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03d9f6d8b4f8bdcd5c8b920e27c052d4e91a290c
doris/be/test/olap/rowset/beta_rowset_test.cpp
HuangWei 10f822eb43 [MemTracker] make all MemTrackers shared (#4135) 
We make all MemTrackers shared, in order to show MemTracker real-time consumptions on the web.
As follows:
1. nearly all MemTracker raw ptr -> shared_ptr
2. Use CreateTracker() to create new MemTracker(in order to add itself to its parent)
3. RowBatch & MemPool still use raw ptrs of MemTracker, it's easy to ensure RowBatch & MemPool destructor exec 
     before MemTracker's destructor. So we don't change these code.
4. MemTracker can use RuntimeProfile's counter to calc consumption. So RuntimeProfile's counter need to be shared 
    too. We add a shared counter pool to store the shared counter, don't change other counters of RuntimeProfile.
Note that, this PR doesn't change the MemTracker tree structure. So there still have some orphan trackers, e.g. RowBlockV2's MemTracker. If you find some shared MemTrackers are little memory consumption & too time-consuming, you could make them be the orphan, then it's fine to use the raw ptr.
2020-07-31 21:57:21 +08:00

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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 <string>
#include <vector>
#include "gen_cpp/olap_file.pb.h"
#include "gtest/gtest.h"
#include "olap/data_dir.h"
#include "olap/row_block.h"
#include "olap/rowset/beta_rowset_reader.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/row_cursor.h"
#include "olap/storage_engine.h"
#include "olap/tablet_schema.h"
#include "olap/utils.h"
#include "olap/comparison_predicate.h"
#include "runtime/exec_env.h"
#include "runtime/mem_tracker.h"
#include "runtime/mem_pool.h"
#include "util/file_utils.h"
#include "util/slice.h"
using std::string;
namespace doris {
static const uint32_t MAX_PATH_LEN = 1024;
StorageEngine* k_engine = nullptr;
class BetaRowsetTest : public testing::Test {
protected:
OlapReaderStatistics _stats;
void SetUp() override {
config::tablet_map_shard_size = 1;
config::txn_map_shard_size = 1;
config::txn_shard_size = 1;
char buffer[MAX_PATH_LEN];
getcwd(buffer, MAX_PATH_LEN);
config::storage_root_path = std::string(buffer) + "/data_test";
ASSERT_TRUE(FileUtils::remove_all(config::storage_root_path).ok());
ASSERT_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, &k_engine);
ASSERT_TRUE(s.ok()) << s.to_string();
ExecEnv* exec_env = doris::ExecEnv::GetInstance();
exec_env->set_storage_engine(k_engine);
const string rowset_dir = "./data_test/data/beta_rowset_test";
ASSERT_TRUE(FileUtils::create_dir(rowset_dir).ok());
}
void TearDown() override {
if (FileUtils::check_exist(config::storage_root_path)) {
ASSERT_TRUE(FileUtils::remove_all(config::storage_root_path).ok());
}
}
// (k1 int, k2 varchar(20), k3 int) duplicated key (k1, k2)
void create_tablet_schema(TabletSchema* 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);
}
void create_rowset_writer_context(TabletSchema* tablet_schema,
RowsetWriterContext* rowset_writer_context) {
RowsetId rowset_id;
rowset_id.init(10000);
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_path_prefix = "./data_test/data/beta_rowset_test";
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);
ASSERT_EQ(OLAP_SUCCESS, s);
ASSERT_TRUE(*result != nullptr);
s = (*result)->init(&context);
ASSERT_EQ(OLAP_SUCCESS, s);
}
};
