muyizi commented on code in PR #11404:
URL: https://github.com/apache/doris/pull/11404#discussion_r935061948
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be/src/runtime/memory/chunk_allocator.cpp:
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@@ -86,14 +88,23 @@ class ChunkArena {
int idx = BitUtil::Log2Ceiling64(size);
auto& free_list = _chunk_lists[idx];
- std::lock_guard<SpinLock> l(_lock);
- if (free_list.empty()) {
- return false;
+ if (free_list.empty()) return false;
+
+ for (int i = 0; i < TRY_LOCK_TIMES; ++i) {
+ if (_lock.try_lock()) {
Review Comment:
>
上述结果是我用的100个线程并行进行测试的
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