在9.2.0.8 rac环境中,使用exp导出来dmp文件任何报错(按单个表，按用户导出,使用tns方式远程exp导出)，包括重启数据库后导出，无法导入到其他数据库中(本库,tns方式远程导入,ftp传输到远程导入,9i/10g/11g版本)报错类似有setillegal instruction(coredump)，段错误，Segmentation fault等，以下列出来几个报错信息

--导入11.2.0.2版本
Import: Release 11.2.0.2.0 - Production on Fri Mar 27 20:09:51 2015
Copyright (c) 1982, 2009, Oracle and/or its affiliates.  All rights reserved.
Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.2.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
Export file created by EXPORT:V09.02.00 via conventional path
import done in ZHS16GBK character set and AL16UTF16 NCHAR character setillegal instruction(coredump)
--导入11.2.0.4版本
Import: Release 11.2.0.4.0 - Production on Thu Apr 2 21:12:18 2015
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
Export file created by EXPORT:V09.02.00 via conventional path
Warning: the objects were exported by UNIONDB, not by you
import done in ZHS16GBK character set and AL16UTF16 NCHAR character set段错误
--导入10.2.0.5版本
Import: Release 10.2.0.5.0 - Production on Thu Apr 2 21:44:47 2015
Copyright (c) 1982, 2007, Oracle.  All rights reserved.
Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.5.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
Export file created by EXPORT:V09.02.00 via conventional path
Warning: the objects were exported by UNIONDB, not by you
import done in US7ASCII character set and AL16UTF16 NCHAR character set
import server uses ZHS16GBK character set (possible charset conversion)
export client uses ZHS16GBK character set (possible charset conversion)段错误

增加trace=y跟踪分析

Trace file /u01/app/oracle/diag/rdbms/qsng/qsng/trace/qsng_ora_16772.trc
Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
ORACLE_HOME = /u01/app/oracle/product/11.2.0/db_1
System name: Linux
Node name: localhost.localdomain
Release: 2.6.32-300.10.1.el5uek
Version: #1 SMP Wed Feb 22 17:37:40 EST 2012
Machine: x86_64
Instance name: qsng
Redo thread mounted by this instance: 1
Oracle process number: 50
Unix process pid: 16772, image: oracle@localhost.localdomain (TNS V1-V3)
*** 2015-04-02 21:23:11.764
*** SESSION ID:(72.16901) 2015-04-02 21:23:11.764
*** CLIENT ID:() 2015-04-02 21:23:11.764
*** SERVICE NAME:(SYS$USERS) 2015-04-02 21:23:11.764
*** MODULE NAME:(imp@localhost.localdomain (TNS V1-V3)) 2015-04-02 21:23:11.764
*** ACTION NAME:() 2015-04-02 21:23:11.764
=====================
PARSING IN CURSOR #139814426861864 len=34 dep=1 uid=0 oct=42 lid=0 tim=1427980991763775 hv=3913151867 ad='7f29153b02c8' sqlid='14ys3d7nmvxbv'
ALTER SESSION SET SQL_TRACE = TRUE
END OF STMT
EXEC #139814426861864:c=0,e=65,p=0,cr=0,cu=0,mis=1,r=0,dep=1,og=1,plh=0,tim=1427980991756277
CLOSE #139814426861864:c=0,e=4,dep=1,type=0,tim=1427980991764938
