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doris/be/test/olap/segcompaction_test.cpp

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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
#include <gtest/gtest.h>
#include <memory>
#include <sstream>
#include <string>
#include <vector>
#include "common/config.h"
#include "env/env_posix.h"
#include "gen_cpp/olap_file.pb.h"
#include "olap/data_dir.h"
#include "olap/row_cursor.h"
#include "olap/rowset/beta_rowset_reader.h"
#include "olap/rowset/beta_rowset_writer.h"
#include "olap/rowset/rowset_factory.h"
#include "olap/rowset/rowset_reader_context.h"
#include "olap/rowset/rowset_writer.h"
#include "olap/rowset/rowset_writer_context.h"
#include "olap/storage_engine.h"
#include "olap/tablet_schema.h"
#include "olap/utils.h"
#include "runtime/exec_env.h"
#include "runtime/mem_pool.h"
#include "runtime/memory/mem_tracker.h"
#include "util/file_utils.h"
#include "util/slice.h"
namespace doris {
using namespace ErrorCode;
static const uint32_t MAX_PATH_LEN = 1024;
StorageEngine* l_engine = nullptr;
static const std::string lTestDir = "./data_test/data/segcompaction_test";
class SegCompactionTest : public testing::Test {
public:
SegCompactionTest() : _data_dir(std::make_unique<DataDir>(lTestDir)) {
_data_dir->update_capacity();
}
void SetUp() {
config::enable_segcompaction = true;
config::enable_storage_vectorization = true;
config::tablet_map_shard_size = 1;
config::txn_map_shard_size = 1;
config::txn_shard_size = 1;
char buffer[MAX_PATH_LEN];
EXPECT_NE(getcwd(buffer, MAX_PATH_LEN), nullptr);
config::storage_root_path = std::string(buffer) + "/data_test";
EXPECT_TRUE(FileUtils::remove_all(config::storage_root_path).ok());
EXPECT_TRUE(FileUtils::create_dir(config::storage_root_path).ok());
std::vector<StorePath> paths;
paths.emplace_back(config::storage_root_path, -1);
doris::EngineOptions options;
options.store_paths = paths;
Status s = doris::StorageEngine::open(options, &l_engine);
EXPECT_TRUE(s.ok()) << s.to_string();
ExecEnv* exec_env = doris::ExecEnv::GetInstance();
exec_env->set_storage_engine(l_engine);
EXPECT_TRUE(FileUtils::create_dir(lTestDir).ok());
l_engine->start_bg_threads();
}
void TearDown() {
if (l_engine != nullptr) {
l_engine->stop();
delete l_engine;
l_engine = nullptr;
}
config::enable_segcompaction = false;
}
protected:
OlapReaderStatistics _stats;
bool check_dir(std::vector<std::string>& vec) {
std::vector<std::string> result;
for (const auto& entry : std::filesystem::directory_iterator(lTestDir)) {
result.push_back(std::filesystem::path(entry.path()).filename());
}
LOG(INFO) << "expected ls:" << std::endl;
for (auto& i : vec) {
LOG(INFO) << i;
}
LOG(INFO) << "acutal ls:" << std::endl;
for (auto& i : result) {
LOG(INFO) << i;
}
if (result.size() != vec.size()) {
return false;
} else {
for (auto& i : vec) {
if (std::find(result.begin(), result.end(), i) == result.end()) {
return false;
}
}
}
return true;
}
// (k1 int, k2 varchar(20), k3 int) duplicated key (k1, k2)
void create_tablet_schema(TabletSchemaSPtr tablet_schema) {
TabletSchemaPB tablet_schema_pb;
tablet_schema_pb.set_keys_type(DUP_KEYS);
tablet_schema_pb.set_num_short_key_columns(2);
tablet_schema_pb.set_num_rows_per_row_block(1024);
tablet_schema_pb.set_compress_kind(COMPRESS_NONE);
tablet_schema_pb.set_next_column_unique_id(4);
ColumnPB* column_1 = tablet_schema_pb.add_column();
column_1->set_unique_id(1);
column_1->set_name("k1");
column_1->set_type("INT");
column_1->set_is_key(true);
column_1->set_length(4);
column_1->set_index_length(4);
