fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
497 lines
20 KiB
497 lines
20 KiB
// Copyright (c) 2013, Facebook, Inc. All rights reserved.
|
|
// This source code is licensed under the BSD-style license found in the
|
|
// LICENSE file in the root directory of this source tree. An additional grant
|
|
// of patent rights can be found in the PATENTS file in the same directory.
|
|
|
|
#include "db/compaction_picker.h"
|
|
#include <limits>
|
|
#include <string>
|
|
#include "util/logging.h"
|
|
#include "util/string_util.h"
|
|
#include "util/testharness.h"
|
|
#include "util/testutil.h"
|
|
|
|
namespace rocksdb {
|
|
|
|
class CountingLogger : public Logger {
|
|
public:
|
|
using Logger::Logv;
|
|
virtual void Logv(const char* format, va_list ap) override { log_count++; }
|
|
size_t log_count;
|
|
};
|
|
|
|
class CompactionPickerTest : public testing::Test {
|
|
public:
|
|
const Comparator* ucmp_;
|
|
InternalKeyComparator icmp_;
|
|
Options options_;
|
|
ImmutableCFOptions ioptions_;
|
|
MutableCFOptions mutable_cf_options_;
|
|
LevelCompactionPicker level_compaction_picker;
|
|
std::string cf_name_;
|
|
CountingLogger logger_;
|
|
LogBuffer log_buffer_;
|
|
uint32_t file_num_;
|
|
CompactionOptionsFIFO fifo_options_;
|
|
std::unique_ptr<VersionStorageInfo> vstorage_;
|
|
std::vector<std::unique_ptr<FileMetaData>> files_;
|
|
|
|
CompactionPickerTest()
|
|
: ucmp_(BytewiseComparator()),
|
|
icmp_(ucmp_),
|
|
ioptions_(options_),
|
|
mutable_cf_options_(options_, ioptions_),
|
|
level_compaction_picker(ioptions_, &icmp_),
|
|
cf_name_("dummy"),
|
|
log_buffer_(InfoLogLevel::INFO_LEVEL, &logger_),
|
|
file_num_(1),
|
|
vstorage_(nullptr) {
|
|
fifo_options_.max_table_files_size = 1;
|
|
mutable_cf_options_.RefreshDerivedOptions(ioptions_);
|
|
ioptions_.db_paths.emplace_back("dummy",
|
|
std::numeric_limits<uint64_t>::max());
|
|
}
|
|
|
|
~CompactionPickerTest() {
|
|
}
|
|
|
|
void NewVersionStorage(int num_levels, CompactionStyle style) {
|
|
DeleteVersionStorage();
|
|
options_.num_levels = num_levels;
|
|
vstorage_.reset(new VersionStorageInfo(
|
|
&icmp_, ucmp_, options_.num_levels, style, nullptr));
|
|
vstorage_->CalculateBaseBytes(ioptions_, mutable_cf_options_);
|
|
}
|
|
|
|
void DeleteVersionStorage() {
|
|
vstorage_.reset();
|
|
files_.clear();
|
|
}
|
|
|
|
void Add(int level, uint32_t file_number, const char* smallest,
|
|
const char* largest, uint64_t file_size = 0, uint32_t path_id = 0,
|
|
SequenceNumber smallest_seq = 100,
|
|
SequenceNumber largest_seq = 100) {
|
|
assert(level < vstorage_->num_levels());
|
|
FileMetaData* f = new FileMetaData;
|
|
f->fd = FileDescriptor(file_number, path_id, file_size);
|
|
f->smallest = InternalKey(smallest, smallest_seq, kTypeValue);
|
|
f->largest = InternalKey(largest, largest_seq, kTypeValue);
|
|
f->compensated_file_size = file_size;
|
|
f->refs = 0;
|
|
vstorage_->AddFile(level, f);
|
|
files_.emplace_back(f);
|
|
}
|
|
|
|
void UpdateVersionStorageInfo() {
|
|
vstorage_->CalculateBaseBytes(ioptions_, mutable_cf_options_);
|
|
vstorage_->UpdateFilesBySize();
|
|
vstorage_->UpdateNumNonEmptyLevels();
|
|
vstorage_->GenerateFileIndexer();
|
|
vstorage_->GenerateLevelFilesBrief();
|
|
vstorage_->ComputeCompactionScore(mutable_cf_options_, fifo_options_);
|
|
vstorage_->GenerateLevel0NonOverlapping();
|
|
vstorage_->SetFinalized();
|
|
}
|
|
};
|
|
|
|
TEST_F(CompactionPickerTest, Empty) {
|
|
NewVersionStorage(6, kCompactionStyleLevel);
|
|
