mirror of
https://github.com/facebook/rocksdb.git
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24498ab1ec
Summary: Add status enforcement for following tests: 1. import_column_family_test 2. memory_test 3. table_test Pull Request resolved: https://github.com/facebook/rocksdb/pull/7500 Reviewed By: zhichao-cao Differential Revision: D24095887 Pulled By: akankshamahajan15 fbshipit-source-id: db8e1ec595852df143fad78a0c07bfdd27dc3c84
275 lines
9.5 KiB
C++
275 lines
9.5 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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#ifndef ROCKSDB_LITE
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#include "db/db_impl/db_impl.h"
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#include "rocksdb/cache.h"
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#include "rocksdb/table.h"
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#include "rocksdb/utilities/memory_util.h"
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#include "rocksdb/utilities/stackable_db.h"
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#include "table/block_based/block_based_table_factory.h"
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#include "test_util/testharness.h"
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#include "test_util/testutil.h"
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#include "util/random.h"
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#include "util/string_util.h"
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namespace ROCKSDB_NAMESPACE {
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class MemoryTest : public testing::Test {
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public:
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MemoryTest() : kDbDir(test::PerThreadDBPath("memory_test")), rnd_(301) {
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assert(Env::Default()->CreateDirIfMissing(kDbDir).ok());
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}
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std::string GetDBName(int id) { return kDbDir + "db_" + ToString(id); }
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void UpdateUsagesHistory(const std::vector<DB*>& dbs) {
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std::map<MemoryUtil::UsageType, uint64_t> usage_by_type;
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ASSERT_OK(GetApproximateMemoryUsageByType(dbs, &usage_by_type));
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for (int i = 0; i < MemoryUtil::kNumUsageTypes; ++i) {
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usage_history_[i].push_back(
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usage_by_type[static_cast<MemoryUtil::UsageType>(i)]);
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}
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}
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void GetCachePointersFromTableFactory(
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const TableFactory* factory,
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std::unordered_set<const Cache*>* cache_set) {
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const auto bbto = factory->GetOptions<BlockBasedTableOptions>();
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if (bbto != nullptr) {
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cache_set->insert(bbto->block_cache.get());
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cache_set->insert(bbto->block_cache_compressed.get());
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}
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}
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void GetCachePointers(const std::vector<DB*>& dbs,
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std::unordered_set<const Cache*>* cache_set) {
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cache_set->clear();
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for (auto* db : dbs) {
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assert(db);
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// Cache from DBImpl
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StackableDB* sdb = dynamic_cast<StackableDB*>(db);
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DBImpl* db_impl = dynamic_cast<DBImpl*>(sdb ? sdb->GetBaseDB() : db);
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if (db_impl != nullptr) {
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cache_set->insert(db_impl->TEST_table_cache());
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}
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// Cache from DBOptions
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cache_set->insert(db->GetDBOptions().row_cache.get());
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// Cache from table factories
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std::unordered_map<std::string, const ImmutableCFOptions*> iopts_map;
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if (db_impl != nullptr) {
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ASSERT_OK(db_impl->TEST_GetAllImmutableCFOptions(&iopts_map));
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}
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for (auto pair : iopts_map) {
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GetCachePointersFromTableFactory(pair.second->table_factory, cache_set);
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}
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}
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}
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Status GetApproximateMemoryUsageByType(
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const std::vector<DB*>& dbs,
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std::map<MemoryUtil::UsageType, uint64_t>* usage_by_type) {
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std::unordered_set<const Cache*> cache_set;
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GetCachePointers(dbs, &cache_set);
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return MemoryUtil::GetApproximateMemoryUsageByType(dbs, cache_set,
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usage_by_type);
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}
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const std::string kDbDir;
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Random rnd_;
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std::vector<uint64_t> usage_history_[MemoryUtil::kNumUsageTypes];
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};
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TEST_F(MemoryTest, SharedBlockCacheTotal) {
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std::vector<DB*> dbs;
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std::vector<uint64_t> usage_by_type;
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const int kNumDBs = 10;
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const int kKeySize = 100;
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const int kValueSize = 500;
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Options opt;
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opt.create_if_missing = true;
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opt.write_buffer_size = kKeySize + kValueSize;
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opt.max_write_buffer_number = 10;
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opt.min_write_buffer_number_to_merge = 10;
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opt.disable_auto_compactions = true;
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BlockBasedTableOptions bbt_opts;
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bbt_opts.block_cache = NewLRUCache(4096 * 1000 * 10);
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for (int i = 0; i < kNumDBs; ++i) {
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DestroyDB(GetDBName(i), opt);
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DB* db = nullptr;
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ASSERT_OK(DB::Open(opt, GetDBName(i), &db));
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dbs.push_back(db);
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}
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std::vector<std::string> keys_by_db[kNumDBs];
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// Fill one memtable per Put to make memtable use more memory.
