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doris/be/src/vec/sink/vdata_stream_sender.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 "vec/sink/vdata_stream_sender.h"
#include <fmt/format.h>
#include <fmt/ranges.h>
#include <random>
#include "common/status.h"
#include "runtime/exec_env.h"
#include "runtime/memory/mem_tracker.h"
#include "runtime/runtime_state.h"
#include "runtime/thread_context.h"
#include "util/brpc_client_cache.h"
#include "util/proto_util.h"
#include "vec/common/sip_hash.h"
#include "vec/runtime/vdata_stream_mgr.h"
#include "vec/runtime/vdata_stream_recvr.h"
namespace doris::vectorized {
Status Channel::init(RuntimeState* state) {
_be_number = state->be_number();
if (_brpc_dest_addr.hostname.empty()) {
LOG(WARNING) << "there is no brpc destination address's hostname"
", maybe version is not compatible.";
return Status::InternalError("no brpc destination");
}
// initialize brpc request
_finst_id.set_hi(_fragment_instance_id.hi);
_finst_id.set_lo(_fragment_instance_id.lo);
_brpc_request.set_allocated_finst_id(&_finst_id);
_query_id.set_hi(state->query_id().hi);
_query_id.set_lo(state->query_id().lo);
_brpc_request.set_allocated_query_id(&_query_id);
_brpc_request.set_node_id(_dest_node_id);
_brpc_request.set_sender_id(_parent->_sender_id);
_brpc_request.set_be_number(_be_number);
_brpc_timeout_ms = std::min(3600, state->execution_timeout()) * 1000;
if (_brpc_dest_addr.hostname == BackendOptions::get_localhost()) {
_brpc_stub = state->exec_env()->brpc_internal_client_cache()->get_client(
"127.0.0.1", _brpc_dest_addr.port);
} else {
_brpc_stub = state->exec_env()->brpc_internal_client_cache()->get_client(_brpc_dest_addr);
}
if (!_brpc_stub) {
std::string msg = fmt::format("Get rpc stub failed, dest_addr={}:{}",
_brpc_dest_addr.hostname, _brpc_dest_addr.port);
LOG(WARNING) << msg;
return Status::InternalError(msg);
}
if (state->query_options().__isset.enable_local_exchange) {
_is_local &= state->query_options().enable_local_exchange;
}
if (_is_local) {
_local_recvr = _parent->state()->exec_env()->vstream_mgr()->find_recvr(
_fragment_instance_id, _dest_node_id);
}
// In bucket shuffle join will set fragment_instance_id (-1, -1)
// to build a camouflaged empty channel. the ip and port is '0.0.0.0:0"
// so the empty channel not need call function close_internal()
_need_close = (_fragment_instance_id.hi != -1 && _fragment_instance_id.lo != -1);
_state = state;
return Status::OK();
}
Status Channel::send_current_block(bool eos) {
// FIXME: Now, local exchange will cause the performance problem is in a multi-threaded scenario
// so this feature is turned off here by default. We need to re-examine this logic
if (is_local()) {
return send_local_block(eos);
}
SCOPED_CONSUME_MEM_TRACKER(_parent->_mem_tracker.get());
auto block = _mutable_block->to_block();
RETURN_IF_ERROR(_parent->serialize_block(&block, _ch_cur_pb_block));
block.clear_column_data();
_mutable_block->set_muatable_columns(block.mutate_columns());
RETURN_IF_ERROR(send_block(_ch_cur_pb_block, eos));
ch_roll_pb_block();
return Status::OK();
}
Status Channel::send_local_block(bool eos) {
SCOPED_TIMER(_parent->_local_send_timer);
Block block = _mutable_block->to_block();
_mutable_block->set_muatable_columns(block.clone_empty_columns());
if (_recvr_is_valid()) {
COUNTER_UPDATE(_parent->_local_bytes_send_counter, block.bytes());
COUNTER_UPDATE(_parent->_local_sent_rows, block.rows());
COUNTER_UPDATE(_parent->_blocks_sent_counter, 1);
_local_recvr->add_block(&block, _parent->_sender_id, true);
if (eos) {