UpdateVersionStorageInfo();
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() == nullptr);
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, Single) {
|
|
NewVersionStorage(6, kCompactionStyleLevel);
|
|
mutable_cf_options_.level0_file_num_compaction_trigger = 2;
|
|
Add(0, 1U, "p", "q");
|
|
UpdateVersionStorageInfo();
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() == nullptr);
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, Level0Trigger) {
|
|
NewVersionStorage(6, kCompactionStyleLevel);
|
|
mutable_cf_options_.level0_file_num_compaction_trigger = 2;
|
|
Add(0, 1U, "150", "200");
|
|
Add(0, 2U, "200", "250");
|
|
|
|
UpdateVersionStorageInfo();
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() != nullptr);
|
|
ASSERT_EQ(2U, compaction->num_input_files(0));
|
|
ASSERT_EQ(1U, compaction->input(0, 0)->fd.GetNumber());
|
|
ASSERT_EQ(2U, compaction->input(0, 1)->fd.GetNumber());
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, Level1Trigger) {
|
|
NewVersionStorage(6, kCompactionStyleLevel);
|
|
Add(1, 66U, "150", "200", 1000000000U);
|
|
UpdateVersionStorageInfo();
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() != nullptr);
|
|
ASSERT_EQ(1U, compaction->num_input_files(0));
|
|
ASSERT_EQ(66U, compaction->input(0, 0)->fd.GetNumber());
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, Level1Trigger2) {
|
|
NewVersionStorage(6, kCompactionStyleLevel);
|
|
Add(1, 66U, "150", "200", 1000000001U);
|
|
Add(1, 88U, "201", "300", 1000000000U);
|
|
Add(2, 6U, "150", "179", 1000000000U);
|
|
Add(2, 7U, "180", "220", 1000000000U);
|
|
Add(2, 8U, "221", "300", 1000000000U);
|
|
UpdateVersionStorageInfo();
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() != nullptr);
|
|
ASSERT_EQ(1U, compaction->num_input_files(0));
|
|
ASSERT_EQ(2U, compaction->num_input_files(1));
|
|
ASSERT_EQ(66U, compaction->input(0, 0)->fd.GetNumber());
|
|
ASSERT_EQ(6U, compaction->input(1, 0)->fd.GetNumber());
|
|
ASSERT_EQ(7U, compaction->input(1, 1)->fd.GetNumber());
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, LevelMaxScore) {
|
|
NewVersionStorage(6, kCompactionStyleLevel);
|
|
mutable_cf_options_.target_file_size_base = 10000000;
|
|
mutable_cf_options_.target_file_size_multiplier = 10;
|
|
Add(0, 1U, "150", "200", 1000000000U);
|
|
// Level 1 score 1.2
|
|
Add(1, 66U, "150", "200", 6000000U);
|
|
Add(1, 88U, "201", "300", 6000000U);
|
|
// Level 2 score 1.8. File 7 is the largest. Should be picked
|
|
Add(2, 6U, "150", "179", 60000000U);
|
|
Add(2, 7U, "180", "220", 60000001U);
|
|
Add(2, 8U, "221", "300", 60000000U);
|
|
// Level 3 score slightly larger than 1
|
|
Add(3, 26U, "150", "170", 260000000U);
|
|
Add(3, 27U, "171", "179", 260000000U);
|
|
Add(3, 28U, "191", "220", 260000000U);
|
|
Add(3, 29U, "221", "300", 260000000U);
|
|
UpdateVersionStorageInfo();
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() != nullptr);
|
|
ASSERT_EQ(1U, compaction->num_input_files(0));
|
|
ASSERT_EQ(7U, compaction->input(0, 0)->fd.GetNumber());
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, NeedsCompactionLevel) {
|
|
const int kLevels = 6;
|
|
const int kFileCount = 20;
|
|
|
|
for (int level = 0; level < kLevels - 1; ++level) {
|
|
NewVersionStorage(kLevels, kCompactionStyleLevel);
|
|
uint64_t file_size = vstorage_->MaxBytesForLevel(level) * 2 / kFileCount;
|
|
for (int file_count = 1; file_count <= kFileCount; ++file_count) {
|
|
// start a brand new version in each test.