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for (int p = 0; p < opt.min_write_buffer_number_to_merge / 2; ++p) {
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for (int i = 0; i < kNumDBs; ++i) {
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for (int j = 0; j < 100; ++j) {
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keys_by_db[i].emplace_back(rnd_.RandomString(kKeySize));
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ASSERT_OK(dbs[i]->Put(WriteOptions(), keys_by_db[i].back(),
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rnd_.RandomString(kValueSize)));
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}
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dbs[i]->Flush(FlushOptions());
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}
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}
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for (int i = 0; i < kNumDBs; ++i) {
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for (auto& key : keys_by_db[i]) {
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std::string value;
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dbs[i]->Get(ReadOptions(), key, &value);
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}
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UpdateUsagesHistory(dbs);
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}
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for (size_t i = 1; i < usage_history_[MemoryUtil::kMemTableTotal].size();
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++i) {
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// Expect EQ as we didn't flush more memtables.
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ASSERT_EQ(usage_history_[MemoryUtil::kTableReadersTotal][i],
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usage_history_[MemoryUtil::kTableReadersTotal][i - 1]);
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}
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for (int i = 0; i < kNumDBs; ++i) {
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delete dbs[i];
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}
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}
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TEST_F(MemoryTest, MemTableAndTableReadersTotal) {
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std::vector<DB*> dbs;
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std::vector<uint64_t> usage_by_type;
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std::vector<std::vector<ColumnFamilyHandle*>> vec_handles;
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const int kNumDBs = 10;
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const int kKeySize = 100;
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const int kValueSize = 500;
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Options opt;
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opt.create_if_missing = true;
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opt.create_missing_column_families = true;
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opt.write_buffer_size = kKeySize + kValueSize;
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opt.max_write_buffer_number = 10;
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opt.min_write_buffer_number_to_merge = 10;
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opt.disable_auto_compactions = true;
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std::vector<ColumnFamilyDescriptor> cf_descs = {
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{kDefaultColumnFamilyName, ColumnFamilyOptions(opt)},
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{"one", ColumnFamilyOptions(opt)},
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{"two", ColumnFamilyOptions(opt)},
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};
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for (int i = 0; i < kNumDBs; ++i) {
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DestroyDB(GetDBName(i), opt);
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std::vector<ColumnFamilyHandle*> handles;
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dbs.emplace_back();
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vec_handles.emplace_back();
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ASSERT_OK(DB::Open(DBOptions(opt), GetDBName(i), cf_descs,
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&vec_handles.back(), &dbs.back()));
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}
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// Fill one memtable per Put to make memtable use more memory.
