Re: emca (database control ) re-create repository always fail

  • From: De DBA <dedba@xxxxxxxxxx>
  • To: m_etrib@xxxxxxxxx, Oracle-l Digest Users <oracle-l@xxxxxxxxxxxxx>
  • Date: Mon, 17 Nov 2014 19:04:54 +1000

Hi Mostafa,

When the initial repository create fails, emca cannot succesfully drop the 
preliminary roles/users etc. it created. Because it checks for the existence of 
the same roles/users on subsequent invocations, it will always fail to create 
with the message

"SEVERE: Dbcontrol Repository already exists.  Fix the error(s) and run EM 
Configuration Assistant again in standalone mode."

The only way to get around this is to manually drop them. I use the following 
script to drop and recreate a dbcontrol in 11.2.0.3:

---begin script
-- replace paths as required:
-- /u01/oracle/db/product/11.2.0.3/ - ORACLE_HOME
-- /u01/oracle/grid/product/11.2.0.3 - GRID_HOME

SET VERIFY OFF
define sysPassword=&&1
define systemPassword=&1
define sysmanPassword=&1
define asmPassword=&1
define dbsnmpPassword=&1

define HOST=<ip_address>
define HOSTNAME=<host_name>

col NAME new_value DBNAME
col DB_UNIQUE_NAME new_value DBUNQ_NAME

select name, db_unique_name from v$database;

spool &&DBNAME._&&DBUNQ_NAME.-emrecreate.log
drop user sysman cascade;
drop user dmsnmp cascade;

host /bin/rm -rf $ORACLE_HOME/&&HOSTNAME._&&DBUNQ_NAME.

@/u01/oracle/db/product/11.2.0.3/sysman/admin/emdrep/sql/emreposcre.sql 
/u01/oracle/db/product/11.2.0.3 SYSMAN SYSMAN TEMP ON;

-- Recreate DBSNMP user with correct privileges etc.
create user dbsnmp identified by &&dbsnmpPassword default tablespace sysaux 
temporary tablespace temp;

grant OEM_MONITOR, CREATE TABLE, SELECT ANY DICTIONARY, CREATE PROCEDURE, 
UNLIMITED TABLESPACE to dbsnmp;
grant EXECUTE on SYS.DBMS_MANAGEMENT_PACKS to dbsnmp;
grant SELECT on APPQOSSYS.WLM_CLASSIFIER_PLAN to dbsnmp;
grant SELECT on APPQOSSYS.WLM_METRICS_STREAM to dbsnmp;
grant SELECT on APPQOSSYS.WLM_MPA_STREAM to dbsnmp;
grant SELECT on APPQOSSYS.WLM_VIOLATION_STREAM to dbsnmp;
grant EXECUTE on SYS.SYS_PLSQL_7945_835_1 to dbsnmp;
grant SELECT on NEXTFARE_BRISBANE.SS_APPORTIONMENT_RULES to dbsnmp;

-- ensure that the sysman user has the correct password
alter user sysman identified by &&sysmanPassword;

-- LISTENER runs from the GRID home
-- hostname does not resolve, so IP address must be used
host /u01/oracle/db/product/11.2.0.3/bin/emca -config dbcontrol db -silent -repos create -ORACLE_HOST &&HOSTNAME -DB_UNIQUE_NAME &&DBUNQ_NAME 
-PORT 1521 -EM_HOME /u01/oracle/db/product/11.2.0.3 -LISTENER LISTENER -SERVICE_NAME &&DBNAME -SID &&DBNAME -ORACLE_HOME 
/u01/oracle/db/product/11.2.0.3 -HOST &&HOST -LISTENER_OH /u01/oracle/grid/product/11.2.0.3 -DBSNMP_PWD &&dbsnmpPassword -SYSMAN_PWD 
&&sysmanPassword -SYS_PWD &&sysPassword -LOG_FILE /u01/oracle/db/admin/&&DBNAME./scripts/log/emConfig.log -ASM_OH 
/u01/oracle/grid/product/11.2.0.3  -ASM_SID +ASM -ASM_USER_NAME ASMSNMP -ASM_USER_PWD &&asmPassword -ASM_PORT 1521;

---end script

I seem to remember that the role OEM_MONITOR can also be a problem in earlier versions, 
although in my 11.2.0.3 dbconsole recreate script I leave it alone. This is for an ASM 
instance, adapt as you need. I found that the emca commands must also be run through sqlplus 
"host ... " command, as they fail when run from the command prompt directly.. no 
idea why... (Solaris 10 & 11)

emca and friends also create loads of logfiles in many different places. It is 
often useful to follow the trail and check every logfile that is mentioned in 
the emca.log.