|
|
NewVersionStorage(kLevels, kCompactionStyleLevel);
|
|
for (int i = 0; i < file_count; ++i) {
|
|
Add(level, i, ToString((i + 100) * 1000).c_str(),
|
|
ToString((i + 100) * 1000 + 999).c_str(),
|
|
file_size, 0, i * 100, i * 100 + 99);
|
|
}
|
|
UpdateVersionStorageInfo();
|
|
ASSERT_EQ(vstorage_->CompactionScoreLevel(0), level);
|
|
ASSERT_EQ(level_compaction_picker.NeedsCompaction(vstorage_.get()),
|
|
vstorage_->CompactionScore(0) >= 1);
|
|
// release the version storage
|
|
DeleteVersionStorage();
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, Level0TriggerDynamic) {
|
|
int num_levels = ioptions_.num_levels;
|
|
ioptions_.level_compaction_dynamic_level_bytes = true;
|
|
mutable_cf_options_.level0_file_num_compaction_trigger = 2;
|
|
mutable_cf_options_.max_bytes_for_level_base = 200;
|
|
mutable_cf_options_.max_bytes_for_level_multiplier = 10;
|
|
NewVersionStorage(num_levels, kCompactionStyleLevel);
|
|
Add(0, 1U, "150", "200");
|
|
Add(0, 2U, "200", "250");
|
|
|
|
UpdateVersionStorageInfo();
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() != nullptr);
|
|
ASSERT_EQ(2U, compaction->num_input_files(0));
|
|
ASSERT_EQ(1U, compaction->input(0, 0)->fd.GetNumber());
|
|
ASSERT_EQ(2U, compaction->input(0, 1)->fd.GetNumber());
|
|
ASSERT_EQ(1, static_cast<int>(compaction->num_input_levels()));
|
|
ASSERT_EQ(num_levels - 1, compaction->output_level());
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, Level0TriggerDynamic2) {
|
|
int num_levels = ioptions_.num_levels;
|
|
ioptions_.level_compaction_dynamic_level_bytes = true;
|
|
mutable_cf_options_.level0_file_num_compaction_trigger = 2;
|
|
mutable_cf_options_.max_bytes_for_level_base = 200;
|
|
mutable_cf_options_.max_bytes_for_level_multiplier = 10;
|
|
NewVersionStorage(num_levels, kCompactionStyleLevel);
|
|
Add(0, 1U, "150", "200");
|
|
Add(0, 2U, "200", "250");
|
|
Add(num_levels - 1, 3U, "200", "250", 300U);
|
|
|
|
UpdateVersionStorageInfo();
|
|
ASSERT_EQ(vstorage_->base_level(), num_levels - 2);
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() != nullptr);
|
|
ASSERT_EQ(2U, compaction->num_input_files(0));
|
|
ASSERT_EQ(1U, compaction->input(0, 0)->fd.GetNumber());
|
|
ASSERT_EQ(2U, compaction->input(0, 1)->fd.GetNumber());
|
|
ASSERT_EQ(1, static_cast<int>(compaction->num_input_levels()));
|
|
ASSERT_EQ(num_levels - 2, compaction->output_level());
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, Level0TriggerDynamic3) {
|
|
int num_levels = ioptions_.num_levels;
|
|
ioptions_.level_compaction_dynamic_level_bytes = true;
|
|
mutable_cf_options_.level0_file_num_compaction_trigger = 2;
|
|
mutable_cf_options_.max_bytes_for_level_base = 200;
|
|
mutable_cf_options_.max_bytes_for_level_multiplier = 10;
|
|
NewVersionStorage(num_levels, kCompactionStyleLevel);
|
|
Add(0, 1U, "150", "200");
|
|
Add(0, 2U, "200", "250");
|
|
Add(num_levels - 1, 3U, "200", "250", 300U);
|
|
Add(num_levels - 1, 4U, "300", "350", 3000U);
|
|
|
|
UpdateVersionStorageInfo();
|
|
ASSERT_EQ(vstorage_->base_level(), num_levels - 3);
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() != nullptr);
|
|
ASSERT_EQ(2U, compaction->num_input_files(0));
