1节点突然重启，没分析到原因，想帮专家帮忙分析看下，重启原因。

Thu Nov 05 18:35:56 2020
LNS: Standby redo logfile selected for thread 1 sequence 121206 for destination LOG_ARCHIVE_DEST_2
Thu Nov 05 18:35:57 2020
Archived Log entry 409814 added for thread 1 sequence 121205 ID 0xeb57558d dest 1:
Thu Nov 05 18:39:55 2020
Auto-tuning: Shutting down background process GTX8
Thu Nov 05 18:51:29 2020
Auto-tuning: Shutting down background process GTX7
Thu Nov 05 18:58:17 2020
PMON (ospid: 66124): terminating the instance due to error 486
Thu Nov 05 18:58:17 2020
opiodr aborting process unknown ospid (45053) as a result of ORA-1092
Thu Nov 05 18:58:17 2020
System state dump requested by (instance=1, osid=66124 (PMON)), summary=[abnormal instance termination].
System State dumped to trace file /u01/app/oracle/diag/rdbms/ythaqscdb/ythaqscd1/trace/ythaqscd1_diag_66362_20201105185817.trc
Instance terminated by PMON, pid = 66124
Thu Nov 05 19:01:20 2020
Adjusting the default value of parameter parallel_max_servers
from 3600 to 1970 due to the value of parameter processes (2000)
Starting ORACLE instance (normal)
************************ Large Pages Information *******************
Per process system memlock (soft) limit = UNLIMITED

Total Shared Global Region in Large Pages = 138 GB (100%)

Large Pages used by this instance: 70657 (138 GB)
Large Pages unused system wide = 13 (26 MB)
Large Pages configured system wide = 70670 (138 GB)
Large Page size = 2048 KB

LICENSE_MAX_SESSION = 0
LICENSE_SESSIONS_WARNING = 0
Initial number of CPU is 120
Number of processor cores in the system is 60
Number of processor sockets in the system is 4
Private Interface ‘bond1:1’ configured from GPnP for use as a private interconnect.
[name=‘bond1:1’, type=1, ip=169.254.69.77, mac=90-17-ac-ab-f1-3b, net=169.254.0.0/16, mask=255.255.0.0, use=haip:cluster_interconnect/62]
Public Interface ‘bond0’ configured from GPnP for use as a public interface.
[name=‘bond0’, type=1, ip=10.94.1.50, mac=90-17-ac-ab-f1-3a, net=10.94.1.0/24, mask=255.255.255.0, use=public/1]
Public Interface ‘bond0:1’ configured from GPnP for use as a public interface.
[name=‘bond0:1’, type=1, ip=10.94.1.52, mac=90-17-ac-ab-f1-3a, net=10.94.1.0/24, mask=255.255.255.0, use=public/1]
Public Interface ‘bond0:2’ configured from GPnP for use as a public interface.
[name=‘bond0:2’, type=1, ip=10.94.1.54, mac=90-17-ac-ab-f1-3a, net=10.94.1.0/24, mask=255.255.255.0, use=public/1]
Picked latch-free SCN scheme 3
Autotune of undo retention is turned off.
LICENSE_MAX_USERS = 0
SYS auditing is disabled
NUMA system with 4 nodes detected
Starting up: