weizuo93 commented on a change in pull request #5781:
URL: https://github.com/apache/incubator-doris/pull/5781#discussion_r698519126
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File path: be/src/util/threadpool.cpp
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@@ -610,6 +607,47 @@ void ThreadPool::check_not_pool_thread_unlocked() {
}
}
+Status ThreadPool::set_min_threads(int min_threads) {
+ if (min_threads <= _max_threads) {
+ _min_threads = min_threads;
+ if (min_threads > _num_threads + _num_threads_pending_start) {
+ int addition_threads = min_threads - _num_threads -
_num_threads_pending_start;
+ _num_threads_pending_start += addition_threads;
+ for (int i = 0; i < addition_threads; i++) {
+ Status status = create_thread();
+ if (!status.ok()) {
+ _num_threads_pending_start--;
+ LOG(WARNING) << "Thread pool failed to create thread: " <<
status.to_string();
+ return status;
+ }
+ }
+ }
+ return Status::OK();
+ }
+ return Status::InternalError("set thread pool min_threads failed");
Review comment:
> Better to clarify why it failed.
OK, Thank you.
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