|
|
ASSERT_EQ(1U, compaction->input(0, 0)->fd.GetNumber());
|
|
ASSERT_EQ(2U, compaction->input(0, 1)->fd.GetNumber());
|
|
ASSERT_EQ(1, static_cast<int>(compaction->num_input_levels()));
|
|
ASSERT_EQ(num_levels - 3, compaction->output_level());
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, Level0TriggerDynamic4) {
|
|
int num_levels = ioptions_.num_levels;
|
|
ioptions_.level_compaction_dynamic_level_bytes = true;
|
|
mutable_cf_options_.level0_file_num_compaction_trigger = 2;
|
|
mutable_cf_options_.max_bytes_for_level_base = 200;
|
|
mutable_cf_options_.max_bytes_for_level_multiplier = 10;
|
|
NewVersionStorage(num_levels, kCompactionStyleLevel);
|
|
Add(0, 1U, "150", "200");
|
|
Add(0, 2U, "200", "250");
|
|
Add(num_levels - 1, 3U, "200", "250", 300U);
|
|
Add(num_levels - 1, 4U, "300", "350", 3000U);
|
|
Add(num_levels - 3, 5U, "150", "180", 3U);
|
|
Add(num_levels - 3, 6U, "181", "300", 3U);
|
|
Add(num_levels - 3, 7U, "400", "450", 3U);
|
|
|
|
UpdateVersionStorageInfo();
|
|
ASSERT_EQ(vstorage_->base_level(), num_levels - 3);
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() != nullptr);
|
|
ASSERT_EQ(2U, compaction->num_input_files(0));
|
|
ASSERT_EQ(1U, compaction->input(0, 0)->fd.GetNumber());
|
|
ASSERT_EQ(2U, compaction->input(0, 1)->fd.GetNumber());
|
|
ASSERT_EQ(2U, compaction->num_input_files(1));
|
|
ASSERT_EQ(num_levels - 3, compaction->level(1));
|
|
ASSERT_EQ(5U, compaction->input(1, 0)->fd.GetNumber());
|
|
ASSERT_EQ(6U, compaction->input(1, 1)->fd.GetNumber());
|
|
ASSERT_EQ(2, static_cast<int>(compaction->num_input_levels()));
|
|
ASSERT_EQ(num_levels - 3, compaction->output_level());
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, LevelTriggerDynamic4) {
|
|
int num_levels = ioptions_.num_levels;
|
|
ioptions_.level_compaction_dynamic_level_bytes = true;
|
|
mutable_cf_options_.level0_file_num_compaction_trigger = 2;
|
|
mutable_cf_options_.max_bytes_for_level_base = 200;
|
|
mutable_cf_options_.max_bytes_for_level_multiplier = 10;
|
|
NewVersionStorage(num_levels, kCompactionStyleLevel);
|
|
Add(0, 1U, "150", "200");
|
|
Add(num_levels - 1, 3U, "200", "250", 300U);
|
|
Add(num_levels - 1, 4U, "300", "350", 3000U);
|
|
Add(num_levels - 1, 4U, "400", "450", 3U);
|
|
Add(num_levels - 2, 5U, "150", "180", 300U);
|
|
Add(num_levels - 2, 6U, "181", "350", 500U);
|
|
Add(num_levels - 2, 7U, "400", "450", 200U);
|
|
|
|
UpdateVersionStorageInfo();
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() != nullptr);
|
|
ASSERT_EQ(1U, compaction->num_input_files(0));
|
|
ASSERT_EQ(6U, compaction->input(0, 0)->fd.GetNumber());
|
|
ASSERT_EQ(2U, compaction->num_input_files(1));
|
|
ASSERT_EQ(3U, compaction->input(1, 0)->fd.GetNumber());
|
|
ASSERT_EQ(4U, compaction->input(1, 1)->fd.GetNumber());
|
|
ASSERT_EQ(2U, compaction->num_input_levels());
|
|
ASSERT_EQ(num_levels - 1, compaction->output_level());
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, NeedsCompactionUniversal) {
|
|
NewVersionStorage(1, kCompactionStyleUniversal);
|
|
UniversalCompactionPicker universal_compaction_picker(
|
|
ioptions_, &icmp_);
|
|
// must return false when there's no files.