_local_recvr->remove_sender(_parent->_sender_id, _be_number);
}
}
return Status::OK();
}
Status Channel::send_local_block(Block* block) {
SCOPED_TIMER(_parent->_local_send_timer);
if (_recvr_is_valid()) {
COUNTER_UPDATE(_parent->_local_bytes_send_counter, block->bytes());
COUNTER_UPDATE(_parent->_local_sent_rows, block->rows());
COUNTER_UPDATE(_parent->_blocks_sent_counter, 1);
_local_recvr->add_block(block, _parent->_sender_id, false);
}
return Status::OK();
}
Status Channel::send_block(PBlock* block, bool eos) {
SCOPED_TIMER(_parent->_brpc_send_timer);
COUNTER_UPDATE(_parent->_blocks_sent_counter, 1);
if (_closure == nullptr) {
_closure = new RefCountClosure<PTransmitDataResult>();
_closure->ref();
} else {
RETURN_IF_ERROR(_wait_last_brpc());
SCOPED_SWITCH_THREAD_MEM_TRACKER_LIMITER(ExecEnv::GetInstance()->orphan_mem_tracker());
_closure->cntl.Reset();
}
VLOG_ROW << "Channel::send_batch() instance_id=" << _fragment_instance_id
<< " dest_node=" << _dest_node_id << " to_host=" << _brpc_dest_addr.hostname
<< " _packet_seq=" << _packet_seq << " row_desc=" << _row_desc.debug_string();
if (_is_transfer_chain && (_send_query_statistics_with_every_batch || eos)) {
auto statistic = _brpc_request.mutable_query_statistics();
_parent->_query_statistics->to_pb(statistic);
}
_brpc_request.set_eos(eos);
if (block != nullptr) {
_brpc_request.set_allocated_block(block);
}
_brpc_request.set_packet_seq(_packet_seq++);
_closure->ref();
_closure->cntl.set_timeout_ms(_brpc_timeout_ms);
{
SCOPED_SWITCH_THREAD_MEM_TRACKER_LIMITER(ExecEnv::GetInstance()->orphan_mem_tracker());
if (enable_http_send_block(_brpc_request, _parent->_transfer_large_data_by_brpc)) {
RETURN_IF_ERROR(transmit_block_http(_state, _closure, _brpc_request, _brpc_dest_addr));
} else {
transmit_block(*_brpc_stub, _closure, _brpc_request);
}
}
if (block != nullptr) {
_brpc_request.release_block();
}
return Status::OK();
}
Status Channel::add_rows(Block* block, const std::vector<int>& rows) {
if (_fragment_instance_id.lo == -1) {
return Status::OK();
}
if (_mutable_block == nullptr) {
SCOPED_CONSUME_MEM_TRACKER(_parent->_mem_tracker.get());
_mutable_block.reset(new MutableBlock(block->clone_empty()));
}
int row_wait_add = rows.size();
int batch_size = _parent->state()->batch_size();
const int* begin = &rows[0];
while (row_wait_add > 0) {
int row_add = 0;
int max_add = batch_size - _mutable_block->rows();
if (row_wait_add >= max_add) {
row_add = max_add;
} else {
row_add = row_wait_add;
}
{
SCOPED_CONSUME_MEM_TRACKER(_parent->_mem_tracker.get());
SCOPED_TIMER(_parent->_split_block_distribute_by_channel_timer);
_mutable_block->add_rows(block, begin, begin + row_add);
}
row_wait_add -= row_add;
begin += row_add;
if (row_add == max_add) {
RETURN_IF_ERROR(send_current_block(false));
}
}
return Status::OK();
}
Status Channel::close_wait(RuntimeState* state) {
if (_need_close) {
Status st = _wait_last_brpc();
if (!st.ok()) {
state->log_error(st.to_string());
}
_need_close = false;
return st;
}
_mutable_block.reset();
return Status::OK();
}
Status Channel::close_internal() {
if (!_need_close) {
return Status::OK();
}
VLOG_RPC << "Channel::close() instance_id=" << _fragment_instance_id
<< " dest_node=" << _dest_node_id
<< " #rows= " << ((_mutable_block == nullptr) ? 0 : _mutable_block->rows());
if (_mutable_block != nullptr && _mutable_block->rows() > 0) {
RETURN_IF_ERROR(send_current_block(true));
} else {
SCOPED_CONSUME_MEM_TRACKER(_parent->_mem_tracker.get());
RETURN_IF_ERROR(send_block((PBlock*)nullptr, true));
}
// Don't wait for the last packet to finish, left it to close_wait.
