New diagonistic tool is introduced in 11g. Using which we can gather all the information relevant to an issue and upload to oracle or investigate by yourself.

adrci is executable in $ORACLE_HOME/bin location

$ adrci

ADRCI: Release 11.1.0.7.0 - Production on Mon Jul 26 04:08:33 2010

Copyright (c) 1982, 2007, Oracle.  All rights reserved.

ADR base = "/opt/apps/oracle"
adrci>

adrci> show home
ADR Homes:
diag/rdbms/db1
diag/rdbms/db2
diag/rdbms/db3
diag/rdbms/db4
diag/tnslsnr/hostname/listener_bor3rep

adrci> set homepath diag/rdbms/db1

adrci> show problem ==> this will report the problem recently poped up in the db.

*************************************************************************
PROBLEM_ID           PROBLEM_KEY                                                 LAST_INCIDENT        LASTINC_TIME
-------------------- ----------------------------------------------------------- -------------------- ----------------------------------------
3                    ORA 7445 [_memset()+120]                                    32093                2010-07-25 18:01:06.962092 -04:00
4                    ORA 7445 [_doprnt()+44]                                     32077                2010-07-25 18:01:03.642031 -04:00
2                    ORA 4030                                                    32270                2010-07-25 18:01:00.837604 -04:00
1                    ORA 7445 [ioc_pin_shared_executable_object()+952]           28842                2010-06-05 22:39:34.757161 -04:00
4 rows fetched

If you want to diagonise 4030 error, then

adrci> ips pack problem 2 in /tmp
Generated package 3 in file /tmp/ORA4030_20100726041042_COM_1.zip, mode complete

Upload the trace file to oracle or use it for investigation. Has all the information relevant to 4030 error.

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