昨天接到研发人员报告，数据库定时任务未正常执行，导致某些操作失败。
开始介入处理该事故.
系统环境:
SunOS DB 5.8 Generic_108528-21 sun4u sparc SUNW,Ultra-4
Oracle9i Enterprise Edition Release 9.2.0.3.0 - Production
1.首先介入检查数据库任务
>
> $ sqlplus "/ as sysdba"
>
> SQL*Plus: Release 9.2.0.3.0 - Production on Wed Nov 17 20:23:53 2004
>
> Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved.
>
>
> Connected to:
> Oracle9i Enterprise Edition Release 9.2.0.3.0 - Production
> With the Partitioning, OLAP and Oracle Data Mining options
> JServer Release 9.2.0.3.0 - Production
>
> SQL> select job,last_date,last_sec,next_date,next_sec,broken,failures from dba_jobs;
>
> JOB LAST_DATE LAST_SEC NEXT_DATE NEXT_SEC B FAILURES INTERVAL
> ---------- --------- ---------------- --------- ---------------- - ---------- ----------------------------
> 31 16-NOV-04 01:00:02 17-NOV-04 01:00:00 N 0 trunc(sysdate+1)+1/24
> 27 16-NOV-04 00:00:04 17-NOV-04 00:00:00 N 0 TRUNC(SYSDATE) + 1
> 35 16-NOV-04 01:00:02 17-NOV-04 01:00:00 N 0 trunc(sysdate+1)+1/24
> 29 16-NOV-04 00:00:04 17-NOV-04 00:00:00 N 0 TRUNC(SYSDATE) + 1
> 30 01-NOV-04 06:00:01 01-DEC-04 06:00:00 N 0 trunc(add_months(sysdate,1),'MM')+6/24
> 65 16-NOV-04 04:00:03 17-NOV-04 04:00:00 N 0 trunc(sysdate+1)+4/24
> 46 16-NOV-04 02:14:27 17-NOV-04 02:14:27 N 0 sysdate+1
> 66 16-NOV-04 03:00:02 17-NOV-04 18:14:49 N 0 trunc(sysdate+1)+3/24
>
> 8 rows selected.