return Status::OK();
}
Status Channel::close(RuntimeState* state) {
Status st = close_internal();
if (!st.ok()) {
state->log_error(st.to_string());
}
return st;
}
void Channel::ch_roll_pb_block() {
_ch_cur_pb_block = (_ch_cur_pb_block == &_ch_pb_block1 ? &_ch_pb_block2 : &_ch_pb_block1);
}
VDataStreamSender::VDataStreamSender(RuntimeState* state, ObjectPool* pool, int sender_id,
const RowDescriptor& row_desc, const TDataStreamSink& sink,
const std::vector<TPlanFragmentDestination>& destinations,
int per_channel_buffer_size,
bool send_query_statistics_with_every_batch)
: _sender_id(sender_id),
_pool(pool),
_row_desc(row_desc),
_current_channel_idx(0),
_part_type(sink.output_partition.type),
_ignore_not_found(sink.__isset.ignore_not_found ? sink.ignore_not_found : true),
_profile(nullptr),
_serialize_batch_timer(nullptr),
_bytes_sent_counter(nullptr),
_local_send_timer(nullptr),
_split_block_hash_compute_timer(nullptr),
_split_block_distribute_by_channel_timer(nullptr),
_blocks_sent_counter(nullptr),
_local_bytes_send_counter(nullptr),
_dest_node_id(sink.dest_node_id),
_transfer_large_data_by_brpc(config::transfer_large_data_by_brpc) {
DCHECK_GT(destinations.size(), 0);
DCHECK(sink.output_partition.type == TPartitionType::UNPARTITIONED ||
sink.output_partition.type == TPartitionType::HASH_PARTITIONED ||
sink.output_partition.type == TPartitionType::RANDOM ||
sink.output_partition.type == TPartitionType::RANGE_PARTITIONED ||
sink.output_partition.type == TPartitionType::BUCKET_SHFFULE_HASH_PARTITIONED);
std::map<int64_t, int64_t> fragment_id_to_channel_index;
_enable_pipeline_exec = state->enable_pipeline_exec();
for (int i = 0; i < destinations.size(); ++i) {
// Select first dest as transfer chain.