=====================
PARSING IN CURSOR #139814426870416 len=67 dep=0 uid=0 oct=47 lid=0 tim=1427980991765036 hv=4244958165 ad='54d651fb0' sqlid='78wmnnryh9uyp'
BEGIN EXECUTE IMMEDIATE 'ALTER SESSION SET SQL_TRACE = TRUE'; END;
END OF STMT
EXEC #139814426870416:c=2999,e=10041,p=0,cr=0,cu=0,mis=1,r=1,dep=0,og=1,plh=0,tim=1427980991765033
CLOSE #139814426870416:c=0,e=24,dep=0,type=0,tim=1427980991765547
=====================
PARSING IN CURSOR #139814426870416 len=50 dep=0 uid=0 oct=47 lid=0 tim=1427980991767424 hv=2924529365 ad='5450bc4b0' sqlid='8ppuwaur51jqp'
BEGIN SYS.DBMS_EXPORT_EXTENSION.SET_STATSON; END;
END OF STMT
PARSE #139814426870416:c=1999,e=1828,p=0,cr=0,cu=0,mis=1,r=0,dep=0,og=1,plh=0,tim=1427980991767422
=====================
PARSING IN CURSOR #139814426240744 len=41 dep=1 uid=0 oct=42 lid=0 tim=1427980991768326 hv=2301085140 ad='0' sqlid='g63fjfq4kgjfn'
alter session set TIMED_STATISTICS = TRUE
END OF STMT
PARSE #139814426240744:c=0,e=206,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=0,plh=0,tim=1427980991768325
EXEC #139814426240744:c=1000,e=5348,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=0,plh=0,tim=1427980991773803
CLOSE #139814426240744:c=0,e=4,dep=1,type=0,tim=1427980991773879
EXEC #139814426870416:c=2000,e=6363,p=0,cr=0,cu=0,mis=0,r=1,dep=0,og=1,plh=0,tim=1427980991773926
=====================
PARSING IN CURSOR #139814426340472 len=37 dep=1 uid=0 oct=3 lid=0 tim=1427980991776092 hv=1398610540 ad='553f2f718' sqlid='grwydz59pu6mc'
select text from view$ where rowid=:1
END OF STMT
PARSE #139814426340472:c=1000,e=824,p=0,cr=0,cu=0,mis=1,r=0,dep=1,og=4,plh=0,tim=1427980991776091
=====================
PARSING IN CURSOR #139814426336856 len=210 dep=2 uid=0 oct=3 lid=0 tim=1427980991791474 hv=864012087 ad='547f6c0c0' sqlid='96g93hntrzjtr'
select /*+ rule */ bucket_cnt, row_cnt, cache_cnt, null_cnt, timestamp#, sample_size, minimum, maximum,
 distcnt, lowval, hival, density, col#, spare1, spare2, avgcln from hist_head$ where obj#=:1 and intcol#=:2
END OF STMT
PARSE #139814426336856:c=1000,e=1332,p=0,cr=0,cu=0,mis=1,r=0,dep=2,og=3,plh=0,tim=1427980991791472
EXEC #139814426336856:c=2000,e=21773,p=0,cr=0,cu=0,mis=1,r=0,dep=2,og=3,plh=2239883476,tim=1427980991813432
FETCH #139814426336856:c=0,e=78,p=0,cr=2,cu=0,mis=0,r=0,dep=2,og=3,plh=2239883476,tim=1427980991813580
STAT #139814426336856 id=1 cnt=0 pid=0 pos=1 obj=448 op='TABLE ACCESS BY INDEX ROWID HIST_HEAD$ (cr=2 pr=0 pw=0 time=108 us)'
STAT #139814426336856 id=2 cnt=0 pid=1 pos=1 obj=450 op='INDEX RANGE SCAN I_HH_OBJ#_INTCOL# (cr=2 pr=0 pw=0 time=98 us)'
CLOSE #139814426336856:c=0,e=5,dep=2,type=3,tim=1427980991824838
