yiguolei commented on code in PR #41968:
URL: https://github.com/apache/doris/pull/41968#discussion_r1803335561
##########
be/src/vec/sink/vdata_stream_sender.cpp:
##########
@@ -166,131 +166,51 @@ Status
PipChannel::send_broadcast_block(std::shared_ptr<BroadcastPBlockHolder>&
return Status::OK();
}
-Status PipChannel::send_current_block(bool eos, Status exec_status) {
- if (Channel<pipeline::ExchangeSinkLocalState>::is_local()) {
- return
Channel<pipeline::ExchangeSinkLocalState>::send_local_block(exec_status, eos);
- }
- RETURN_IF_ERROR(send_remote_block(_pblock.release(), eos, exec_status));
- return Status::OK();
-}
-
-template <typename Parent>
-Status Channel<Parent>::send_current_block(bool eos, Status exec_status) {
- // 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
+Status PipChannel::_send_current_block(bool eos, Status exec_status) {
if (is_local()) {
- return send_local_block(exec_status, eos);
- }
- if (eos) {
- RETURN_IF_ERROR(_serializer.serialize_block(_ch_cur_pb_block, 1));
+ return _send_local_block(exec_status, eos);
}
- RETURN_IF_ERROR(send_remote_block(_ch_cur_pb_block, eos, exec_status));
- ch_roll_pb_block();
+ RETURN_IF_ERROR(send_remote_block(_pblock.release(), eos, exec_status));
Review Comment:
这么写有风险，假如有异常，罗指针没释放
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