bool is_transfer_chain = (i == 0);
const auto& fragment_instance_id = destinations[i].fragment_instance_id;
if (fragment_id_to_channel_index.find(fragment_instance_id.lo) ==
fragment_id_to_channel_index.end()) {
if (_enable_pipeline_exec) {
_channel_shared_ptrs.emplace_back(new PipChannel(
this, row_desc, destinations[i].brpc_server, fragment_instance_id,
sink.dest_node_id, per_channel_buffer_size, is_transfer_chain,
send_query_statistics_with_every_batch));
} else {
_channel_shared_ptrs.emplace_back(new Channel(
this, row_desc, destinations[i].brpc_server, fragment_instance_id,
sink.dest_node_id, per_channel_buffer_size, is_transfer_chain,
send_query_statistics_with_every_batch));
}
fragment_id_to_channel_index.emplace(fragment_instance_id.lo,
_channel_shared_ptrs.size() - 1);
_channels.push_back(_channel_shared_ptrs.back().get());
} else {
_channel_shared_ptrs.emplace_back(
_channel_shared_ptrs[fragment_id_to_channel_index[fragment_instance_id.lo]]);
}
}
_name = "VDataStreamSender";
if (_enable_pipeline_exec) {
_broadcast_pb_blocks.resize(config::num_broadcast_buffer);
_broadcast_pb_block_idx = 0;
} else {
_cur_pb_block = &_pb_block1;
}
}
VDataStreamSender::VDataStreamSender(ObjectPool* pool, int sender_id, const RowDescriptor& row_desc,
PlanNodeId dest_node_id,
const std::vector<TPlanFragmentDestination>& destinations,
int per_channel_buffer_size,
bool send_query_statistics_with_every_batch)
: _sender_id(sender_id),
_pool(pool),
_row_desc(row_desc),
_current_channel_idx(0),
_part_type(TPartitionType::UNPARTITIONED),
_ignore_not_found(true),
_profile(nullptr),
_serialize_batch_timer(nullptr),
_compress_timer(nullptr),
_brpc_send_timer(nullptr),
_brpc_wait_timer(nullptr),
_bytes_sent_counter(nullptr),
_local_send_timer(nullptr),
_split_block_hash_compute_timer(nullptr),
_split_block_distribute_by_channel_timer(nullptr),
_blocks_sent_counter(nullptr),
_local_bytes_send_counter(nullptr),
_dest_node_id(dest_node_id) {
_cur_pb_block = &_pb_block1;
_name = "VDataStreamSender";
std::map<int64_t, int64_t> fragment_id_to_channel_index;
for (int i = 0; i < destinations.size(); ++i) {
const auto& fragment_instance_id = destinations[i].fragment_instance_id;
if (fragment_id_to_channel_index.find(fragment_instance_id.lo) ==
fragment_id_to_channel_index.end()) {
_channel_shared_ptrs.emplace_back(
new Channel(this, row_desc, destinations[i].brpc_server, fragment_instance_id,
_dest_node_id, per_channel_buffer_size, false,
send_query_statistics_with_every_batch));
}
fragment_id_to_channel_index.emplace(fragment_instance_id.lo,
_channel_shared_ptrs.size() - 1);
_channels.push_back(_channel_shared_ptrs.back().get());
}
}
VDataStreamSender::VDataStreamSender(ObjectPool* pool, const RowDescriptor& row_desc,
int per_channel_buffer_size,
bool send_query_statistics_with_every_batch)
: _sender_id(0),
_pool(pool),
_row_desc(row_desc),
_current_channel_idx(0),
_ignore_not_found(true),
_profile(nullptr),
_serialize_batch_timer(nullptr),
_compress_timer(nullptr),
_brpc_send_timer(nullptr),
_brpc_wait_timer(nullptr),
_bytes_sent_counter(nullptr),
_local_send_timer(nullptr),
_split_block_hash_compute_timer(nullptr),
_split_block_distribute_by_channel_timer(nullptr),
_blocks_sent_counter(nullptr),
_local_bytes_send_counter(nullptr),
_dest_node_id(0) {
_cur_pb_block = &_pb_block1;
_name = "VDataStreamSender";
}
VDataStreamSender::~VDataStreamSender() {
_channel_shared_ptrs.clear();
}
Status VDataStreamSender::init(const TDataSink& tsink) {