EXEC #139814426336856:c=0,e=32,p=0,cr=0,cu=0,mis=0,r=0,dep=2,og=3,plh=2239883476,tim=1427980991825112
FETCH #139814426336856:c=0,e=15,p=0,cr=2,cu=0,mis=0,r=0,dep=2,og=3,plh=2239883476,tim=1427980991825174
CLOSE #139814426336856:c=0,e=4,dep=2,type=3,tim=1427980991825230
EXEC #139814426340472:c=5000,e=49516,p=0,cr=4,cu=0,mis=1,r=0,dep=1,og=4,plh=3684871272,tim=1427980991825784
FETCH #139814426340472:c=0,e=74,p=0,cr=2,cu=0,mis=0,r=1,dep=1,og=4,plh=3684871272,tim=1427980991825935
STAT #139814426340472 id=1 cnt=1 pid=0 pos=1 obj=69 op='TABLE ACCESS BY USER ROWID VIEW$ (cr=1 pr=0 pw=0 time=59 us cost=1 size=15 card=1)'
CLOSE #139814426340472:c=1000,e=79,dep=1,type=0,tim=1427980991826064
=====================
PARSING IN CURSOR #139814426240888 len=50 dep=0 uid=0 oct=3 lid=0 tim=1427980991827030 hv=2950256760 ad='548d195c8' sqlid='gnhvzburxkq3s'
SELECT value from sys.exu8opt where parameter = :1
END OF STMT
PARSE #139814426240888:c=7999,e=52316,p=0,cr=6,cu=0,mis=1,r=0,dep=0,og=1,plh=0,tim=1427980991827029
=====================
PARSING IN CURSOR #139814426339424 len=37 dep=1 uid=0 oct=3 lid=0 tim=1427980991827683 hv=1398610540 ad='553f2f718' sqlid='grwydz59pu6mc'
select text from view$ where rowid=:1
END OF STMT
PARSE #139814426339424:c=0,e=38,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=4,plh=3684871272,tim=1427980991827681
EXEC #139814426339424:c=0,e=23,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=4,plh=3684871272,tim=1427980991827862
FETCH #139814426339424:c=0,e=19,p=0,cr=2,cu=0,mis=0,r=1,dep=1,og=4,plh=3684871272,tim=1427980991827938
STAT #139814426339424 id=1 cnt=1 pid=0 pos=1 obj=69 op='TABLE ACCESS BY USER ROWID VIEW$ (cr=1 pr=0 pw=0 time=10 us cost=1 size=15 card=1)'
CLOSE #139814426339424:c=1000,e=79,dep=1,type=0,tim=1427980991828062
EXEC #139814426240888:c=2000,e=2039,p=0,cr=2,cu=0,mis=1,r=0,dep=0,og=1,plh=2941868576,tim=1427980991829442
FETCH #139814426240888:c=0,e=46,p=0,cr=0,cu=0,mis=0,r=1,dep=0,og=1,plh=2941868576,tim=1427980991829653
STAT #139814426240888 id=1 cnt=1 pid=0 pos=1 obj=0 op='FIXED TABLE FULL X$OPTION (cr=0 pr=0 pw=0 time=42 us cost=0 size=81 card=1)'
CLOSE #139814426240888:c=0,e=77,dep=0,type=0,tim=1427980991829862
CLOSE #139814426870416:c=0,e=15,dep=0,type=0,tim=1427980991830042
=====================
PARSING IN CURSOR #139814426870416 len=54 dep=0 uid=0 oct=47 lid=0 tim=1427980991830154 hv=1322764242 ad='54aea3138' sqlid='4jv63yp7dgjyk'
BEGIN SYS.DBMS_EXPORT_EXTENSION.SET_NO_OUTLINES; END;
END OF STMT
PARSE #139814426870416:c=0,e=67,p=0,cr=0,cu=0,mis=0,r=0,dep=0,og=1,plh=0,tim=1427980991830153
=====================
PARSING IN CURSOR #139814426340328 len=48 dep=1 uid=0 oct=42 lid=0 tim=1427980991830368 hv=663246278 ad='0' sqlid='7kgh52cmshpf6'