TEST_F(BetaRowsetTest, BasicFunctionTest) {
OLAPStatus s;
TabletSchema tablet_schema;
create_tablet_schema(&tablet_schema);
RowsetSharedPtr rowset;
const int num_segments = 3;
const uint32_t rows_per_segment = 4096;
{ // write `num_segments * rows_per_segment` rows to rowset
RowsetWriterContext writer_context;
create_rowset_writer_context(&tablet_schema, &writer_context);
std::unique_ptr<RowsetWriter> rowset_writer;
s = RowsetFactory::create_rowset_writer(writer_context, &rowset_writer);
ASSERT_EQ(OLAP_SUCCESS, 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
for (int i = 0; i < num_segments; ++i) {
auto tracker = std::make_shared<MemTracker>();
MemPool mem_pool(tracker.get());
for (int rid = 0; rid < rows_per_segment; ++rid) {
uint32_t k1 = rid * 10 + i;
uint32_t k2 = k1 * 10;
uint32_t k3 = rows_per_segment * i + 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);
ASSERT_EQ(OLAP_SUCCESS, s);
}
s = rowset_writer->flush();
ASSERT_EQ(OLAP_SUCCESS, s);
}
rowset = rowset_writer->build();
ASSERT_TRUE(rowset != nullptr);
ASSERT_EQ(num_segments, rowset->rowset_meta()->num_segments());
ASSERT_EQ(num_segments * rows_per_segment, rowset->rowset_meta()->num_rows());
}
{ // test return ordered results and return k1 and k2
RowsetReaderContext reader_context;
reader_context.tablet_schema = &tablet_schema;
reader_context.need_ordered_result = true;
std::vector<uint32_t> return_columns = {0, 1};
reader_context.return_columns = &return_columns;
reader_context.seek_columns = &return_columns;
reader_context.stats = &_stats;
// without predicates
{
RowsetReaderSharedPtr rowset_reader;
create_and_init_rowset_reader(rowset.get(), reader_context, &rowset_reader);
RowBlock* output_block;
uint32_t num_rows_read = 0;
while ((s = rowset_reader->next_block(&output_block)) == OLAP_SUCCESS) {
ASSERT_TRUE(output_block != nullptr);
ASSERT_GT(output_block->row_num(), 0);
ASSERT_EQ(0, output_block->pos());
ASSERT_EQ(output_block->row_num(), output_block->limit());
ASSERT_EQ(return_columns, output_block->row_block_info().column_ids);
// after sort merge segments, k1 will be 0, 1, 2, 10, 11, 12, 20, 21, 22, ..., 40950, 40951, 40952
for (int i = 0; i < output_block->row_num(); ++i) {
char* field1 = output_block->field_ptr(i, 0);
char* field2 = output_block->field_ptr(i, 1);
// test null bit
ASSERT_FALSE(*reinterpret_cast<bool*>(field1));
ASSERT_FALSE(*reinterpret_cast<bool*>(field2));
uint32_t k1 = *reinterpret_cast<uint32_t*>(field1 + 1);
uint32_t k2 = *reinterpret_cast<uint32_t*>(field2 + 1);
ASSERT_EQ(k1 * 10, k2);
int rid = num_rows_read / 3;
int seg_id = num_rows_read % 3;
ASSERT_EQ(rid * 10 + seg_id, k1);
num_rows_read++;
}
}
EXPECT_EQ(OLAP_ERR_DATA_EOF, s);
EXPECT_TRUE(output_block == nullptr);
EXPECT_EQ(rowset->rowset_meta()->num_rows(), num_rows_read);
}
// merge segments with predicates
{
std::vector<ColumnPredicate*> column_predicates;
// column predicate: k1 = 10
std::unique_ptr<ColumnPredicate> predicate(new EqualPredicate<int32_t>(0, 10));
column_predicates.emplace_back(predicate.get());
reader_context.predicates = &column_predicates;
RowsetReaderSharedPtr rowset_reader;
create_and_init_rowset_reader(rowset.get(), reader_context, &rowset_reader);
RowBlock* output_block;
uint32_t num_rows_read = 0;
while ((s = rowset_reader->next_block(&output_block)) == OLAP_SUCCESS) {
ASSERT_TRUE(output_block != nullptr);
ASSERT_EQ(1, output_block->row_num());
