yiguolei commented on code in PR #41264:
URL: https://github.com/apache/doris/pull/41264#discussion_r1774406907
##########
be/src/pipeline/dependency.h:
##########
@@ -933,6 +939,11 @@ struct LocalMergeExchangeSharedState : public
LocalExchangeSharedState {
source_deps[channel_id]->set_ready();
}
+ void set_low_memory_mode() override {
+ _buffer_mem_limit =
std::min<int64_t>(config::local_exchange_buffer_mem_limit, 1024 * 1024);
+ _each_queue_limit = _buffer_mem_limit / _queues_mem_usage.size();
Review Comment:
两个整数相除，最后会不会是0？ 得设置一个min值啊
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