xinyiZzz commented on a change in pull request #7198:
URL: https://github.com/apache/incubator-doris/pull/7198#discussion_r767212879



##########
File path: be/src/common/config.h
##########
@@ -601,6 +604,12 @@ CONF_mInt32(remote_storage_read_buffer_mb, "16");
 // the level equal or lower than mem_tracker_level will show in web page
 CONF_Int16(mem_tracker_level, "0");
 
+// The minimum length when TCMalloc Hook consumes/releases MemTracker, consume 
size
+// smaller than this value will continue to accumulate. specified as number of 
bytes.
+// Decreasing this value will increase the frequency of consume/release.
+// Increasing this value will cause MemTracker statistics to be inaccurate.
+CONF_mInt32(mem_tracker_consume_min_size_mbytes, "1048576");

Review comment:
       Thats right




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