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new b3cf20b26e5 [debug](pipeline) add debug point of
'Pipeline::return_empty_block' (#37629)
b3cf20b26e5 is described below
commit b3cf20b26e5959c870d2a2f019430e6480d9a545
Author: Jerry Hu <mrh...@gmail.com>
AuthorDate: Thu Jul 11 16:10:13 2024 +0800
[debug](pipeline) add debug point of 'Pipeline::return_empty_block' (#37629)
---
be/src/pipeline/exec/operator.cpp | 17 +++++++++++++++--
be/src/pipeline/exec/operator.h | 2 ++
2 files changed, 17 insertions(+), 2 deletions(-)
diff --git a/be/src/pipeline/exec/operator.cpp
b/be/src/pipeline/exec/operator.cpp
index 141eb1eaf59..ba3602a91cb 100644
--- a/be/src/pipeline/exec/operator.cpp
+++ b/be/src/pipeline/exec/operator.cpp
@@ -310,11 +310,24 @@ Status OperatorXBase::do_projections(RuntimeState* state,
vectorized::Block* ori
Status OperatorXBase::get_block_after_projects(RuntimeState* state,
vectorized::Block* block,
bool* eos) {
- auto local_state = state->get_local_state(operator_id());
+ DBUG_EXECUTE_IF("Pipeline::return_empty_block", {
+ if (this->_op_name == "AGGREGATION_OPERATOR" || this->_op_name ==
"HASH_JOIN_OPERATOR" ||
+ this->_op_name == "PARTITIONED_AGGREGATION_OPERATOR" ||
+ this->_op_name == "PARTITIONED_HASH_JOIN_OPERATOR" ||
+ this->_op_name == "CROSS_JOIN_OPERATOR" || this->_op_name ==
"SORT_OPERATOR") {
+ if (_debug_point_count++ % 2 == 0) {
+ return Status::OK();
+ }
+ }
+ });
+
+ auto* local_state = state->get_local_state(operator_id());
if (_output_row_descriptor) {
local_state->clear_origin_block();
auto status = get_block(state, &local_state->_origin_block, eos);
- if (UNLIKELY(!status.ok())) return status;
+ if (UNLIKELY(!status.ok())) {
+ return status;
+ }
return do_projections(state, &local_state->_origin_block, block);
}
local_state->_peak_memory_usage_counter->set(local_state->_mem_tracker->peak_consumption());
diff --git a/be/src/pipeline/exec/operator.h b/be/src/pipeline/exec/operator.h
index 38b0b892f2f..8abf7ab31da 100644
--- a/be/src/pipeline/exec/operator.h
+++ b/be/src/pipeline/exec/operator.h
@@ -771,6 +771,8 @@ protected:
int64_t _limit; // -1: no limit
+ uint32_t _debug_point_count = 0;
+
std::string _op_name;
bool _ignore_data_distribution = false;
int _parallel_tasks = 0;
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