yiguolei commented on code in PR #40270:
URL: https://github.com/apache/doris/pull/40270#discussion_r1756222810
##########
be/src/pipeline/pipeline_x/pipeline_x_fragment_context.cpp:
##########
@@ -693,6 +701,36 @@ Status PipelineXFragmentContext::_build_pipeline_tasks(
std::lock_guard<std::mutex> l(_state_map_lock);
_runtime_filter_mgr_map[fragment_instance_id] =
std::move(runtime_filter_mgr);
}
+ return Status::OK();
+ };
+ if (target_size > 1) {
+ Status prepare_status[target_size];
+ std::mutex m;
+ std::condition_variable cv;
+ int prepare_done = 0;
+ for (size_t i = 0; i < target_size; i++) {
+ RETURN_IF_ERROR(thread_pool->submit_func([&, i]() {
+ SCOPED_ATTACH_TASK(_query_ctx.get());
+ prepare_status[i] = pre_and_submit(i, this);
+ std::unique_lock<std::mutex> lock(m);
+ prepare_done++;
+ if (prepare_done == target_size) {
+ cv.notify_one();
+ }
+ }));
+ }
+ std::unique_lock<std::mutex> lock(m);
+ if (prepare_done != target_size) {
+ cv.wait(lock);
Review Comment:
这里得有一个超时时间，不能无限期等待
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