[Tue Sep 27 18:00:26 2022] Out of memory: Kill process 11036 (tidb-server) score 939 or sacrifice child
[Tue Sep 27 18:00:26 2022] [] out_of_memory+0x4b6/0x4f0
[Tue Sep 27 18:00:26 2022] Out of memory: Kill process 11037 (tidb-server) score 939 or sacrifice child
[Tue Sep 27 18:00:26 2022] [] out_of_memory+0x4b6/0x4f0
[Tue Sep 27 18:00:26 2022] Out of memory: Kill process 11055 (tidb-server) score 939 or sacrifice child
[Tue Sep 27 18:10:49 2022] [] out_of_memory+0x4b6/0x4f0
[Tue Sep 27 18:10:49 2022] Out of memory: Kill process 11347 (tidb-server) score 939 or sacrifice child
[Tue Sep 27 18:23:04 2022] [] out_of_memory+0x4b6/0x4f0
[Tue Sep 27 18:23:04 2022] Out of memory: Kill process 11986 (tidb-server) score 936 or sacrifice child
[Tue Sep 27 19:06:07 2022] [] out_of_memory+0x4b6/0x4f0
[Tue Sep 27 19:06:07 2022] Out of memory: Kill process 12735 (tidb-server) score 939 or sacrifice child
[Tue Sep 27 23:31:04 2022] [] out_of_memory+0x4b6/0x4f0
[Tue Sep 27 23:31:04 2022] Out of memory: Kill process 15815 (tidb-server) score 937 or sacrifice child
[Wed Sep 28 00:35:14 2022] [] out_of_memory+0x4b6/0x4f0
[Wed Sep 28 00:35:14 2022] Out of memory: Kill process 31055 (tidb-server) score 935 or sacrifice child