|
|
ASSERT_EQ(universal_compaction_picker.NeedsCompaction(vstorage_.get()),
|
|
false);
|
|
UpdateVersionStorageInfo();
|
|
|
|
// verify the trigger given different number of L0 files.
|
|
for (int i = 1;
|
|
i <= mutable_cf_options_.level0_file_num_compaction_trigger * 2; ++i) {
|
|
NewVersionStorage(1, kCompactionStyleUniversal);
|
|
Add(0, i, ToString((i + 100) * 1000).c_str(),
|
|
ToString((i + 100) * 1000 + 999).c_str(), 1000000, 0, i * 100,
|
|
i * 100 + 99);
|
|
UpdateVersionStorageInfo();
|
|
ASSERT_EQ(level_compaction_picker.NeedsCompaction(vstorage_.get()),
|
|
vstorage_->CompactionScore(0) >= 1);
|
|
}
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, NeedsCompactionFIFO) {
|
|
NewVersionStorage(1, kCompactionStyleFIFO);
|
|
const int kFileCount =
|
|
mutable_cf_options_.level0_file_num_compaction_trigger * 3;
|
|
const uint64_t kFileSize = 100000;
|
|
const uint64_t kMaxSize = kFileSize * kFileCount / 2;
|
|
|
|
fifo_options_.max_table_files_size = kMaxSize;
|
|
ioptions_.compaction_options_fifo = fifo_options_;
|
|
FIFOCompactionPicker fifo_compaction_picker(ioptions_, &icmp_);
|
|
|
|
UpdateVersionStorageInfo();
|
|
// must return false when there's no files.
|
|
ASSERT_EQ(fifo_compaction_picker.NeedsCompaction(vstorage_.get()), false);
|
|
|
|
// verify whether compaction is needed based on the current
|
|
// size of L0 files.
|
|
uint64_t current_size = 0;
|
|
for (int i = 1; i <= kFileCount; ++i) {
|
|
NewVersionStorage(1, kCompactionStyleFIFO);
|
|
Add(0, i, ToString((i + 100) * 1000).c_str(),
|
|
ToString((i + 100) * 1000 + 999).c_str(),
|
|
kFileSize, 0, i * 100, i * 100 + 99);
|
|
current_size += kFileSize;
|
|
UpdateVersionStorageInfo();
|
|
ASSERT_EQ(level_compaction_picker.NeedsCompaction(vstorage_.get()),
|
|
vstorage_->CompactionScore(0) >= 1);
|
|
}
|
|
}
|
|
|
|
// This test exhibits the bug where we don't properly reset parent_index in
|
|
// PickCompaction()
|
|
TEST_F(CompactionPickerTest, ParentIndexResetBug) {
|
|
int num_levels = ioptions_.num_levels;
|
|
mutable_cf_options_.level0_file_num_compaction_trigger = 2;
|
|
mutable_cf_options_.max_bytes_for_level_base = 200;
|
|
NewVersionStorage(num_levels, kCompactionStyleLevel);
|
|
Add(0, 1U, "150", "200"); // <- marked for compaction
|
|
Add(1, 3U, "400", "500", 600); // <- this one needs compacting
|
|
Add(2, 4U, "150", "200");
|
|
Add(2, 5U, "201", "210");
|
|
Add(2, 6U, "300", "310");
|
|
Add(2, 7U, "400", "500"); // <- being compacted
|
|
|
|
vstorage_->LevelFiles(2)[3]->being_compacted = true;
|
|
vstorage_->LevelFiles(0)[0]->marked_for_compaction = true;
|
|
|
|
UpdateVersionStorageInfo();
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
}
|
|
|
|
// This test checks ExpandWhileOverlapping() by having overlapping user keys
|
|
// ranges (with different sequence numbers) in the input files.