RETURN_IF_ERROR(DataSink::init(tsink));
const TDataStreamSink& t_stream_sink = tsink.stream_sink;
if (_part_type == TPartitionType::HASH_PARTITIONED ||
_part_type == TPartitionType::BUCKET_SHFFULE_HASH_PARTITIONED) {
RETURN_IF_ERROR(VExpr::create_expr_trees(
_pool, t_stream_sink.output_partition.partition_exprs, &_partition_expr_ctxs));
} else if (_part_type == TPartitionType::RANGE_PARTITIONED) {
return Status::InternalError("TPartitionType::RANGE_PARTITIONED should not be used");
} else {
// UNPARTITIONED
}
return Status::OK();
}
Status VDataStreamSender::prepare(RuntimeState* state) {
RETURN_IF_ERROR(DataSink::prepare(state));
_state = state;
std::vector<std::string> instances;
for (const auto& channel : _channels) {
instances.emplace_back(channel->get_fragment_instance_id_str());
}
std::string title = fmt::format("VDataStreamSender (dst_id={}, dst_fragments=[{}])",
_dest_node_id, instances);
_profile = _pool->add(new RuntimeProfile(title));
SCOPED_TIMER(_profile->total_time_counter());
_mem_tracker = std::make_unique<MemTracker>(
"VDataStreamSender:" + print_id(state->fragment_instance_id()), _profile, nullptr,
"PeakMemoryUsage");
SCOPED_CONSUME_MEM_TRACKER(_mem_tracker.get());
if (_part_type == TPartitionType::UNPARTITIONED || _part_type == TPartitionType::RANDOM) {
std::random_device rd;
std::mt19937 g(rd());
shuffle(_channels.begin(), _channels.end(), g);
} else if (_part_type == TPartitionType::HASH_PARTITIONED ||
_part_type == TPartitionType::BUCKET_SHFFULE_HASH_PARTITIONED) {
if (_state->query_options().__isset.enable_new_shuffle_hash_method) {
_new_shuffle_hash_method = _state->query_options().enable_new_shuffle_hash_method;
}
RETURN_IF_ERROR(VExpr::prepare(_partition_expr_ctxs, state, _row_desc));
} else {
RETURN_IF_ERROR(VExpr::prepare(_partition_expr_ctxs, state, _row_desc));
}
_bytes_sent_counter = ADD_COUNTER(profile(), "BytesSent", TUnit::BYTES);
_uncompressed_bytes_counter = ADD_COUNTER(profile(), "UncompressedRowBatchSize", TUnit::BYTES);
_ignore_rows = ADD_COUNTER(profile(), "IgnoreRows", TUnit::UNIT);
_local_sent_rows = ADD_COUNTER(profile(), "LocalSentRows", TUnit::UNIT);
_serialize_batch_timer = ADD_TIMER(profile(), "SerializeBatchTime");
_compress_timer = ADD_TIMER(profile(), "CompressTime");
_brpc_send_timer = ADD_TIMER(profile(), "BrpcSendTime");
_brpc_wait_timer = ADD_TIMER(profile(), "BrpcSendTime.Wait");
_local_send_timer = ADD_TIMER(profile(), "LocalSendTime");
_split_block_hash_compute_timer = ADD_TIMER(profile(), "SplitBlockHashComputeTime");
_split_block_distribute_by_channel_timer =
ADD_TIMER(profile(), "SplitBlockDistributeByChannelTime");
_blocks_sent_counter = ADD_COUNTER(profile(), "BlocksSent", TUnit::UNIT);
_overall_throughput = profile()->add_derived_counter(
"OverallThroughput", TUnit::BYTES_PER_SECOND,
std::bind<int64_t>(&RuntimeProfile::units_per_second, _bytes_sent_counter,
profile()->total_time_counter()),
"");
_local_bytes_send_counter = ADD_COUNTER(profile(), "LocalBytesSent", TUnit::BYTES);
return Status::OK();
}
Status VDataStreamSender::open(RuntimeState* state) {
START_AND_SCOPE_SPAN(state->get_tracer(), span, "VDataStreamSender::open");
DCHECK(state != nullptr);
int local_size = 0;
for (int i = 0; i < _channels.size(); ++i) {
RETURN_IF_ERROR(_channels[i]->init(state));
if (_channels[i]->is_local()) {
local_size++;
}
}
_only_local_exchange = local_size == _channels.size();
SCOPED_CONSUME_MEM_TRACKER(_mem_tracker.get());