column_1->set_is_nullable(true);
column_1->set_is_bf_column(false);
ColumnPB* column_2 = tablet_schema_pb.add_column();
column_2->set_unique_id(2);
column_2->set_name("k2");
column_2->set_type(
"INT"); // TODO change to varchar(20) when dict encoding for string is supported
column_2->set_length(4);
column_2->set_index_length(4);
column_2->set_is_nullable(true);
column_2->set_is_key(true);
column_2->set_is_nullable(true);
column_2->set_is_bf_column(false);
ColumnPB* column_3 = tablet_schema_pb.add_column();
column_3->set_unique_id(3);
column_3->set_name("v1");
column_3->set_type("INT");
column_3->set_length(4);
column_3->set_is_key(false);
column_3->set_is_nullable(false);
column_3->set_is_bf_column(false);
column_3->set_aggregation("SUM");
tablet_schema->init_from_pb(tablet_schema_pb);
}
// use different id to avoid conflict
void create_rowset_writer_context(int64_t id, TabletSchemaSPtr tablet_schema,
RowsetWriterContext* rowset_writer_context) {
RowsetId rowset_id;
rowset_id.init(id);
// rowset_writer_context->data_dir = _data_dir.get();
rowset_writer_context->rowset_id = rowset_id;
rowset_writer_context->tablet_id = 12345;
rowset_writer_context->tablet_schema_hash = 1111;
rowset_writer_context->partition_id = 10;
rowset_writer_context->rowset_type = BETA_ROWSET;
rowset_writer_context->rowset_dir = lTestDir;
rowset_writer_context->rowset_state = VISIBLE;
rowset_writer_context->tablet_schema = tablet_schema;
rowset_writer_context->version.first = 10;
rowset_writer_context->version.second = 10;
}
void create_and_init_rowset_reader(Rowset* rowset, RowsetReaderContext& context,
RowsetReaderSharedPtr* result) {
auto s = rowset->create_reader(result);
EXPECT_EQ(Status::OK(), s);
EXPECT_TRUE(*result != nullptr);
s = (*result)->init(&context);
EXPECT_EQ(Status::OK(), s);
}
private:
std::unique_ptr<DataDir> _data_dir;
};
TEST_F(SegCompactionTest, SegCompactionInterleaveWithBig_ooooOOoOooooooooO) {
config::enable_segcompaction = true;
config::enable_storage_vectorization = true;
Status s;
TabletSchemaSPtr tablet_schema = std::make_shared<TabletSchema>();
create_tablet_schema(tablet_schema);
RowsetSharedPtr rowset;
config::segcompaction_small_threshold = 6000; // set threshold above
// rows_per_segment
std::vector<uint32_t> segment_num_rows;
{ // write `num_segments * rows_per_segment` rows to rowset
RowsetWriterContext writer_context;
create_rowset_writer_context(10048, tablet_schema, &writer_context);
std::unique_ptr<RowsetWriter> rowset_writer;
s = RowsetFactory::create_rowset_writer(writer_context, false, &rowset_writer);
EXPECT_EQ(Status::OK(), s);
RowCursor input_row;
input_row.init(tablet_schema);
// for segment "i", row "rid"
// k1 := rid*10 + i
// k2 := k1 * 10
// k3 := 4096 * i + rid
int num_segments = 4;
uint32_t rows_per_segment = 4096;
for (int i = 0; i < num_segments; ++i) {
MemPool mem_pool;
for (int rid = 0; rid < rows_per_segment; ++rid) {
uint32_t k1 = rid * 100 + i;
uint32_t k2 = i;
uint32_t k3 = rid;
input_row.set_field_content(0, reinterpret_cast<char*>(&k1), &mem_pool);
input_row.set_field_content(1, reinterpret_cast<char*>(&k2), &mem_pool);
input_row.set_field_content(2, reinterpret_cast<char*>(&k3), &mem_pool);
s = rowset_writer->add_row(input_row);
EXPECT_EQ(Status::OK(), s);
}
s = rowset_writer->flush();
EXPECT_EQ(Status::OK(), s);
}
num_segments = 2;
rows_per_segment = 6400;
for (int i = 0; i < num_segments; ++i) {
MemPool mem_pool;
for (int rid = 0; rid < rows_per_segment; ++rid) {
uint32_t k1 = rid * 100 + i;
uint32_t k2 = i;
uint32_t k3 = rid;
