xinyiZzz commented on code in PR #21311:
URL: https://github.com/apache/doris/pull/21311#discussion_r1249984441
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be/src/vec/common/allocator.cpp:
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@@ -48,6 +49,9 @@ void Allocator<clear_memory_, mmap_populate,
use_mmap>::sys_memory_check(size_t
size, doris::thread_context()->thread_mem_tracker()->label(),
doris::thread_context()->thread_mem_tracker_mgr->last_consumer_tracker(),
doris::MemTrackerLimiter::process_limit_exceeded_errmsg_str());
+ if (size > 1024l * 1024 * 1024) { // 1G
+ err_msg += "\nAlloc Stacktrace:\n" + doris::get_stack_trace();
Review Comment:
我加个条件，如果 size 大于系统剩余可用内存 && 外面没有catch bad alloc，则打日志，
目的是如果内存超限后瞬间OOM，找到那个大内存申请
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