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impdp因致命錯誤終止 ORA-7445 [kpodpals]

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基本要素 前天好不easy成功給用戶把數據全庫導出,今天用戶又告知導出的數據無法導入,首先就問用戶有什麽錯誤提示,給我的回答是就一個‘作業"SYSTEM"."SYS_IMPORT_FULL_03" 因致命錯誤於 xxxx elapsed 0 03:01:06 停止’,其它什麽提示都沒有,信息量太少了,這個處理起來還挺麻煩的。

問題分析

步驟一:首先還是加入跟蹤信息 還是得靠自己,還好咱們會點跟蹤技巧,詳細方法見我之前的帖How to Diagnose Oracle Data Pump-怎樣給數據泵加入診斷信息,來吧,看下跟蹤後的結果orcl_dm00_10856.trc,錯誤提示的位置例如以下:
KUPM:13:38:03.378: Log message received from worker DG,KUPC$C_1_20141208103757,KUPC$A_1_103800203000000,MCP,510,Y KUPM:13:38:03.378: . . 導入了 "ZLHIS"."體檢套餐計價" 576.4 KB 20817 行 KUPM:13:38:03.378: ****OUT DISPATCH, request type=3031, response type =2041 *** 2014-12-08 13:38:04.392 KUPM:13:38:04.392: Client count is: 1
KUPM:13:38:04.392: In check_workers... KUPM:13:38:04.392: Live worker count is: 1 KUPM:13:38:04.392: In set_longops KUPM:13:38:04.392: Work so far is: 107805.74195098876953125 KUPM:13:38:04.392: Checking for resumable waits KUPM:13:39:05.435: Client count is: 1 *** 2014-12-08 13:39:05.435 KUPM:13:39:05.435: In check_workers...
KUPM:13:39:05.435: Live worker count is: 0 KUPM:13:39:05.435: worker id is: KUPM:13:39:05.435: Worker error is: 0 KUPM:13:39:05.435: Exited main loop... KUPM:13:39:05.435: Returned to MAIN KUPV:13:39:05.435: Update request for job: SYSTEM.SYS_IMPORT_FULL_03, func: 1 KUPM:13:39:05.435: Entered state: STOPPING KUPM:13:39:05.435: keeping master because job is restartable KUPM:13:39:05.435: Final job_info_flags = 1 KUPM:13:39:05.435: Log message received from MCP KUPM:13:39:05.435: 作業 "SYSTEM"."SYS_IMPORT_FULL_03" 因致命錯誤於 星期一 12月 8 13:39:05 2014 elapsed 0 03:01:06 停止 KUPM:13:39:05.498: In RESPOND_TO_START KUPM:13:39:05.498: In check_workers... KUPM:13:39:05.498: Live worker count is: 0 KUPM:13:39:05.498: worker id is: KUPM:13:39:05.498: Worker error is: 0 結果很令人失望,也沒什麽有價值的錯誤提示。