|
|
TEST_F(CompactionPickerTest, OverlappingUserKeys) {
|
|
NewVersionStorage(6, kCompactionStyleLevel);
|
|
Add(1, 1U, "100", "150", 1U);
|
|
// Overlapping user keys
|
|
Add(1, 2U, "200", "400", 1U);
|
|
Add(1, 3U, "400", "500", 1000000000U, 0, 0);
|
|
Add(2, 4U, "600", "700", 1U);
|
|
UpdateVersionStorageInfo();
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() != nullptr);
|
|
ASSERT_EQ(1U, compaction->num_input_levels());
|
|
ASSERT_EQ(2U, compaction->num_input_files(0));
|
|
ASSERT_EQ(2U, compaction->input(0, 0)->fd.GetNumber());
|
|
ASSERT_EQ(3U, compaction->input(0, 1)->fd.GetNumber());
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, OverlappingUserKeys2) {
|
|
NewVersionStorage(6, kCompactionStyleLevel);
|
|
// Overlapping user keys on same level and output level
|
|
Add(1, 1U, "200", "400", 1000000000U);
|
|
Add(1, 2U, "400", "500", 1U, 0, 0);
|
|
Add(2, 3U, "400", "600", 1U);
|
|
// The following file is not in the compaction despite overlapping user keys
|
|
Add(2, 4U, "600", "700", 1U, 0, 0);
|
|
UpdateVersionStorageInfo();
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() != nullptr);
|
|
ASSERT_EQ(2U, compaction->num_input_levels());
|
|
ASSERT_EQ(2U, compaction->num_input_files(0));
|
|
ASSERT_EQ(1U, compaction->num_input_files(1));
|
|
ASSERT_EQ(1U, compaction->input(0, 0)->fd.GetNumber());
|
|
ASSERT_EQ(2U, compaction->input(0, 1)->fd.GetNumber());
|
|
ASSERT_EQ(3U, compaction->input(1, 0)->fd.GetNumber());
|
|
}
|
|
|
|
TEST_F(CompactionPickerTest, OverlappingUserKeys3) {
|
|
NewVersionStorage(6, kCompactionStyleLevel);
|
|
// Chain of overlapping user key ranges (forces ExpandWhileOverlapping() to
|
|
// expand multiple times)
|
|
Add(1, 1U, "100", "150", 1U);
|
|
Add(1, 2U, "150", "200", 1U, 0, 0);
|
|
Add(1, 3U, "200", "250", 1000000000U, 0, 0);
|
|
Add(1, 4U, "250", "300", 1U, 0, 0);
|
|
Add(1, 5U, "300", "350", 1U, 0, 0);
|
|
// Output level overlaps with the beginning and the end of the chain
|
|
Add(2, 6U, "050", "100", 1U);
|
|
Add(2, 7U, "350", "400", 1U);
|
|
UpdateVersionStorageInfo();
|
|
|
|
std::unique_ptr<Compaction> compaction(level_compaction_picker.PickCompaction(
|
|
cf_name_, mutable_cf_options_, vstorage_.get(), &log_buffer_));
|
|
ASSERT_TRUE(compaction.get() != nullptr);
|
|
ASSERT_EQ(2U, compaction->num_input_levels());
|
|
ASSERT_EQ(5U, compaction->num_input_files(0));
|
|
ASSERT_EQ(2U, compaction->num_input_files(1));
|
|
ASSERT_EQ(1U, compaction->input(0, 0)->fd.GetNumber());
|
|
ASSERT_EQ(2U, compaction->input(0, 1)->fd.GetNumber());
|
|
ASSERT_EQ(3U, compaction->input(0, 2)->fd.GetNumber());
|
|
ASSERT_EQ(4U, compaction->input(0, 3)->fd.GetNumber());
|
|
ASSERT_EQ(5U, compaction->input(0, 4)->fd.GetNumber());
|
|
ASSERT_EQ(6U, compaction->input(1, 0)->fd.GetNumber());
|
|
ASSERT_EQ(7U, compaction->input(1, 1)->fd.GetNumber());
|
|
}
|
|
|
|
} // namespace rocksdb
|
|
|
|
int main(int argc, char** argv) {
|
|
::testing::InitGoogleTest(&argc, argv);
|
|
return RUN_ALL_TESTS();
|
|
}
|
|
|