客户的Oracle10204 RAC FOR Hp数据库执行EXPDP并行导出时出现了这个错误信息。
导出报错如下：
Export: Release 10.2.0.4.0 - 64bit Production ON Thursday, 12 January, 2012 6:10:00 Copyright (c) 2003, 2007, Oracle. ALL rights reserved. Connected TO: Oracle DATABASE 10g Enterprise Edition Release 10.2.0.4.0 - 64bit Production WITH the Partitioning, REAL Application Clusters, Oracle Label Security, DATA Mining AND REAL Application Testing options Starting "SYSTEM"."SYS_EXPORT_SCHEMA_01": parfile=/home/oracle/backup/moddb_par_mesadmin Estimate IN progress USING BLOCKS method... Processing object TYPE SCHEMA_EXPORT/TABLE/TABLE_DATA Total estimation USING BLOCKS method: 72.74 GB Processing object TYPE SCHEMA_EXPORT/USER Processing object TYPE SCHEMA_EXPORT/SYSTEM_GRANT Processing object TYPE SCHEMA_EXPORT/ROLE_GRANT Processing object TYPE SCHEMA_EXPORT/DEFAULT_ROLE Processing object TYPE SCHEMA_EXPORT/TABLESPACE_QUOTA Processing object TYPE SCHEMA_EXPORT/PRE_SCHEMA/PROCACT_SCHEMA . . . Processing object TYPE SCHEMA_EXPORT/TABLE/CONSTRAINT/REF_CONSTRAINT Processing object TYPE SCHEMA_EXPORT/TABLE/TRIGGER ORA-31693: TABLE DATA object "MESADMIN"."S_IFCPRODUCT" failed TO LOAD/unload AND IS being skipped due TO error: ORA-29913: error IN executing ODCIEXTTABLEPOPULATE callout ORA-31617: unable TO OPEN dump file "/archive/temp_exp/moddb_exp_mesadmin_3.dmp" FOR wr Processing object TYPE SCHEMA_EXPORT/TABLE/STATISTICS/TABLE_STATISTICS ORA-31693: TABLE DATA object "MESADMIN"."PRODUCTHISTORY" failed TO LOAD/unload AND IS being skipped due TO error: ORA-29913: error IN executing ODCIEXTTABLEPOPULATE callout ORA-31617: unable TO OPEN dump file "/archive/temp_exp/moddb_exp_mesadmin_2.dmp" FOR wr Processing object TYPE SCHEMA_EXPORT/JOB Processing object TYPE SCHEMA_EXPORT/POST_SCHEMA/PROCACT_SCHEMA ORA-31693: TABLE DATA object "MESADMIN"."S_R_WIP" failed TO LOAD/unload AND IS being skipped due TO error: ORA-29913: error IN executing ODCIEXTTABLEPOPULATE callout ORA-31617: unable TO OPEN dump file "/archive/temp_exp/moddb_exp_mesadmin_2.dmp" FOR wr ORA-31693: TABLE DATA object "MESADMIN"."C_FGMSIF_PANELINFO" failed TO LOAD/unload AND IS being skipped due TO error: ORA-29913: error IN executing ODCIEXTTABLEPOPULATE callout ORA-31617: unable TO OPEN dump file "/archive/temp_exp/moddb_exp_mesadmin_5.dmp" FOR wr ORA-31693: TABLE DATA object "MESADMIN"."C_AC_PANEL_GRADE" failed TO LOAD/unload AND IS being skipped due TO error: ORA-29913: error IN executing ODCIEXTTABLEPOPULATE callout ORA-31617: unable TO OPEN dump file "/archive/temp_exp/moddb_exp_mesadmin_2.dmp" FOR wr . . exported "MESADMIN"."S_R_MOVEMENT" 191.2 MB 2070491 ROWS . . . . . exported "MESADMIN"."USERPROFILEATTRIBUTEHISTORY" 0 KB 0 ROWS . . exported "MESADMIN"."RTDRULETRACEHISTORY" 1.627 GB 3812462 ROWS . . exported "MESADMIN"."PRODUCT" 1.057 GB 2593517 ROWS Master TABLE "SYSTEM"."SYS_EXPORT_SCHEMA_01" successfully loaded/unloaded ****************************************************************************** Dump file SET FOR SYSTEM.SYS_EXPORT_SCHEMA_01 IS: /archive/temp_exp/moddb_exp_mesadmin_1.dmp /archive/temp_exp/moddb_exp_mesadmin_2.dmp /archive/temp_exp/moddb_exp_mesadmin_3.dmp /archive/temp_exp/moddb_exp_mesadmin_4.dmp /archive/temp_exp/moddb_exp_mesadmin_5.dmp /archive/temp_exp/moddb_exp_mesadmin_6.dmp /archive/temp_exp/moddb_exp_mesadmin_7.dmp /archive/temp_exp/moddb_exp_mesadmin_8.dmp /archive/temp_exp/moddb_exp_mesadmin_9.dmp /archive/temp_exp/moddb_exp_mesadmin_10.dmp Job "SYSTEM"."SYS_EXPORT_SCHEMA_01" completed WITH 5 error(s) at 06:22:57 |
数据泵的并行度设置为10，同时向10个DUMPFILE中写入数据。在写入时出现ORA-31693、ORA-29913和ORA-31617错误。
发现对于RAC环境而言，Oracle会尝试将并行导出放到两个节点上，而由于DIRECTORY是本地磁盘，且在另外一个节点上没有建立同样的目录，因此打开文件报错的信息。
那么如果想要使用RAC上的并行导出，确保相同的目录在两个节点上同时存在。如果只想在一个节点上执行数据泵的导出那么就不要使用并行方式。
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