Oracle Application DBA

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Enable or Disable Archive log mode in RAC

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Enable Archivelog 1)  Login to one of the nodes , verify the archive log mode SQL> archive log list Database log mode No Archive Mode Automatic archival Disabled Archive destination USE_DB_RECOVERY_FILE_DEST Oldest online log sequence 200 Current log sequence 201 SQL> select name, log_mode from v$database; NAME LOG_MODE --------- ------------ PUB NOARCHIVELOG 2) Disable...
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Data Guard Physical Standby Setup in Oracle Database

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Primary Server Setup Logging Check that the primary database is in archivelog mode. SELECT log_mode FROM v$database; LOG_MODE ------------ NOARCHIVELOG SQL> If it is noarchivelog mode, switch is to archivelog mode. SHUTDOWN IMMEDIATE; STARTUP MOUNT; ALTER DATABASE ARCHIVELOG; ALTER DATABASE OPEN; Enabled forced logging by issuing the following command. ALTER DATABASE FORCE...
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Weblogic Server Startup Fails with Error JPS-01050, "Caused by: java.io.IOException: Disc quota exceeded"

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Starting WLS with line: /erp/apps/java/jdk1.8.0_65/bin/java -server -d64 -Xms4096m -Xmx4096m -Dweblogic.Name=AdminServer -Djava.security.policy=/erp/apps/obi12/Oracle/Middleware/wlserver/server/lib/weblogic.policy -Dweblogic.ProductionModeEnabled=true -Djava.system.class.loader=com.oracle.classloader.weblogic.LaunchClassLoader -Djava.protocol.handler.pkgs=oracle.mds.net.protocol -Dopss.version=12.2.1...
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Weblogic AdminServer fails with "unable to get file lock, will retry" error message

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Jan 7, 2014 9:09:20 AM PST> <Info> <Management> <BEA-141281> <unable to get file lock, will retry ...> <Jan 7, 2014 9:09:30 AM PST> <Info> <Management> <BEA-141281> <unable to get file lock, will retry ...> <Jan 7, 2014 9:09:40 AM PST> <Info> <Management> <BEA-141281> <unable to get file lock, will...
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Weblogic Fails To Start With Error Unable To Obtain Lock

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After killing the Weblogic server, the following errors were raised on restart: <23-Jul-009 12:57:00 o'clock BST> <Critical> <WebLogicServer> <BEA-000362> <Server failed. R There are 1 nested errors: weblogic.management.ManagementException: Unable to obtain lock on /opt/bea/user_projects/domains/ORACLE_COMMUNICATIONS/servers/AdminServer/tmp/AdminServer.lok....
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WebLogic Admin Server Startup Fails.

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JPS-01538: The default policy provider was not found JPS-01514: The default context is missing in jps-config.xml. JPS-04301: Cannot read from policy store <Jun 22, 2016 12:19:11 AM PDT> <Error> <Security> <BEA-090892> <The dynamic loading of the OPSS java security policy provider class oracle.security.jps.internal.policystore.JavaPolicyProvider failed due...
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