步驟二:查看下alert日誌 這時候想到查看下alert日誌,或許裏面能給一些提示,打開日誌果然發現了很有價值的信息,例如以下: Tue Dec 09 02:00:00 2014 Closing scheduler window Closing Resource Manager plan via scheduler window Clearing Resource Manager plan via parameter Tue Dec 09 02:00:12 2014 Exception [type: ACCESS_VIOLATION, UNABLE_TO_READ] [ADDR:0x0] [PC:0x14575B408, kpodpals()+5174] ERROR: Unable to normalize symbol name for the following short stack (at offset 213): dbgexProcessError()+200<-dbgeExecuteForError()+65<-dbgePostErrorKGE()+2269<-dbkePostKGE_kgsf()+77<-kgeade()+562<-kgerelv()+151<-kgerev()+45<-kgerec5()+60<-sss_xcpt_EvalFilterEx()+1862<-sss_xcpt_EvalFilter()+174<-.1.4_5+59<-0000000077C985A8<-0000000077CA9D0D<-0000000077C991AF<-0000000077CD1278<-kpodpals()+5174<-kpodpp()+4946<-opiodr()+1631<-kpoodr()+699<-xupirtrc()+2833<-upirtrc()+117<-kpurcsc()+150<-kpudpxp_ctxPrepare()+19418<-OCIDirPathPrepare()+11<-kupd_initDirPath()+1048<-kupdls()+2863<-spefcifa()+3937<-spefmccallstd()+532<-pextproc()+47<-PGOSF493_peftrusted()+134<-psdexsp()+297<-rpiswu2()+3039<-psdextp()+951<-pefccal()+785<-pefcal()+225<-pevm_FCAL()+164<-pfrinstr_FCAL()+69<-pfrrun_no_tool()+77<-pfrrun()+1241<-plsql_run()+903<-peicnt()+328<-kkxexe()+616<-opiexe()+20959<-kpoal8()+2397<-opiodr()+1631<-kpoodr()+699<-xupirtrc()+2833<-upirtrc()+117<-kpurcsc()+150<-kpuexec()+10984 Errors in file D:\APP\ADMINISTRATOR\diag\rdbms\orcl\orcl\trace\orcl_dw00_5304.trc (incident=8636): ORA-07445: 出現異常錯誤: 核心轉儲 [kpodpals()+5174] [ACCESS_VIOLATION] [ADDR:0x0] [PC:0x14575B408] [UNABLE_TO_READ] [] Incident details in: D:\APP\ADMINISTRATOR\diag\rdbms\orcl\orcl\incident\incdir_8636\orcl_dw00_5304_i8636.trc Use ADRCI or Support Workbench to package the incident. See Note 411.1 at My Oracle Support for error and packaging details. Tue Dec 09 02:00:17 2014 Dumping diagnostic data in directory=[cdmp_20141209020017], requested by (instance=1, osid=5304 (DW00)), summary=[incident=8636]. Tue Dec 09 02:00:19 2014 Sweep [inc][8636]: completed Sweep [inc2][8636]: completed Tue Dec 09 02:00:55 2014 有了這個信息。更進一步的日誌分析我這裏就不再敘述。由於也沒什麽價值信息,我們這裏就抓住ORA-07445 [kpodpals()+5174]不放。這樣的核心錯誤,一般99%是Oracle的BUG引起,通過Oracle的官方信息。果然發現了一篇文檔: ORA-7445 [kpodpals] During DataPump Import (文檔 ID 1096837.1) SYMPTOMS
You perform a DataPump import and this breaks with errors: #> impdp system/password directory=dpu dumpfile=a_table.dmp table_exists_action=replace Import: Release 10.2.0.1.0 - Production on Wednesday, 21 April, 2010 9:21:43
Copyright (c) 2003, 2005, Oracle. All rights reserved.
Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production
With the Partitioning, OLAP and Data Mining options
Master table "SYSTEM"."SYS_IMPORT_FULL_01" successfully loaded/unloaded
Starting "SYSTEM"."SYS_IMPORT_FULL_01": system/******** directory=dpu
dumpfile=a_table.dmp table_exists_action=replace
Processing object type TABLE_EXPORT/TABLE/TABLE
Processing object type TABLE_EXPORT/TABLE/TABLE_DATA
ORA-39014: One or more workers have prematurely exited.
ORA-39029: worker 1 with process name "DW01" prematurely terminated
ORA-31672: Worker process DW01 died unexpectedly.
Job "SYSTEM"."SYS_IMPORT_FULL_01" stopped due to fatal error at 09:23:32
CAUSE
This is addressed in Bug 9626756. A no-name column "<space>" is included in the table definition.
The imported table is defined as:
create table a_table
(
id number,
" " varchar2(10), -- " " means "<one space>"
text varchar2(10)
);
SOLUTION
1. Don‘t use columns like "<space>" in the source database

- OR -

2. If a table has such columns, then exclude the table during import with:
exclude=table:\"IN (‘A_TABLE‘)\" 原因就是有表的字段是空格。坑爹啊,竟然有這麽創建表的,接下來我們就要查詢下我們系統中是否真的存在這種表。 解決過程

步驟一:查詢表字段 技術分享
通過上門的SQL語句,一查詢果然有有空字段,表名是TX_診療項目。該表不是我們系統帶的表,是因為之前渠道做系統切換的時候,保存的用戶舊系統數據的表,真是害死人啊。

步驟二:排除表又一次導入 有兩種方式解決,1.在正式庫中對表進行調整或者重建,2.導入的時排除問題表。經過溝通決定採用另外一種方法。排除表 impdp system/xxxxx DIRECTORY=dp full=y DUMPFILE=wzyfull20141205b_01.dmp logfile=impdp1209.log trace=4a0300 exclude=TABLE:\"IN \(\‘ZLHIS.TX_診療項目\‘\)\",SCHEMA:\"IN\(\‘SYS\‘,\‘SYSTEM\‘,\‘OUTLN\‘,\‘MGMT_VIEW\‘,\‘FLOWS_FILES\‘,\‘MDSYS\‘,\‘ORDSYS\‘,\‘EXFSYS\‘,\‘DBSNMP\‘,\‘WMSYS\‘,\‘WKSYS\‘,\‘WK_TEST\‘,\‘CTXSYS\‘,\‘ANONYMOUS\‘,\‘SYSMAN\‘,\‘XDB\‘,\‘WKPROXY\‘,\‘ORDPLUGINS\‘,\‘FLOWS_030000\‘,\‘OWBSYS\‘,\‘SI_INFORMTN_SCHEMA\‘,\‘OLAPSYS\‘,\‘SCOTT\‘,\‘ORACLE_OCM\‘\)\" 經過3個多小時的漫長等待。數據成功導入。 關鍵知識點 數據泵日誌跟蹤:通過在導出導入時。加入trace參數,產生跟蹤日誌文件 ORA-7445 [kpodpals]: Bug 9626756.在一個表中包括一個沒有名字的全是空格的字段

impdp因致命錯誤終止 ORA-7445 [kpodpals]