alter session set CREATE_STORED_OUTLINES = FALSE
END OF STMT
PARSE #139814426340328:c=0,e=27,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=0,plh=0,tim=1427980991830367
EXEC #139814426340328:c=0,e=29,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=0,plh=0,tim=1427980991830510
CLOSE #139814426340328:c=0,e=3,dep=1,type=0,tim=1427980991830557
EXEC #139814426870416:c=0,e=338,p=0,cr=0,cu=0,mis=0,r=1,dep=0,og=1,plh=0,tim=1427980991830605
CLOSE #139814426870416:c=0,e=19,dep=0,type=1,tim=1427980991830823
=====================
PARSING IN CURSOR #139814426867336 len=59 dep=0 uid=0 oct=47 lid=0 tim=1427980991830946 hv=1151361180 ad='551bd30c0' sqlid='akubp592a0s4w'
BEGIN SYS.DBMS_EXPORT_EXTENSION.SET_NLS_NUMERIC_CHAR; END;
END OF STMT
PARSE #139814426867336:c=0,e=71,p=0,cr=0,cu=0,mis=0,r=0,dep=0,og=1,plh=0,tim=1427980991830945
=====================
PARSING IN CURSOR #139814426339136 len=45 dep=1 uid=0 oct=42 lid=0 tim=1427980991831195 hv=1639245916 ad='0' sqlid='45sy639hv9u2w'
alter session set NLS_NUMERIC_CHARACTERS='.,'
END OF STMT
PARSE #139814426339136:c=0,e=23,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=0,plh=0,tim=1427980991831194
EXEC #139814426339136:c=0,e=38,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=0,plh=0,tim=1427980991831347
CLOSE #139814426339136:c=0,e=3,dep=1,type=0,tim=1427980991831396
EXEC #139814426867336:c=0,e=347,p=0,cr=0,cu=0,mis=0,r=1,dep=0,og=1,plh=0,tim=1427980991831438
=====================
PARSING IN CURSOR #139814426328016 len=37 dep=1 uid=0 oct=3 lid=0 tim=1427980991832676 hv=1398610540 ad='553f2f718' sqlid='grwydz59pu6mc'
select text from view$ where rowid=:1
END OF STMT
PARSE #139814426328016:c=0,e=39,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=4,plh=3684871272,tim=1427980991832675
EXEC #139814426328016:c=0,e=35,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=4,plh=3684871272,tim=1427980991832903
FETCH #139814426328016:c=1000,e=45,p=0,cr=2,cu=0,mis=0,r=1,dep=1,og=4,plh=3684871272,tim=1427980991833000
STAT #139814426328016 id=1 cnt=1 pid=0 pos=1 obj=69 op='TABLE ACCESS BY USER ROWID VIEW$ (cr=1 pr=0 pw=0 time=22 us cost=1 size=15 card=1)'
CLOSE #139814426328016:c=0,e=63,dep=1,type=1,tim=1427980991833122
=====================
PARSING IN CURSOR #139814426339280 len=35 dep=0 uid=0 oct=3 lid=0 tim=1427980991834448 hv=994821361 ad='5466a8e58' sqlid='3mwu4pcxnrj7j'
SELECT USERID,NAME FROM SYS.IMP9USR
END OF STMT
PARSE #139814426339280:c=2000,e=2133,p=0,cr=2,cu=0,mis=1,r=0,dep=0,og=1,plh=2709293936,tim=1427980991834446
EXEC #139814426339280:c=0,e=35,p=0,cr=0,cu=0,mis=0,r=0,dep=0,og=1,plh=2709293936,tim=1427980991834763
