OceanBase 集群内存超限报错 easy exceed memory limit

[2022-11-29 13:55:58.602851] WARN  [RPC.FRAME] easy_session_create_respect_memory_limit (ob_req_transport.cpp:165) [100191][2858][YB420A0A34EF-0005EDE9FAFEF145] [lt=11] [dc=0] easy exceed memory limit, dest server has too many pending request, maybe dest server slow or unreachable(dest="xxx.xxx.xxx.xxx:2882", stat->size=5795287552, stat->count=5, easy_server_memory_limit=4294967296)

[2022-11-29 13:55:58.680063] ERROR [SQL.ENG] interrupt_qc (ob_px_interruption.cpp:184) [100130][2736][YB420A0A34F9-0005EDEB003451A8] [lt=9] [dc=0] fail send interrupt signal to qc(addr="xxx.xxx.xxx.xxx:2882", int_code={code:-4080, info:{msg:"tid:100130,from:"xxx.xxx.xxx.xxx:2882",TASK ABORT QC"}}, orig_int_code={code:-4080, info:{msg:"tid:100130,from:"xxx.xxx.xxx.xxx:2882",TASK ABORT QC"}}, ret=-4080) BACKTRACE:0xa1ff028 0xa1e34d9 0x2c2f3c1 0x2c51685 0x2ce73a4 0x890934e 0x890bab2 0x897fec9 0x89807a3 0x8977d3b 0x892d1a9 0x892e520 0x8933ebb 0x891b4a4 0x891cb75 0x2909506 0x2907313 0x2902524 0x748e2ea 0x32649a7 0xa010676 0xa00d95f 0xa008f8e

obclient> SELECT * FROM oceanbase.__all_virtual_sys_parameter_stat WHERE name='__easy_memory_limit';

obclient> alter system set __easy_memory_limit='16G';