Time drifts can result in unexpected behavior such as time-outs.

ARM有套19c环境，alter日志一直报错如下

2025-07-28T03:07:19.917300+08:00
Warning: VKTM detected a time stall. 
Time drifts can result in unexpected behavior such as time-outs. 
Please see the VKTM trace file for more details:
/u01/app/oracle/diag/rdbms/lydb/lydb1/trace/lydb1_vktm_2929.trc
2025-07-28T04:07:46.916990+08:00
Warning: VKTM detected a time stall. 
Time drifts can result in unexpected behavior such as time-outs. 
Please see the VKTM trace file for more details:
/u01/app/oracle/diag/rdbms/lydb/lydb1/trace/lydb1_vktm_2929.trc
2025-07-28T05:08:08.917823+08:00
Warning: VKTM detected a time stall. 
Time drifts can result in unexpected behavior such as time-outs. 
Please see the VKTM trace file for more details:
/u01/app/oracle/diag/rdbms/lydb/lydb1/trace/lydb1_vktm_2929.trc
2025-07-28T06:08:29.917822+08:00
Warning: VKTM detected a time stall. 
Time drifts can result in unexpected behavior such as time-outs. 
Please see the VKTM trace file for more details:
/u01/app/oracle/diag/rdbms/lydb/lydb1/trace/lydb1_vktm_2929.trc
2025-07-28T07:08:50.917091+08:00
Warning: VKTM detected a time stall. 
Time drifts can result in unexpected behavior such as time-outs. 
Please see the VKTM trace file for more details:
/u01/app/oracle/diag/rdbms/lydb/lydb1/trace/lydb1_vktm_2929.trc
2025-07-28T08:09:09.917991+08:00
Warning: VKTM detected a time stall. 
Time drifts can result in unexpected behavior such as time-outs. 
Please see the VKTM trace file for more details:
/u01/app/oracle/diag/rdbms/lydb/lydb1/trace/lydb1_vktm_2929.trc
2025-07-28T09:09:30.918020+08:00
Warning: VKTM detected a time stall. 
Time drifts can result in unexpected behavior such as time-outs. 
Please see the VKTM trace file for more details:
/u01/app/oracle/diag/rdbms/lydb/lydb1/trace/lydb1_vktm_2929.trc
2025-07-28T10:09:51.917092+08:00
Warning: VKTM detected a time stall. 
Time drifts can result in unexpected behavior such as time-outs. 
Please see the VKTM trace file for more details:
/u01/app/oracle/diag/rdbms/lydb/lydb1/trace/lydb1_vktm_2929.trc
2025-07-28T11:10:11.918061+08:00
Warning: VKTM detected a time stall. 
Time drifts can result in unexpected behavior such as time-outs. 
Please see the VKTM trace file for more details:
/u01/app/oracle/diag/rdbms/lydb/lydb1/trace/lydb1_vktm_2929.trc

mos文档：Time Drift Detected. Please Check Vktm Trace File For More Details. (文档 ID 1347586.1)

具体设置：SQL > alter system set event="10795 trace name context forever, level 2" scope=spfile ;

重启实例后观察一天，不再报错