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for (int p = 0; p < opt.min_write_buffer_number_to_merge / 2; ++p) {
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for (int i = 0; i < kNumDBs; ++i) {
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for (auto* handle : vec_handles[i]) {
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ASSERT_OK(dbs[i]->Put(WriteOptions(), handle,
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rnd_.RandomString(kKeySize),
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rnd_.RandomString(kValueSize)));
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UpdateUsagesHistory(dbs);
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}
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}
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}
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// Expect the usage history is monotonically increasing
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for (size_t i = 1; i < usage_history_[MemoryUtil::kMemTableTotal].size();
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++i) {
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ASSERT_GT(usage_history_[MemoryUtil::kMemTableTotal][i],
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usage_history_[MemoryUtil::kMemTableTotal][i - 1]);
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ASSERT_GT(usage_history_[MemoryUtil::kMemTableUnFlushed][i],
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usage_history_[MemoryUtil::kMemTableUnFlushed][i - 1]);
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ASSERT_EQ(usage_history_[MemoryUtil::kTableReadersTotal][i],
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usage_history_[MemoryUtil::kTableReadersTotal][i - 1]);
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}
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size_t usage_check_point = usage_history_[MemoryUtil::kMemTableTotal].size();
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std::vector<Iterator*> iters;
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// Create an iterator and flush all memtables for each db
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for (int i = 0; i < kNumDBs; ++i) {
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iters.push_back(dbs[i]->NewIterator(ReadOptions()));
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dbs[i]->Flush(FlushOptions());
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for (int j = 0; j < 100; ++j) {
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std::string value;
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dbs[i]->Get(ReadOptions(), rnd_.RandomString(kKeySize), &value);
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}
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UpdateUsagesHistory(dbs);
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}
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for (size_t i = usage_check_point;
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i < usage_history_[MemoryUtil::kMemTableTotal].size(); ++i) {
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// Since memtables are pinned by iterators, we don't expect the
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// memory usage of all the memtables decreases as they are pinned
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// by iterators.
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ASSERT_GE(usage_history_[MemoryUtil::kMemTableTotal][i],
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usage_history_[MemoryUtil::kMemTableTotal][i - 1]);
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// Expect the usage history from the "usage_decay_point" is
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// monotonically decreasing.
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ASSERT_LT(usage_history_[MemoryUtil::kMemTableUnFlushed][i],
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usage_history_[MemoryUtil::kMemTableUnFlushed][i - 1]);
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// Expect the usage history of the table readers increases
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// as we flush tables.
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ASSERT_GT(usage_history_[MemoryUtil::kTableReadersTotal][i],
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usage_history_[MemoryUtil::kTableReadersTotal][i - 1]);
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ASSERT_GT(usage_history_[MemoryUtil::kCacheTotal][i],
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usage_history_[MemoryUtil::kCacheTotal][i - 1]);
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}
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usage_check_point = usage_history_[MemoryUtil::kMemTableTotal].size();
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for (int i = 0; i < kNumDBs; ++i) {
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// iterator is not used.
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ASSERT_OK(iters[i]->status());
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delete iters[i];
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UpdateUsagesHistory(dbs);
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}
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for (size_t i = usage_check_point;
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i < usage_history_[MemoryUtil::kMemTableTotal].size(); ++i) {
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// Expect the usage of all memtables decreasing as we delete iterators.
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ASSERT_LT(usage_history_[MemoryUtil::kMemTableTotal][i],
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usage_history_[MemoryUtil::kMemTableTotal][i - 1]);
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// Since the memory usage of un-flushed memtables is only affected
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// by Put and flush, we expect EQ here as we only delete iterators.
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ASSERT_EQ(usage_history_[MemoryUtil::kMemTableUnFlushed][i],
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usage_history_[MemoryUtil::kMemTableUnFlushed][i - 1]);
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// Expect EQ as we didn't flush more memtables.
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ASSERT_EQ(usage_history_[MemoryUtil::kTableReadersTotal][i],
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usage_history_[MemoryUtil::kTableReadersTotal][i - 1]);
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}
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for (int i = 0; i < kNumDBs; ++i) {
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for (auto* handle : vec_handles[i]) {
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delete handle;
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}
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delete dbs[i];
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}
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}
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} // namespace ROCKSDB_NAMESPACE
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int main(int argc, char** argv) {
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#if !(defined NDEBUG) || !defined(OS_WIN)
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::testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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#else
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return 0;
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#endif
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}
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#else
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#include <cstdio>
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int main(int /*argc*/, char** /*argv*/) {
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printf("Skipped in RocksDBLite as utilities are not supported.\n");
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return 0;
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}
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#endif // !ROCKSDB_LITE
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