input_row.set_field_content(0, reinterpret_cast<char*>(&k1), &mem_pool);
input_row.set_field_content(1, reinterpret_cast<char*>(&k2), &mem_pool);
input_row.set_field_content(2, reinterpret_cast<char*>(&k3), &mem_pool);
s = rowset_writer->add_row(input_row);
EXPECT_EQ(Status::OK(), s);
}
s = rowset_writer->flush();
EXPECT_EQ(Status::OK(), s);
}
num_segments = 1;
rows_per_segment = 4096;
for (int i = 0; i < num_segments; ++i) {
MemPool mem_pool;
for (int rid = 0; rid < rows_per_segment; ++rid) {
uint32_t k1 = rid * 100 + i;
uint32_t k2 = i;
uint32_t k3 = rid;
input_row.set_field_content(0, reinterpret_cast<char*>(&k1), &mem_pool);
input_row.set_field_content(1, reinterpret_cast<char*>(&k2), &mem_pool);
input_row.set_field_content(2, reinterpret_cast<char*>(&k3), &mem_pool);
s = rowset_writer->add_row(input_row);
EXPECT_EQ(Status::OK(), s);
}
s = rowset_writer->flush();
EXPECT_EQ(Status::OK(), s);
}
num_segments = 1;
rows_per_segment = 6400;
for (int i = 0; i < num_segments; ++i) {
MemPool mem_pool;
for (int rid = 0; rid < rows_per_segment; ++rid) {
uint32_t k1 = rid * 100 + i;
uint32_t k2 = i;
uint32_t k3 = rid;
input_row.set_field_content(0, reinterpret_cast<char*>(&k1), &mem_pool);
input_row.set_field_content(1, reinterpret_cast<char*>(&k2), &mem_pool);
input_row.set_field_content(2, reinterpret_cast<char*>(&k3), &mem_pool);
s = rowset_writer->add_row(input_row);
EXPECT_EQ(Status::OK(), s);
}
s = rowset_writer->flush();
EXPECT_EQ(Status::OK(), s);
}
num_segments = 8;
rows_per_segment = 4096;
for (int i = 0; i < num_segments; ++i) {
MemPool mem_pool;
for (int rid = 0; rid < rows_per_segment; ++rid) {
uint32_t k1 = rid * 100 + i;
uint32_t k2 = i;
uint32_t k3 = rid;
input_row.set_field_content(0, reinterpret_cast<char*>(&k1), &mem_pool);
input_row.set_field_content(1, reinterpret_cast<char*>(&k2), &mem_pool);
input_row.set_field_content(2, reinterpret_cast<char*>(&k3), &mem_pool);
s = rowset_writer->add_row(input_row);
EXPECT_EQ(Status::OK(), s);
}
s = rowset_writer->flush();
EXPECT_EQ(Status::OK(), s);
sleep(1);
}
num_segments = 1;
rows_per_segment = 6400;
for (int i = 0; i < num_segments; ++i) {
MemPool mem_pool;
for (int rid = 0; rid < rows_per_segment; ++rid) {
uint32_t k1 = rid * 100 + i;
uint32_t k2 = i;
uint32_t k3 = rid;
input_row.set_field_content(0, reinterpret_cast<char*>(&k1), &mem_pool);
input_row.set_field_content(1, reinterpret_cast<char*>(&k2), &mem_pool);
input_row.set_field_content(2, reinterpret_cast<char*>(&k3), &mem_pool);
s = rowset_writer->add_row(input_row);
EXPECT_EQ(Status::OK(), s);
}
s = rowset_writer->flush();
EXPECT_EQ(Status::OK(), s);
}
rowset = rowset_writer->build();
std::vector<std::string> ls;
// ooooOOoOooooooooO
ls.push_back("10048_0.dat"); // oooo
ls.push_back("10048_1.dat"); // O
ls.push_back("10048_2.dat"); // O
ls.push_back("10048_3.dat"); // o
ls.push_back("10048_4.dat"); // O
ls.push_back("10048_5.dat"); // oooooooo
ls.push_back("10048_6.dat"); // O
EXPECT_TRUE(check_dir(ls));
}
}
TEST_F(SegCompactionTest, SegCompactionInterleaveWithBig_OoOoO) {
config::enable_segcompaction = true;
config::enable_storage_vectorization = true;
Status s;
TabletSchemaSPtr tablet_schema = std::make_shared<TabletSchema>();
create_tablet_schema(tablet_schema);
RowsetSharedPtr rowset;
config::segcompaction_small_threshold = 6000; // set threshold above
config::segcompaction_threshold_segment_num = 5;
std::vector<uint32_t> segment_num_rows;
{ // write `num_segments * rows_per_segment` rows to rowset
RowsetWriterContext writer_context;
