HappenLee commented on code in PR #23639:
URL: https://github.com/apache/doris/pull/23639#discussion_r1309561513
##########
be/src/pipeline/pipeline.h:
##########
@@ -98,13 +127,13 @@ class Pipeline : public
std::enable_shared_from_this<Pipeline> {
private:
void _init_profile();
- std::atomic<uint32_t> _complete_dependency;
OperatorBuilders _operator_builders; // left is _source, right is _root
OperatorBuilderPtr _sink; // put block to sink
- std::vector<std::weak_ptr<Pipeline>> _parents;
- std::vector<std::shared_ptr<Pipeline>> _dependencies;
+ std::mutex _depend_mutex;
+ std::vector<std::pair<int, std::weak_ptr<Pipeline>>> _parents;
+ std::vector<std::pair<int, std::shared_ptr<Pipeline>>> _dependencies;
Review Comment:
the dependencies normally vary small，vector performance is better
##########
be/src/pipeline/pipeline.h:
##########
@@ -98,13 +127,13 @@ class Pipeline : public
std::enable_shared_from_this<Pipeline> {
private:
void _init_profile();
- std::atomic<uint32_t> _complete_dependency;
OperatorBuilders _operator_builders; // left is _source, right is _root
OperatorBuilderPtr _sink; // put block to sink
- std::vector<std::weak_ptr<Pipeline>> _parents;
- std::vector<std::shared_ptr<Pipeline>> _dependencies;
+ std::mutex _depend_mutex;
+ std::vector<std::pair<int, std::weak_ptr<Pipeline>>> _parents;
+ std::vector<std::pair<int, std::shared_ptr<Pipeline>>> _dependencies;
Review Comment:
the dependencies normally vary small，vector performance is better
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