBase("/db_test", /*env_do_fsync=*/false) {}
 };
 
 class DBTestWithParam
@@ -1792,7 +1795,6 @@ TEST_F(DBTest, Snapshot) {
 TEST_F(DBTest, HiddenValuesAreRemoved) {
   anon::OptionsOverride options_override;
   options_override.skip_policy = kSkipNoSnapshot;
-  env_->skip_fsync_ = true;
   do {
     Options options = CurrentOptions(options_override);
     CreateAndReopenWithCF({"pikachu"}, options);
@@ -4000,7 +4002,6 @@ TEST_F(DBTest, DynamicMemtableOptions) {
   const uint64_t k128KB = 1 << 17;
   const uint64_t k5KB = 5 * 1024;
   Options options;
-  env_->skip_fsync_ = true;
   options.env = env_;
   options.create_if_missing = true;
   options.compression = kNoCompression;
@@ -5147,7 +5148,6 @@ TEST_F(DBTest, DynamicUniversalCompactionOptions) {
 
 TEST_F(DBTest, FileCreationRandomFailure) {
   Options options;
-  env_->skip_fsync_ = true;
   options.env = env_;
   options.create_if_missing = true;
   options.write_buffer_size = 100000;  // Small write buffer
@@ -5504,7 +5504,6 @@ TEST_F(DBTest, MergeTestTime) {
 #ifndef ROCKSDB_LITE
 TEST_P(DBTestWithParam, MergeCompactionTimeTest) {
   SetPerfLevel(kEnableTime);
-  env_->skip_fsync_ = true;
   Options options = CurrentOptions();
   options.compaction_filter_factory = std::make_shared<KeepFilterFactory>();
   options.statistics = ROCKSDB_NAMESPACE::CreateDBStatistics();

db/db_test2.cc

@@ -23,7 +23,7 @@ namespace ROCKSDB_NAMESPACE {
 
 class DBTest2 : public DBTestBase {
  public:
-  DBTest2() : DBTestBase("/db_test2") {}
+  DBTest2() : DBTestBase("/db_test2", /*env_do_fsync=*/true) {}
 };
 
 #ifndef ROCKSDB_LITE
@@ -93,7 +93,8 @@ class TestReadOnlyWithCompressedCache
       public testing::WithParamInterface<std::tuple<int, bool>> {
  public:
   TestReadOnlyWithCompressedCache()
-      : DBTestBase("/test_readonly_with_compressed_cache") {
+      : DBTestBase("/test_readonly_with_compressed_cache",
+                   /*env_do_fsync=*/true) {
     max_open_files_ = std::get<0>(GetParam());
     use_mmap_ = std::get<1>(GetParam());
   }
@@ -184,7 +185,7 @@ class PrefixFullBloomWithReverseComparator
       public ::testing::WithParamInterface<bool> {
  public:
   PrefixFullBloomWithReverseComparator()
-      : DBTestBase("/prefix_bloom_reverse") {}
+      : DBTestBase("/prefix_bloom_reverse", /*env_do_fsync=*/true) {}
   void SetUp() override { if_cache_filter_ = GetParam(); }
   bool if_cache_filter_;
 };
@@ -324,7 +325,7 @@ class DBTestSharedWriteBufferAcrossCFs
       public testing::WithParamInterface<std::tuple<bool, bool>> {
  public:
   DBTestSharedWriteBufferAcrossCFs()
-      : DBTestBase("/db_test_shared_write_buffer") {}
+      : DBTestBase("/db_test_shared_write_buffer", /*env_do_fsync=*/true) {}
   void SetUp() override {
     use_old_interface_ = std::get<0>(GetParam());
     cost_cache_ = std::get<1>(GetParam());
@@ -1790,7 +1791,8 @@ class PinL0IndexAndFilterBlocksTest
     : public DBTestBase,
       public testing::WithParamInterface<std::tuple<bool, bool>> {
  public:
-  PinL0IndexAndFilterBlocksTest() : DBTestBase("/db_pin_l0_index_bloom_test") {}
+  PinL0IndexAndFilterBlocksTest()
+      : DBTestBase("/db_pin_l0_index_bloom_test", /*env_do_fsync=*/true) {}
   void SetUp() override {
     infinite_max_files_ = std::get<0>(GetParam());
     disallow_preload_ = std::get<1>(GetParam());

db/db_test_util.cc

@@ -57,7 +57,7 @@ SpecialEnv::SpecialEnv(Env* base, bool time_elapse_only_sleep)
 ROT13BlockCipher rot13Cipher_(16);
 #endif  // ROCKSDB_LITE
 
-DBTestBase::DBTestBase(const std::string path)
+DBTestBase::DBTestBase(const std::string path, bool env_do_fsync)
     : mem_env_(nullptr), encrypted_env_(nullptr), option_config_(kDefault) {
   Env* base_env = Env::Default();
 #ifndef ROCKSDB_LITE
@@ -84,6 +84,7 @@ DBTestBase::DBTestBase(const std::string path)
                                        : (mem_env_ ? mem_env_ : base_env));
   env_->SetBackgroundThreads(1, Env::LOW);
   env_->SetBackgroundThreads(1, Env::HIGH);
+  env_->skip_fsync_ = !env_do_fsync;
   dbname_ = test::PerThreadDBPath(env_, path);
   alternative_wal_dir_ = dbname_ + "/wal";
   alternative_db_log_dir_ = dbname_ + "/db_log_dir";