Hope this helps,
Tony

On 16/11/14 21:27, Mostafa Eletriby (Redacted sender m_etrib@xxxxxxxxx for 
DMARC) wrote:
Hello
Kindly find log file for emca , please check.
I like to ask if this drop & delay at recreate will affect database by any 
means.

Thanks


On Sunday, November 16, 2014 1:22 PM, Mostafa Eletriby 
<dmarc-noreply@xxxxxxxxxxxxx> wrote:


Hello ,
I had a problem at em database control & I dropped repository to re-cretae 
again.

EM recreate repository always fail,
I successfully drop the repository but couldn't create it.
I used this statement:-

*emca -deconfig dbcontrol db -repos drop*
*
*
*emca -config dbcontrol db -repos recreate
*

Please advice.
Regards,


log file attached.
-----------------------------------------------------
Microsoft Windows [Version 6.1.7600]
Copyright (c) 2009 Microsoft Corporation.  All rights reserved.

C:\Users\orasupport>SET ORACLE_HOSTNAME = localhost

C:\Users\orasupport>echo %ORACLE_HOSTNAME%
%ORACLE_HOSTNAME%

C:\Users\orasupport>SET ORACLE_UNQNAME=pidb

C:\Users\orasupport>emca -config dbcontrol db -repos recreate

STARTED EMCA at Nov 16, 2014 1:11:05 PM
EM Configuration Assistant, Version 11.2.0.0.2 Production
Copyright (c) 2003, 2005, Oracle.  All rights reserved.

Enter the following information:
Database SID: pidb
Listener port number: 1158
Listener ORACLE_HOME [ D:\oradb\product\11.2.0\dbhome_1 ]: D:\oradb\product\11.2
.0\dbhome_1
Password for SYS user:
Password for DBSNMP user:
Password for SYSMAN user:
Password for SYSMAN user: Email address for notifications (optional):
Outgoing Mail (SMTP) server for notifications (optional):
-----------------------------------------------------------------

You have specified the following settings

Database ORACLE_HOME ................ D:\oradb\product\11.2.0\dbhome_1

Local hostname ................ ENR-HP-PIDB-01.ENR.gov.eg
Listener ORACLE_HOME ................ D:\oradb\product\11.2.0\dbhome_1
Listener port number ................ 1158
Database SID ................ pidb
Email address for notifications ...............
Outgoing Mail (SMTP) server for notifications ...............

-----------------------------------------------------------------
----------------------------------------------------------------------
WARNING : While repository is dropped the database will be put in quiesce mode.
----------------------------------------------------------------------
Do you wish to continue? [yes(Y)/no(N)]: yes
Nov 16, 2014 1:11:44 PM oracle.sysman.emcp.EMConfig perform
INFO: This operation is being logged at D:\oradb\cfgtoollogs\emca\PIDB\emca_2014
_11_16_13_11_05.log.
Nov 16, 2014 1:11:45 PM oracle.sysman.emcp.util.FileUtil backupFile
WARNING: Could not backup file D:\oradb\product\11.2.0\dbhome_1\sysman\config\em
d.properties
Nov 16, 2014 1:11:45 PM oracle.sysman.emcp.util.FileUtil backupFile
WARNING: Could not backup file D:\oradb\product\11.2.0\dbhome_1\sysman\config\em
oms.properties
Nov 16, 2014 1:11:45 PM oracle.sysman.emcp.util.FileUtil backupFile
WARNING: Could not backup file D:\oradb\product\11.2.0\dbhome_1\sysman\emd\targe
ts.xml
Nov 16, 2014 1:11:46 PM oracle.sysman.emcp.ParamsManager checkListenerStatusForD
BControl
WARNING: ORA-12541: TNS:no listener

Nov 16, 2014 1:11:46 PM oracle.sysman.emcp.EMConfig perform
SEVERE:

Database connection through listener failed. Fix the error and run EM Configurat
ion Assistant again.

Some of the possible reasons may be:

1) Listener port 1158 provided is incorrect. Provide the correct port.
2) Listener is not up. Start the Listener.
3) Database service PIDB is not registered with listener. Register the database
service.
4) Listener is up on physical host and ORACLE_HOSTNAME environment variable is s
et to virtual host. Unset ORACLE_HOSTNAME environment variable.
5) Listener is up on virtual host. Set environment variable ORACLE_HOSTNAME=<vir
tual host>.
6) /etc/hosts does not have correct entry for hostname.

Refer to the log file at D:\oradb\cfgtoollogs\emca\PIDB\emca_2014_11_16_13_11_05
.log for more details.
Could not complete the configuration. Refer to the log file at D:\oradb\cfgtooll
ogs\emca\PIDB\emca_2014_11_16_13_11_05.log for more details.

C:\Users\orasupport>




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