FETCH #139814426339280:c=0,e=68,p=0,cr=2,cu=0,mis=0,r=1,dep=0,og=1,plh=2709293936,tim=1427980991835015
PARSE #139814426328016:c=0,e=23,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=4,plh=3684871272,tim=1427980991836151
EXEC #139814426328016:c=0,e=43,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=4,plh=3684871272,tim=1427980991836279
FETCH #139814426328016:c=0,e=20,p=0,cr=2,cu=0,mis=0,r=1,dep=1,og=4,plh=3684871272,tim=1427980991836349
CLOSE #139814426328016:c=0,e=16,dep=1,type=3,tim=1427980991836409
=====================
PARSING IN CURSOR #139814426320856 len=34 dep=0 uid=0 oct=3 lid=0 tim=1427980991837576 hv=3320476556 ad='551865ae8' sqlid='33pm4s32ynwwc'
SELECT NAME,VALUE FROM SYS.EXU9NLS
END OF STMT
PARSE #139814426320856:c=1000,e=1857,p=0,cr=2,cu=0,mis=1,r=0,dep=0,og=1,plh=415205717,tim=1427980991837575
EXEC #139814426320856:c=0,e=23,p=0,cr=0,cu=0,mis=0,r=0,dep=0,og=1,plh=415205717,tim=1427980991837843
FETCH #139814426320856:c=0,e=83,p=0,cr=2,cu=0,mis=0,r=1,dep=0,og=1,plh=415205717,tim=1427980991838058
FETCH #139814426320856:c=0,e=20,p=0,cr=1,cu=0,mis=0,r=1,dep=0,og=1,plh=415205717,tim=1427980991838214
FETCH #139814426320856:c=0,e=16,p=0,cr=1,cu=0,mis=0,r=1,dep=0,og=1,plh=415205717,tim=1427980991838355
FETCH #139814426320856:c=0,e=16,p=0,cr=1,cu=0,mis=0,r=0,dep=0,og=1,plh=415205717,tim=1427980991838483
STAT #139814426320856 id=1 cnt=3 pid=0 pos=1 obj=98 op='TABLE ACCESS FULL PROPS$ (cr=5 pr=0 pw=0 time=72 us cost=2 size=84 card=3)'
CLOSE #139814426320856:c=0,e=8,dep=0,type=0,tim=1427980991838734
PARSE #139814426328016:c=0,e=20,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=4,plh=3684871272,tim=1427980991839322
EXEC #139814426328016:c=0,e=23,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=4,plh=3684871272,tim=1427980991839430
FETCH #139814426328016:c=0,e=17,p=0,cr=2,cu=0,mis=0,r=1,dep=1,og=4,plh=3684871272,tim=1427980991839495
CLOSE #139814426328016:c=0,e=15,dep=1,type=3,tim=1427980991839554
=====================
PARSING IN CURSOR #139814426320856 len=37 dep=0 uid=0 oct=3 lid=0 tim=1427980991842425 hv=2737225759 ad='54cd0a630' sqlid='as799jkjkdh0z'
SELECT COMPATIBLE FROM SYS.IMP9COMPAT
END OF STMT
PARSE #139814426320856:c=3000,e=3443,p=0,cr=2,cu=0,mis=1,r=0,dep=0,og=1,plh=1128103955,tim=1427980991842424
EXEC #139814426320856:c=0,e=39,p=0,cr=0,cu=0,mis=0,r=0,dep=0,og=1,plh=1128103955,tim=1427980991842721
FETCH #139814426320856:c=4999,e=4966,p=0,cr=0,cu=0,mis=0,r=1,dep=0,og=1,plh=1128103955,tim=1427980991847851
CLOSE #139814426867336:c=0,e=18,dep=0,type=1,tim=1427980991848283
=====================
PARSING IN CURSOR #139814426863200 len=65 dep=0 uid=0 oct=47 lid=0 tim=1427980991848389 hv=1092642237 ad='5573014c0' sqlid='6mk0b8p0k0tdx'
