xinyiZzz commented on a change in pull request #5768:
URL: https://github.com/apache/incubator-doris/pull/5768#discussion_r634083820
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File path: be/src/exec/olap_scan_node.cpp
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@@ -1361,6 +1368,14 @@ void OlapScanNode::transfer_thread(RuntimeState* state) {
}
void OlapScanNode::scanner_thread(OlapScanner* scanner) {
+ if (UNLIKELY(_transfer_done)) {
+ _scanner_done = true;
+ std::unique_lock<std::mutex> l(_scan_batches_lock);
+ _running_thread--;
+ _scan_thread_exit_cv.notify_one();
Review comment:
Ok,
I thought that `notify_all` was already in `OlapScanNode::close`……but I
forgot that `_transfer_done` may also be set to true in `scanner_thread`.
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