客户9.2.0.8 RAC for AIX环境出现ORA-600[KSSADP1]错误。

错误信息为：

Thu Apr 19 21:16:45 2012
Errors in file /oracle/app/admin/orcl/udump/orcl1_ora_442896.trc:
ORA-00600: internal error code, arguments: [KSSADP1], [], [], [], [], [], [], []
Thu Apr 19 21:16:45 2012
Errors in file /oracle/app/admin/orcl/udump/orcl1_ora_442896.trc:
ORA-00600: internal error code, arguments: [KSSADP1], [], [], [], [], [], [], []
Thu Apr 19 21:16:45 2012
Trace dumping is performing id=[cdmp_20120419211645]
Thu Apr 19 21:16:46 2012
Errors in file /oracle/app/admin/orcl/udump/orcl1_ora_442896.trc:
ORA-00600: internal error code, arguments: [KSSADP1], [], [], [], [], [], [], []
Thu Apr 19 21:16:47 2012
Errors in file /oracle/app/admin/orcl/udump/orcl1_ora_442896.trc:
ORA-00600: internal error code, arguments: [KSSADP1], [], [], [], [], [], [], []

与该问题最相符的描述是Bug 3030282 Dump in kssadpm_stage can occur if certain DDL/truncate is interrupted，虽然这个问题在9.2.0.5中已经解决，但并不排除问题在9.2.0.8中被重新引入。根据Oracle的描述，版本先于10.1.0.2都可能碰到这个问题。

导致问题的原因是中止了一个执行的DDL操作，显然为了避免问题的产生，应该在9i中尽量避免中止DDL尤其是TRUNCATE的操作。