RETURN_IF_ERROR(VExpr::open(_partition_expr_ctxs, state));
_compression_type = state->fragement_transmission_compression_type();
return Status::OK();
}
Status VDataStreamSender::send(RuntimeState* state, Block* block, bool eos) {
INIT_AND_SCOPE_SEND_SPAN(state->get_tracer(), _send_span, "VDataStreamSender::send")
SCOPED_TIMER(_profile->total_time_counter());
if (_part_type == TPartitionType::UNPARTITIONED || _channels.size() == 1) {
// 1. serialize depends on it is not local exchange
// 2. send block
// 3. rollover block
if (_only_local_exchange) {
for (auto channel : _channels) {
RETURN_IF_ERROR(channel->send_local_block(block));
}
} else if (_enable_pipeline_exec) {
BroadcastPBlockHolder* block_holder = nullptr;
RETURN_IF_ERROR(_get_next_available_buffer(&block_holder));
{
SCOPED_CONSUME_MEM_TRACKER(_mem_tracker.get());
RETURN_IF_ERROR(
serialize_block(block, block_holder->get_block(), _channels.size()));
}
for (auto channel : _channels) {
if (channel->is_local()) {
RETURN_IF_ERROR(channel->send_local_block(block));
} else {
SCOPED_CONSUME_MEM_TRACKER(_mem_tracker.get());
RETURN_IF_ERROR(channel->send_block(block_holder, eos));
}
}
} else {
{
SCOPED_CONSUME_MEM_TRACKER(_mem_tracker.get());
RETURN_IF_ERROR(serialize_block(block, _cur_pb_block, _channels.size()));
}
for (auto channel : _channels) {
if (channel->is_local()) {
RETURN_IF_ERROR(channel->send_local_block(block));
} else {
SCOPED_CONSUME_MEM_TRACKER(_mem_tracker.get());
RETURN_IF_ERROR(channel->send_block(_cur_pb_block, eos));
}
}
// rollover
_roll_pb_block();
}
} else if (_part_type == TPartitionType::RANDOM) {
// 1. select channel
Channel* current_channel = _channels[_current_channel_idx];
// 2. serialize, send and rollover block
if (current_channel->is_local()) {
RETURN_IF_ERROR(current_channel->send_local_block(block));
} else {
SCOPED_CONSUME_MEM_TRACKER(_mem_tracker.get());
RETURN_IF_ERROR(serialize_block(block, current_channel->ch_cur_pb_block()));
RETURN_IF_ERROR(current_channel->send_block(current_channel->ch_cur_pb_block(), eos));
current_channel->ch_roll_pb_block();
}
_current_channel_idx = (_current_channel_idx + 1) % _channels.size();
} else if (_part_type == TPartitionType::HASH_PARTITIONED ||
_part_type == TPartitionType::BUCKET_SHFFULE_HASH_PARTITIONED) {
// will only copy schema
// we don't want send temp columns
auto column_to_keep = block->columns();
int result_size = _partition_expr_ctxs.size();
int result[result_size];
{
SCOPED_CONSUME_MEM_TRACKER(_mem_tracker.get());
RETURN_IF_ERROR(get_partition_column_result(block, result));
}
// vectorized calculate hash
int rows = block->rows();
auto element_size = _channels.size();
std::vector<uint64_t> hash_vals(rows);
auto* __restrict hashes = hash_vals.data();
// TODO: after we support new shuffle hash method, should simple the code
if (_part_type == TPartitionType::HASH_PARTITIONED) {
if (!_new_shuffle_hash_method) {
SCOPED_TIMER(_split_block_hash_compute_timer);
// for each row, we have a siphash val
std::vector<SipHash> siphashs(rows);
// result[j] means column index, i means rows index
for (int j = 0; j < result_size; ++j) {
block->get_by_position(result[j]).column->update_hashes_with_value(siphashs);
}
for (int i = 0; i < rows; i++) {
hashes[i] = siphashs[i].get64() % element_size;
}
} else {
SCOPED_TIMER(_split_block_hash_compute_timer);
// result[j] means column index, i means rows index, here to calculate the xxhash value
for (int j = 0; j < result_size; ++j) {
