Oracle启动后 隔几天就会莫名其妙自动挂掉 每次看alert日志都是 terminating the instance due to error 490报错导致
请问哪位专家知道原因？？
PMON (ospid: 28705): terminating the instance due to error 490
Sun Oct 23 08:05:04 2022
System state dump requested by (instance=1, osid=28705 (PMON)), summary=[abnormal instance termination].
System State dumped to trace file /data/oracle/app/oracle/diag/rdbms/lcfa/lcfa/trace/lcfa_diag_28715_20221023080504.trc
Dumping diagnostic data in directory=[cdmp_20221023080504], requested by (instance=1, osid=28705 (PMON)), summary=[abnormal instance termination].
Instance terminated by PMON, pid = 28705
PMON (ospid: 16817): terminating the instance due to error 490
Sun Oct 30 08:05:04 2022
System state dump requested by (instance=1, osid=16817 (PMON)), summary=[abnormal instance termination].
System State dumped to trace file /data/oracle/app/oracle/diag/rdbms/lcfa/lcfa/trace/lcfa_diag_16829_20221030080504.trc
Dumping diagnostic data in directory=[cdmp_20221030080504], requested by (instance=1, osid=16817 (PMON)), summary=[abnormal instance termination].
Instance terminated by PMON, pid = 16817