ASSERT_EQ(0, output_block->pos());
ASSERT_EQ(output_block->row_num(), output_block->limit());
ASSERT_EQ(return_columns, output_block->row_block_info().column_ids);
// after sort merge segments, k1 will be 10
for (int i = 0; i < output_block->row_num(); ++i) {
char* field1 = output_block->field_ptr(i, 0);
char* field2 = output_block->field_ptr(i, 1);
// test null bit
ASSERT_FALSE(*reinterpret_cast<bool*>(field1));
ASSERT_FALSE(*reinterpret_cast<bool*>(field2));
uint32_t k1 = *reinterpret_cast<uint32_t*>(field1 + 1);
uint32_t k2 = *reinterpret_cast<uint32_t*>(field2 + 1);
ASSERT_EQ(10, k1);
ASSERT_EQ(k1 * 10, k2);
num_rows_read++;
}
}
EXPECT_EQ(OLAP_ERR_DATA_EOF, s);
EXPECT_TRUE(output_block == nullptr);
EXPECT_EQ(1, num_rows_read);
}
}
{ // test return unordered data and only k3
RowsetReaderContext reader_context;
reader_context.tablet_schema = &tablet_schema;
reader_context.need_ordered_result = false;
std::vector<uint32_t> return_columns = {2};
reader_context.return_columns = &return_columns;
reader_context.seek_columns = &return_columns;
reader_context.stats = &_stats;
// without predicate
{
RowsetReaderSharedPtr rowset_reader;
create_and_init_rowset_reader(rowset.get(), reader_context, &rowset_reader);
RowBlock* output_block;
uint32_t num_rows_read = 0;
while ((s = rowset_reader->next_block(&output_block)) == OLAP_SUCCESS) {
ASSERT_TRUE(output_block != nullptr);
ASSERT_GT(output_block->row_num(), 0);
ASSERT_EQ(0, output_block->pos());
ASSERT_EQ(output_block->row_num(), output_block->limit());
ASSERT_EQ(return_columns, output_block->row_block_info().column_ids);
// for unordered result, k3 will be 0, 1, 2, ..., 4096*3-1
for (int i = 0; i < output_block->row_num(); ++i) {
char* field3 = output_block->field_ptr(i, 2);
// test null bit
ASSERT_FALSE(*reinterpret_cast<bool*>(field3));
uint32_t k3 = *reinterpret_cast<uint32_t*>(field3 + 1);
ASSERT_EQ(num_rows_read, k3);
num_rows_read++;
}
}
EXPECT_EQ(OLAP_ERR_DATA_EOF, s);
EXPECT_TRUE(output_block == nullptr);
EXPECT_EQ(rowset->rowset_meta()->num_rows(), num_rows_read);
}
// with predicate
{
std::vector<ColumnPredicate*> column_predicates;
// column predicate: k3 < 100
ColumnPredicate* predicate = new LessPredicate<int32_t>(2, 100);
column_predicates.emplace_back(predicate);
reader_context.predicates = &column_predicates;
RowsetReaderSharedPtr rowset_reader;
create_and_init_rowset_reader(rowset.get(), reader_context, &rowset_reader);
RowBlock* output_block;
uint32_t num_rows_read = 0;
while ((s = rowset_reader->next_block(&output_block)) == OLAP_SUCCESS) {
ASSERT_TRUE(output_block != nullptr);
ASSERT_LE(output_block->row_num(), 100);
ASSERT_EQ(0, output_block->pos());
ASSERT_EQ(output_block->row_num(), output_block->limit());
ASSERT_EQ(return_columns, output_block->row_block_info().column_ids);
// for unordered result, k3 will be 0, 1, 2, ..., 99
for (int i = 0; i < output_block->row_num(); ++i) {
char* field3 = output_block->field_ptr(i, 2);
// test null bit
ASSERT_FALSE(*reinterpret_cast<bool*>(field3));
uint32_t k3 = *reinterpret_cast<uint32_t*>(field3 + 1);
ASSERT_EQ(num_rows_read, k3);
num_rows_read++;
}
}
EXPECT_EQ(OLAP_ERR_DATA_EOF, s);
EXPECT_TRUE(output_block == nullptr);
EXPECT_EQ(100, num_rows_read);
delete predicate;
}
}
}
} // namespace doris
int main(int argc, char **argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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