create_rowset_writer_context(10049, tablet_schema, &writer_context);
std::unique_ptr<RowsetWriter> rowset_writer;
s = RowsetFactory::create_rowset_writer(writer_context, false, &rowset_writer);
EXPECT_EQ(Status::OK(), s);
RowCursor input_row;
input_row.init(tablet_schema);
// for segment "i", row "rid"
// k1 := rid*10 + i
// k2 := k1 * 10
// k3 := 4096 * i + rid
int num_segments = 1;
uint32_t rows_per_segment = 6400;
for (int i = 0; i < num_segments; ++i) {
MemPool mem_pool;
for (int rid = 0; rid < rows_per_segment; ++rid) {
uint32_t k1 = rid * 100 + i;
uint32_t k2 = i;
uint32_t k3 = rid;
input_row.set_field_content(0, reinterpret_cast<char*>(&k1), &mem_pool);
input_row.set_field_content(1, reinterpret_cast<char*>(&k2), &mem_pool);
input_row.set_field_content(2, reinterpret_cast<char*>(&k3), &mem_pool);
s = rowset_writer->add_row(input_row);
EXPECT_EQ(Status::OK(), s);
}
s = rowset_writer->flush();
EXPECT_EQ(Status::OK(), s);
}
num_segments = 1;
rows_per_segment = 4096;
for (int i = 0; i < num_segments; ++i) {
MemPool mem_pool;
for (int rid = 0; rid < rows_per_segment; ++rid) {
uint32_t k1 = rid * 100 + i;
uint32_t k2 = i;
uint32_t k3 = rid;
input_row.set_field_content(0, reinterpret_cast<char*>(&k1), &mem_pool);
input_row.set_field_content(1, reinterpret_cast<char*>(&k2), &mem_pool);
input_row.set_field_content(2, reinterpret_cast<char*>(&k3), &mem_pool);
s = rowset_writer->add_row(input_row);
EXPECT_EQ(Status::OK(), s);
}
s = rowset_writer->flush();
EXPECT_EQ(Status::OK(), s);
}
num_segments = 1;
rows_per_segment = 6400;
for (int i = 0; i < num_segments; ++i) {
MemPool mem_pool;
for (int rid = 0; rid < rows_per_segment; ++rid) {
uint32_t k1 = rid * 100 + i;
uint32_t k2 = i;
uint32_t k3 = rid;
input_row.set_field_content(0, reinterpret_cast<char*>(&k1), &mem_pool);
input_row.set_field_content(1, reinterpret_cast<char*>(&k2), &mem_pool);
input_row.set_field_content(2, reinterpret_cast<char*>(&k3), &mem_pool);
s = rowset_writer->add_row(input_row);
EXPECT_EQ(Status::OK(), s);
}
s = rowset_writer->flush();
EXPECT_EQ(Status::OK(), s);
}
num_segments = 1;
rows_per_segment = 4096;
for (int i = 0; i < num_segments; ++i) {
MemPool mem_pool;
for (int rid = 0; rid < rows_per_segment; ++rid) {
uint32_t k1 = rid * 100 + i;
uint32_t k2 = i;
uint32_t k3 = rid;
input_row.set_field_content(0, reinterpret_cast<char*>(&k1), &mem_pool);
input_row.set_field_content(1, reinterpret_cast<char*>(&k2), &mem_pool);
input_row.set_field_content(2, reinterpret_cast<char*>(&k3), &mem_pool);
s = rowset_writer->add_row(input_row);
EXPECT_EQ(Status::OK(), s);
}
s = rowset_writer->flush();
EXPECT_EQ(Status::OK(), s);
}
num_segments = 1;
rows_per_segment = 6400;
for (int i = 0; i < num_segments; ++i) {
MemPool mem_pool;
for (int rid = 0; rid < rows_per_segment; ++rid) {
uint32_t k1 = rid * 100 + i;
uint32_t k2 = i;
uint32_t k3 = rid;
input_row.set_field_content(0, reinterpret_cast<char*>(&k1), &mem_pool);
input_row.set_field_content(1, reinterpret_cast<char*>(&k2), &mem_pool);
input_row.set_field_content(2, reinterpret_cast<char*>(&k3), &mem_pool);
s = rowset_writer->add_row(input_row);
EXPECT_EQ(Status::OK(), s);
}
s = rowset_writer->flush();
EXPECT_EQ(Status::OK(), s);
}
rowset = rowset_writer->build();
std::vector<std::string> ls;
ls.push_back("10049_0.dat"); // O
ls.push_back("10049_1.dat"); // o
ls.push_back("10049_2.dat"); // O
ls.push_back("10049_3.dat"); // o
ls.push_back("10049_4.dat"); // O
EXPECT_TRUE(check_dir(ls));
}
}
} // namespace doris
// @brief Test Stub
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