block->get_by_position(result[j]).column->update_hashes_with_value(hashes);
}
for (int i = 0; i < rows; i++) {
hashes[i] = hashes[i] % element_size;
}
}
{
SCOPED_CONSUME_MEM_TRACKER(_mem_tracker.get());
Block::erase_useless_column(block, column_to_keep);
}
RETURN_IF_ERROR(channel_add_rows(_channels, element_size, hashes, rows, block));
} else {
for (int j = 0; j < result_size; ++j) {
block->get_by_position(result[j]).column->update_crcs_with_value(
hash_vals, _partition_expr_ctxs[j]->root()->type().type);
}
element_size = _channel_shared_ptrs.size();
for (int i = 0; i < rows; i++) {
hashes[i] = hashes[i] % element_size;
}
{
SCOPED_CONSUME_MEM_TRACKER(_mem_tracker.get());
Block::erase_useless_column(block, column_to_keep);
}
RETURN_IF_ERROR(
channel_add_rows(_channel_shared_ptrs, element_size, hashes, rows, block));
}
} else {
// Range partition
// 1. calculate range
// 2. dispatch rows to channel
}
return Status::OK();
}
Status VDataStreamSender::close(RuntimeState* state, Status exec_status) {
if (_closed) {
return Status::OK();
}
START_AND_SCOPE_SPAN(state->get_tracer(), span, "VDataStreamSender::close");
Status final_st = Status::OK();
for (int i = 0; i < _channels.size(); ++i) {
Status st = _channels[i]->close(state);
if (!st.ok() && final_st.ok()) {
final_st = st;
}
}
// wait all channels to finish
for (int i = 0; i < _channels.size(); ++i) {
Status st = _channels[i]->close_wait(state);
if (!st.ok() && final_st.ok()) {
final_st = st;
}
}
VExpr::close(_partition_expr_ctxs, state);
DataSink::close(state, exec_status);
return final_st;
}
Status VDataStreamSender::serialize_block(Block* src, PBlock* dest, int num_receivers) {
{
SCOPED_TIMER(_serialize_batch_timer);
dest->Clear();
size_t uncompressed_bytes = 0, compressed_bytes = 0;
RETURN_IF_ERROR(src->serialize(_state->be_exec_version(), dest, &uncompressed_bytes,
&compressed_bytes, _compression_type,
_transfer_large_data_by_brpc));
COUNTER_UPDATE(_bytes_sent_counter, compressed_bytes * num_receivers);
COUNTER_UPDATE(_uncompressed_bytes_counter, uncompressed_bytes * num_receivers);
COUNTER_UPDATE(_compress_timer, src->get_compress_time());
}
return Status::OK();
}
void VDataStreamSender::_roll_pb_block() {
_cur_pb_block = (_cur_pb_block == &_pb_block1 ? &_pb_block2 : &_pb_block1);
}
Status VDataStreamSender::_get_next_available_buffer(BroadcastPBlockHolder** holder) {
DCHECK(_broadcast_pb_blocks[_broadcast_pb_block_idx].available());
*holder = &_broadcast_pb_blocks[_broadcast_pb_block_idx];
_broadcast_pb_block_idx++;
return Status::OK();
}
void VDataStreamSender::registe_channels(pipeline::ExchangeSinkBuffer* buffer) {
for (auto channel : _channels) {
((PipChannel*)channel)->registe(buffer);
}
}
bool VDataStreamSender::channel_all_can_write() {
if ((_part_type == TPartitionType::UNPARTITIONED || _channels.size() == 1) &&
!_only_local_exchange) {
// This condition means we need use broadcast buffer, so we should make sure
// there are available buffer before running pipeline
if (_broadcast_pb_block_idx == _broadcast_pb_blocks.size()) {
_broadcast_pb_block_idx = 0;
}
for (; _broadcast_pb_block_idx < _broadcast_pb_blocks.size(); _broadcast_pb_block_idx++) {
if (_broadcast_pb_blocks[_broadcast_pb_block_idx].available()) {
return true;
}
}
return false;
} else {
for (auto channel : _channels) {
if (!channel->can_write()) {
return false;
}
}
return true;
}
}
} // namespace doris::vectorized
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