yiguolei commented on code in PR #30746:
URL: https://github.com/apache/doris/pull/30746#discussion_r1477909755
##########
be/src/vec/exec/scan/scanner_context.cpp:
##########
@@ -380,168 +400,28 @@ Status ScannerContext::validate_block_schema(Block*
block) {
return Status::OK();
}
-void ScannerContext::inc_num_running_scanners(int32_t inc) {
- std::lock_guard l(_transfer_lock);
- _num_running_scanners += inc;
- g_num_running_scanners.set_value(_num_running_scanners);
-}
-
-void ScannerContext::set_status_on_error(const Status& status, bool need_lock)
{
- std::unique_lock l(_transfer_lock, std::defer_lock);
- if (need_lock) {
- l.lock();
- }
- if (this->status().ok()) {
- _process_status = status;
- _blocks_queue_added_cv.notify_one();
+void ScannerContext::stop_scanners(RuntimeState* state) {
+ std::lock_guard<std::mutex> l(_transfer_lock);
+ if (!done()) {
_should_stop = true;
_set_scanner_done();
- LOG(INFO) << "ctx is set status on error " << debug_string()
- << ", call stack is: " << Status::InternalError<true>("catch
error status");
- }
-}
-
-void ScannerContext::stop_scanners(RuntimeState* state) {
- std::unique_lock l(_transfer_lock);
- _should_stop = true;
- _set_scanner_done();
- for (const std::weak_ptr<ScannerDelegate>& scanner : _all_scanners) {
- if (std::shared_ptr<ScannerDelegate> sc = scanner.lock()) {
- sc->_scanner->try_stop();
- }
- }
- _blocks_queue.clear();
- // TODO yiguolei, call mark close to scanners
- if (state->enable_profile()) {
Review Comment:
These profile is needed, we depend on this to find if there is data skew in
scanner.
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