yiguolei commented on code in PR #39031:
URL: https://github.com/apache/doris/pull/39031#discussion_r1708871673
##########
be/src/pipeline/local_exchange/local_exchanger.cpp:
##########
@@ -27,28 +27,67 @@
namespace doris::pipeline {
template <typename BlockType>
-bool Exchanger<BlockType>::_enqueue_data_and_set_ready(int channel_id,
+void Exchanger<BlockType>::_enqueue_data_and_set_ready(int channel_id,
LocalExchangeSinkLocalState& local_state,
- BlockType&& block) {
+ BlockType&& block,
+ bool
update_total_mem_usage) {
+ size_t allocated_bytes = 0;
+ if constexpr (std::is_same_v<PartitionedBlock, BlockType>) {
+ allocated_bytes = block.first->data_block.allocated_bytes();
+ } else {
+ allocated_bytes = block->data_block.allocated_bytes();
+ }
std::unique_lock l(_m);
if (_data_queue[channel_id].enqueue(std::move(block))) {
+ local_state._shared_state->add_mem_usage(channel_id, allocated_bytes,
+ update_total_mem_usage);
local_state._shared_state->set_ready_to_read(channel_id);
- return true;
+ } else {
+ if constexpr (std::is_same_v<PartitionedBlock, BlockType>) {
+ block.first->unref(local_state._shared_state);
+ } else {
+ block->unref(local_state._shared_state);
+ }
Review Comment:
其实我有一个东西一直不理解，我们为什么会enqueue 失败呢？
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