BEGIN SYS.DBMS_EXPORT_EXTENSION.SET_IMP_TIMEZONE('+08:00'); END;
END OF STMT
PARSE #139814426863200:c=0,e=66,p=0,cr=0,cu=0,mis=0,r=0,dep=0,og=1,plh=0,tim=1427980991848387
=====================
PARSING IN CURSOR #139814424939968 len=36 dep=1 uid=0 oct=42 lid=0 tim=1427980991849135 hv=938329428 ad='0' sqlid='gcqwsz0vyvjan'
alter session set TIME_ZONE='+08:00'
END OF STMT
PARSE #139814424939968:c=0,e=29,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=0,plh=0,tim=1427980991849133
EXEC #139814424939968:c=0,e=8,p=0,cr=0,cu=0,mis=0,r=0,dep=1,og=0,plh=0,tim=1427980991849270
CLOSE #139814424939968:c=0,e=3,dep=1,type=0,tim=1427980991849317
EXEC #139814426863200:c=0,e=882,p=0,cr=0,cu=0,mis=0,r=1,dep=0,og=1,plh=0,tim=1427980991849392
=====================
PARSING IN CURSOR #139814426317816 len=28 dep=0 uid=0 oct=3 lid=0 tim=1427980991850463 hv=1877579296 ad='550faead8' sqlid='7wf7949rym5j0'
SELECT DBTIMEZONE FROM DUAL
END OF STMT
PARSE #139814426317816:c=0,e=827,p=0,cr=0,cu=0,mis=1,r=0,dep=0,og=1,plh=1388734953,tim=1427980991850462
EXEC #139814426317816:c=0,e=38,p=0,cr=0,cu=0,mis=0,r=0,dep=0,og=1,plh=1388734953,tim=1427980991850766
FETCH #139814426317816:c=0,e=10,p=0,cr=0,cu=0,mis=0,r=1,dep=0,og=1,plh=1388734953,tim=1427980991850897
STAT #139814426317816 id=1 cnt=1 pid=0 pos=1 obj=0 op='FAST DUAL (cr=0 pr=0 pw=0 time=2 us cost=2 size=0 card=1)'
CLOSE #139814426317816:c=0,e=6,dep=0,type=0,tim=1427980991851087
STAT #139814426320856 id=1 cnt=1 pid=0 pos=1 obj=0 op='HASH JOIN (cr=0 pr=0 pw=0 time=4973 us cost=0 size=2115 card=1)'
STAT #139814426320856 id=2 cnt=1 pid=1 pos=1 obj=0 op='FIXED TABLE FULL X$KSPPI (cr=0 pr=0 pw=0 time=3099 us cost=0 size=81 card=1)'
STAT #139814426320856 id=3 cnt=982 pid=1 pos=2 obj=0 op='FIXED TABLE FULL X$KSPPCV (cr=0 pr=0 pw=0 time=1112 us cost=0 size=203400 card=100)'
CLOSE #139814426320856:c=0,e=191,dep=0,type=0,tim=1427980991891702
STAT #139814426339280 id=1 cnt=1 pid=0 pos=1 obj=22 op='TABLE ACCESS CLUSTER USER$ (cr=2 pr=0 pw=0 time=68 us cost=1 size=18 card=1)'
STAT #139814426339280 id=2 cnt=1 pid=1 pos=1 obj=11 op='INDEX UNIQUE SCAN I_USER# (cr=1 pr=0 pw=0 time=34 us cost=0 size=0 card=1)'
CLOSE #139814426339280:c=0,e=123,dep=0,type=0,tim=1427980991891866
CLOSE #139814426863200:c=0,e=17,dep=0,type=0,tim=1427980991891919

这里分析，未发现任何错误，导出程序直接报Segmentation fault终止

原因分析
通过各种方式导入都报类似错误，初步确定是dmp文件异常，而dmp异常有几种可能性：
1.exp程序异常导致dmp文件异常，这里使用tns方式导出，排除该种可能
2.数据库内存出现异常导致dmp文件异常，重启数据库依旧，排除该种可能
3.因为测试过多种平台，版本，本地，远程导入，排除兼容性，远程传输损坏等
4.因为以前正常，突然异常，坏可以exp程序调用包异常，这种故障不能排除

解决方案
鉴于此，通过expcat.sql重新安装相关包，发现执行这个之后，exp导出程序，再imp导入一切正常
执行catexp.sql不影响生产库，只影响exp/imp程序

conn / as sysdba
@?/rdbms/admin/catexp.sql

这里再次提醒我们看到exp导出成功,不能证明imp一定ok,最好通过imp进行导入测试