oracle 11g RAC on vmware
http://startoracle.com/2007/09/30/so-you-want-to-play-with-oracle-11gs-rac-heres-how/
Category: Oracle
OEM-troubleshooting on 20-MAY-08
FROM TUNINGDB21 (Target) =============== tuningdb21*-/db1/home/oracle/paresh ==>ping 10.180.1.144 10.180.1.144 is alive tuningdb21*-/db1/home/oracle/paresh ==>ping oem2k.1800flowers.int ping: unknown host oem2k.1800flowers.int tuningdb21*-/db1/home/oracle/paresh ==>nslookup 10.180.1.144 *** Can’t find server name for address 127.0.0.1: Unspecified error *** Default servers are not available tuningdb21*-/db1/home/oracle/paresh ==>nslookup oem2k.1800flowers.int *** Can’t find server name for address 127.0.0.1: Unspecified error *** Default servers are not available…
normal maintenance for exp-imp and renaming table
exp userid=vivek file=ats_florist_zips_20MAY08.dmp log=ats_florist_zips_20MAY08.log grants=N indexes=N tables=ats.ats_florist_zips triggers=N statistics=None feedback=5000 imp userid=vivek file=ats_florist_zips_20MAY08.dmp log=imp_ats_florist_zips_20MAY08.log buffer=20971520 grants=N indexes=N fromuser=ats touser=5049 commit=Y constraints=N feedback=5000 statistics=None alter table “5049”.ATS_FLORIST_ZIPS rename to ats_florist_zips_05_20_2008;
OEM-Commnds
D:oracle_homesagent10gBIN> emctl status agent D:oracle_homesagent10gBIN> emctl start agent D:oracle_homesagent10gBIN> emctl stop agent yantradevdb-YANTRAD> emctl getemhome yantradevdb-YANTRAD> emctl upload
V$ROLLSTAT status is Full
Problem Description: ==================== You receive the following error: ORA-01562: “failed to extend rollback segment number %s” Cause: Failure occurred when trying to extend rollback segment Action: This is normally followed by another error message that caused the failure. You may take the rollback segment offline to perform maintainence. Use the alter rollback segment offline command…
Rman Notes -1
############## RMAN CATALOG ############## The recovery catalog contains information about RMAN operations, including: + Datafile and archived redo log backup sets and backup pieces + Datafile copies + Archived redo logs and their copies + Tablespaces and datafiles on the target database + Stored scripts, which are named user-created sequences of RMAN commands + Persistent…
Rman Notes -1
#—-Flash Recovery Area (FRA)——#
Rman Notes -1
A flash recovery area is a disk location in which the database can store and manage files related to backup and recovery. Some features of Oracle database backup and recovery, such as Oracle Flashback Database and guaranteed restore points, require the use of an FRA. However, having an FRA for use by these features does…
find_log_switch.sql Find log switches in graphical manner
set linesize 100 set pagesize 100 column day format a15 heading ‘Day’ column d_0 format a2 heading ’00’ column d_1 format a2 heading ’01’ column d_2 format a2 heading ’02’ column d_3 format a2 heading ’03’ column d_4 format a2 heading ’04’ column d_5 format a2 heading ’05’ column d_6 format a2 heading ’06’ column…
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sql_plan9i.sql
set lines 132 set pages 1400 accept v_address prompt ‘Enter ADDRESS :’ accept v_hash_value prompt ‘Enter HASH VALUE :’ select sql_text from v$sqltext where address=’&v_address’ and hash_value=’&v_hash_value’ order by piece; SELECT LPAD(‘ ‘,2*(LEVEL-1))||operation||’ ‘||options ||’ ‘||object_name ||’ ‘|| DECODE(id, 0, ‘Cost = ‘||position) “Query Plan” FROM v$sql_plan START WITH id = 0 and address=’&v_address’ and…