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xinyiZzz · Aug 27, 2024 · 5f508f3 · 5f508f3
1 parent 5160c7c
commit 5f508f3
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diff --git a/be/src/common/config.cpp b/be/src/common/config.cpp
@@ -124,6 +124,7 @@ DEFINE_mInt32(double_resize_threshold, "23");
 // if it is -1, then low water mark = min(MemTotal - MemLimit, MemTotal * 5%), which is 3.2G on a 64G machine.
 // Turn up max. more memory buffers will be reserved for Memory GC.
 // Turn down max. will use as much memory as possible.
+// note that: `max_` prefix should be removed, but keep it for compatibility.
 DEFINE_Int64(max_sys_mem_available_low_water_mark_bytes, "-1");
 
 DEFINE_Int64(memtable_limiter_reserved_memory_bytes, "838860800");

diff --git a/be/src/common/config.h b/be/src/common/config.h
@@ -163,6 +163,7 @@ DECLARE_mInt32(double_resize_threshold);
 // if it is -1, then low water mark = min(MemTotal - MemLimit, MemTotal * 5%), which is 3.2G on a 64G machine.
 // Turn up max. more memory buffers will be reserved for Memory GC.
 // Turn down max. will use as much memory as possible.
+// note that: `max_` prefix should be removed, but keep it for compatibility.
 DECLARE_Int64(max_sys_mem_available_low_water_mark_bytes);
 
 // reserve a small amount of memory so we do not trigger MinorGC