Oracle 18.3 ORA-12012 ORA-20001


问题：   

Oracle 告警日志有大量如下信息，平均每  10 分钟出现一次： 

[oracle@oracle-server001 trace]$ pwd

/u01/app/oracle/diag/rdbms/chendb/chendb/trace

[oracle@oracle-server001 trace]$ vi alert_chendb.log

......

2019-01-03T01:28:08.337087+08:00

Errors in file /u01/app/oracle/diag/rdbms/chendb/chendb/trace/chendb_j000_84302.trc:

 ORA-12012: error on auto execute of job "SYS"."ORA$AT_OS_OPT_SY_2612" 

 ORA-20001: Statistics Advisor: Invalid task name for the current user 

ORA-06512: at "SYS.DBMS_STATS", line 49538

ORA-06512: at "SYS.DBMS_STATS_ADVISOR", line 881

ORA-06512: at "SYS.DBMS_STATS_INTERNAL", line 21631

ORA-06512: at "SYS.DBMS_STATS_INTERNAL", line 23763

ORA-06512: at "SYS.DBMS_STATS", line 49526

2019-01-03T01:38:13.791103+08:00

环境说明：   

OS: CentOS Linux release 7.5

DB:Oracle 18.3.0.0.0

问题原因： 

Bug 22879263    - BETA 12.2 - ORA-12012 , ORA-20001 AND ORA-06512 FROM ORA$AT_OS_OPT_SY_88 JOB 

解决方案：   

1.Bug is fixed in 12.2.0.1.0.

2.Use following workaround:

 execute "  EXEC dbms_stats.init_package();  "

---support.oracle.com 上    详细说明如下 

Recurring ORA-12012, ORA-20001, ORA-06512 In Container Database (  文档 ID 2420581.1) 

 APPLIES TO: 

 Oracle Database - Enterprise Edition - Version 12.2.0.1 and later 
 Information in this document applies to any platform. 

SYMPTOMS

  • In container database, following errors are seen in the alert log: 

 ORA-12012: error on auto execute of job "SYS"."ORA$AT_OS_OPT_SY_7165" 
 ORA-20001: Statistics Advisor: Invalid task name for the current user 
 ORA-06512: at "SYS.DBMS_STATS", line 47207 
 ORA-06512: at "SYS.DBMS_STATS_ADVISOR", line 882 
 ORA-06512: at "SYS.DBMS_STATS_INTERNAL", line 20059 
 ORA-06512: at "SYS.DBMS_STATS_INTERNAL", line 22201 
 ORA-06512: at "SYS.DBMS_STATS", line 47197 

CHANGES 

CAUSE 

 This is due to following unpublished bug: 

 Bug 22879263 - BETA 12.2 - ORA-12012 , ORA-20001 AND ORA-06512 FROM ORA$AT_OS_OPT_SY_88 JOB 

SOLUTION

  • Bug is fixed in 12.2.0.1.0. 
  • Use following workaround: 

execute "EXEC dbms_stats.init_package();"

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